Climate and monthly weather forecast
Carcassonne, France

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Climate and monthly weather forecast

The climate of Carcassonne

Carcassonne, a picturesque city in southern France, experiences a Marine west coast climate, with a warm summer, categorized by the Köppen climate classification as Cfb. Carcassonne has quite a diversified range of temperatures throughout the year, going from a chilly 3.1°C (37.6°F) in January to a warm 28.6°C (83.5°F) in July. It experiences a substantial difference in temperature across all 12 months, which becomes evident when observing the climatological data.

Relative humidity levels tend to fluctuate over the course of the year, but are generally on the higher side, ranging from 64% in July to as high as 84% in December, indicating a rather moist environment. As for precipitation, the city gets a significant amount of rainfall throughout the year, peaking in November and December with 63mm (2.48") each. However, it sees fewer rainy days in July with just 4.1 days of rain.

Unique weather conditions can be noticed when it comes to snowfall. While Carcassonne experiences snowfall only in the colder months of the season, it's fairly rare, with January and December garnering snowfall on only 2.1 days and 1.4 days respectively.

The Best Time to Visit Carcassonne

The ideal period to visit Carcassonne would be during the summer months, specifically from June to August. During this time, the city experiences the highest temperatures, spanning from 21°C (69.8°F) to 28.6°C (83.5°F). These months also offer the most Sunshine hours, ranging from 6.9 to 8.9 hours, and high UV index of 8, allowing tourists to enjoy pleasurable outdoor activities and explorations.

The Worst Time to Visit Carcassonne

The least favorable time to visit Carcassonne is during the colder part of the year, primarily from December to February. The average daily temperature during these months ranges from 3.1°C (37.6°F) to 3.8°C (38.8°F), with the high temperature barely reaching 11.1°C (52°F) in February. Rainfall is at its highest point in these months, especially in December with 63mm (2.48"). Despite longer daylight hours in December, with 9.7 hours per day, snowfall occurs in the city making outdoor activities less enjoyable.

Spring Weather in Carcassonne

Springtime in Carcassonne, from March through May, brings a transition in temperatures. Starting at a low of 5.6°C (42.1°F) in March, it rises to 11.4°C (52.5°F) in May. The high temperature, on the other hand, warms up at a faster pace, reaching from 14.4°C (57.9°F) to 21°C (69.8°F) during the same period. Rainfall tends to fluctuate, with 73mm (2.87") in April, the highest for the season. Spring also brings increases in daylight and sunshine hours, rising from 12 to 14.7 hours and 5.6 to 6.9 hours respectively.

Summer Weather in Carcassonne

Summers in Carcassonne are appealing and welcoming to visitors. The average low temperatures stay between 14.8°C (58.6°F) and 17.2°C (63°F), while the average high temperatures range from 21°C (69.8°F) in June to 28.6°C (83.5°F) in July and holding at 28.3°C (82.9°F) for August. Also, rainfall hits a yearly low in July with 29mm (1.14"), resulting in just 4.1 average rainy days.

Autumn Weather in Carcassonne

During the fall months, Carcassonne experiences a gradual drop in temperatures. The high temperature starts from a warm 24.5°C (76.1°F) in September and gradually drops to 13.5°C (56.3°F) by November. The low temperature also follows suit, reducing from 14°C (57.2°F) in September to 6.6°C (43.9°F) in November. Rainfall starts to increase during these months, with 60mm (2.36") marked for both October and November.

Winter Weather in Carcassonne

Winter in Carcassonne brings the coldest temperature of the year. with monthly low temperature levels oscillating between 3.1°C (37.6°F) and 3.8°C (38.8°F), whilst high temperatures range from 9.7°C (49.5°F) to 11.1°C (52°F). Rainfall peaks in December at 63mm (2.48"), as does the relative humidity at 84%. Daylight hours are limited, with only 9 hours in December, although the numbers slowly rise, hitting 10.5 hours by February.

Weather in Carcassonne in January

As Carcassonne embraces the New Year, January brings temperatures as low as 3.1°C (37.6°F) and as high as 9.7°C (49.5°F). Regardless of the chillier conditions, the historical city remains alluring, with softly frosted landscapes and crisp, winter walks. Despite being in the South of France, snowfall is not out of the question, adding a romantic white blanket to the medieval city. Rainfall is also a frequent visitor in January, making an appearance on roughly 9 days on average. As we leave behind the shorter days of winter, daylight hours gradually begin to increase. Weather in Carcassonne in January »

Weather in Carcassonne in February

Following January, February carries on the winter vibes with the lowest temperatures marginally rising to 3.5°C (38.3°F) and the highest reaching 11.1°C (52°F). Compared to its predecessor, February shows slight reductions in rainfall, humidity, and snowy days, signifying the gradual transition towards spring. February does harbor more daylight and sunshine hours than January, which means longer viewing times for the citadel. Although snowfall days decrease to 2.1 on average, a brisk walk through the cobblestone streets still necessitates a warm coat and perhaps a hot chocolate afterwards. Weather in Carcassonne in February »

Weather in Carcassonne in March

In March, weather shifts towards milder temperatures peaking at 14.4°C (57.9°F) and sinking to 5.6°C (42.1°F), which makes this month a gradual introduction to springtime. As the city shakes off the remnants of winter, snowfall days plunge to less than one, and rainy days dwindle from the previous month. The cityscape dressed in colors of spring, under the increasingly lengthy sunshine hours, is a sight to behold. The humidity levels also drop slightly from February, which makes walking through Carcassonne's vineyards a pleasant experience. In contrast to winter, the UV index begins to climb indicating stronger sun intensity. Weather in Carcassonne in March »

Weather in Carcassonne in April

April is truly a spring month in Carcassonne, with temperatures veering from 7.7°C (45.9°F) to 17°C (62.6°F). With most rainfall reserved for showers, the city becomes a verdant spectacle, as vines start to bud and flowers begin to bloom. April also brings noteworthy increases in the duration of daylight and sunlight compared to the previous month. This upturn is a welcoming boost for sightseers exploring the Gothic Cathar castles and other remarkable landmarks. The UV index in Carcassonne also sees a marked rise warranting extra protection during prolonged outdoor adventures. Weather in Carcassonne in April »

Weather in Carcassonne in May

By May, summer beckons as thermometers swing between 11.4°C (52.5°F) and 21°C (69.8°F). At this point in the year, the city basks in approximately 15 hours of daylight per day, while the UV index continues to increase indicating strong sunlight. Tourists and locals alike can appreciate the full bloom of vine leaves in May. Rainfall reduces further, transforming the month into a relatively drier period, perfect for strolling around the Canal du Midi or the medieval city. As we leave spring behind, humidity in Carcassonne starts to decrease, prepping the climate for the sizzling summer. Weather in Carcassonne in May »

Weather in Carcassonne in June

June announces the onset of summer, the warmest season in Carcassonne, with temperatures peaking at 25.4°C (77.7°F) and dropping as low as 14.8°C (58.6°F). Photographic opportunities abound as the city basks in nearly seven hours of sunshine daily, highlighting the sun-tinged Byzantine walls and the hilltop château. As the UV index reaches its peak for the year, the month brings the ideal weather for immersing oneself in French culture, tasting the region's esteemed wine, and exploring the city's historic charm. Rainfall continues to decline, resulting in June being relatively drier. Conversely, the longer daylight paves the way for extended outdoor activities. Weather in Carcassonne in June »

Weather in Carcassonne in July

Solo highest temperature graces Carcassonne in July, soaring to 28.6°C (83.5°F), combined with the absolute lesser rainfall of merely 29mm (1.14") recognized for this calendar year. This month constitutes the zenith of summer with longer sunlight exposure and attenuating humidity. Though it may seem counterintuitive, the UV index plateaus in July, insisting on the need for sunblock. In absence of rain, outdoor recreational activities are uninterrupted, making this city a hotspot for culture enthusiasts. Intricately staged operas, craft markets, and comprehensive tours of the city await those visiting Carcassonne in high summer. Weather in Carcassonne in July »

Weather in Carcassonne in August

As summer progresses, August sustains July's warmth with a peak temperature of 28.3°C (82.9°F) while the lowest dips to 17°C (62.6°F). With this sustained warmth, any remaining vine grapes mature and ripen, filling the air with an inviting scent. The sun stretches in the sky for 8.4 hours on average with an appreciable UV index signaling a slightly reduced sun intensity than July. True to the month's reputation, the heat prompts townsfolk and tourists towards the cool water of lac de la Cavayère for delightful relief. While August has the highest average humidity for a summer month, rainfall increases compared to its predecessor. Weather in Carcassonne in August »

Weather in Carcassonne in September

With the advent of September, the city experiences temperatures between 14°C (57.2°F) and 24.5°C (76.1°F), signaling an impending autumn. Under 7.1 hours of daily sunshine, the Medieval Citadel of Carcassonne’s turrets and towers shimmer against a bright blue background. Although the UV index decreases, the climate remains pleasant and welcoming as the city prepares for the grape harvest. September also sees a slight increase in average humidity from August. Rainfall statistics start to show an upward trend, and as the daylight hours decrease, the summer warmth begins to recede. Weather in Carcassonne in September »

Weather in Carcassonne in October

As autumn begins to set in seriously in October, you can expect temperatures to range from 11.2°C (52.2°F) to 19.3°C (66.7°F). The bright, golden hues of the vine leaves add charm to the enchanting city of Carcassonne. Such ideal temperatures accompany tourists exploring the winding streets and the majestic Basilica of Saints Nazarius and Celsus. Simultaneously, daylight and sunshine hours steeply decline compared to September. As the climate turns cooler, rainfall increases, matching the city's medieval mystique with the cool, damp streets reflecting the ancient architecture. Weather in Carcassonne in October »

Weather in Carcassonne in November

The transition from fall to winter is apparent in November as the mercury contracts from 13.5°C (56.3°F) to 6.6°C (43.9°F). As daylight hours continue to reduce, the city resorts to its evocative atmosphere under sodium lit cobbled streets. November brings an increase in humidity levels in comparison to October, painting a tranquil picture of the city draped in misty mornings. The decreasing UV index signifies the softened sunlight. The rain falling over the timeless Carcassonne Castle completes a picturesque view hinting at the upcoming winter chill. Weather in Carcassonne in November »

Weather in Carcassonne in December

As the year wraps up, Carcassonne bids adieu to autumn and welcomes winter in December with temperatures varying from 10.2°C (50.4°F) to 3.8°C (38.8°F). The month's shorter daylight and sunshine hours bestow a unique charm on Carcassonne, particularly during the festive season. Residents, tourists, and even the city's historic architecture tuck themselves under the protective arms of thick winter clothing and warm, interior lighting as snowfalls are possible. The fairy-tale city boasts the highest relative humidity of 84% for the year. December recognizes the annual top rainfall mark of 63mm (2.48"), making it the wettest month, concluding the city's yearly climatic cycle. Weather in Carcassonne in December »

Weather in January

The year begins with January known for its colder temperatures, a progression from December, in Carcassonne, France. During this month, winter season’s influence remains apparent, characterized by the relatively high humidity and frequent rainy days. Weather in January »

Weather in February

Weather in this month shows subtle signs of a shift towards spring, becoming somewhat warmer and dryer than January. With steadily rising temperatures, Carcassonne experiences an overall milder climate in February as the days start to lengthen. Weather in February »

Weather in March

March in Carcassonne holds a stronger indication of the spring weather; however, remnants of winter’s chill are still present. During this month, there is noticeable warming of days, and rain gradually becomes less frequent. Temperatures begin to rise, reaching highs of 14.4°C (57.9°F), with March becoming progressively warmer compared to February. Weather in March »

Weather in April

April in Carcassonne signifies a definitive transition into spring, bringing warmer temperatures and an increase in sunshine hours as compared to March. Balmy days are more frequent and typically characterized by significantly reduced rainfall. Weather in April »

Weather in May

May’s arrival in Carcassonne brings the first taste of summer with temperatures rising, humidity levels dropping, and sunlight hours extending. Weather conditions are generally pleasant, providing suitable conditions for outdoor activities and tourism. Weather in May »

Weather in June

June signifies the onset of the summer season in Carcassonne, with steadily climbing temperatures, lengthier daylight hours, and the highest UV index of the year. The city basks in the warmth of the sun, and rainfall becomes even less frequent. Weather in June »

Weather in July

July is Carcassonne's warmest month, indicating the peak of summer with temperatures reaching a high of 28.6°C (83.5°F). The city experiences the heat intensifying as humidity levels drop and the number of rainfall days decrease, extending from June's weather patterns. Weather in July »

Weather in August

August sustains the summer's heat from July, rendering Carcassonne sun-drenched and with minimal rain. The city witnesses the height of the tourist season, thanks to excellent weather conditions. Despite a slight decrease, temperatures reach a high of 28.3°C (82.9°F), mirroring the warmth that July had brought. Weather in August »

Weather in September

September brings a gentle cooling effect to Carcassonne, signaling the beginning of the autumn season, yet still holding onto the warmth from August. The month typically observes mild weather conditions, with gradually decreasing temperatures. Weather in September »

Weather in October

Carcassonne experiences a further descent into autumn with October's arrival, marked by dropping temperatures, shorter daylight hours, and increased chances of rain. From the weather patterns, it can be observed that there is a shift from the mild conditions of September. Weather in October »

Weather in November

A significant shift in weather occurs in November, with temperatures plummeting even further, daylight hours decreasing, and rainfall becoming more frequent in Carcassonne. The transition from October's mild weather to the coming winter chill becomes clearer as the month progresses. Weather in November »

Weather in December

December brings Carcassonne into winter's grip, recognized by significant drops in temperature, limited sunshine hours, and increased chances of rainfall. Snowfall is rare but possible, particularly in the later part of the month, aligning with November's weather trends. Weather in December »
Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Carcassonne?
January, on average, is the coldest month in Carcassonne, registering a high temperature of 9.7°C (49.5°F) and a low of 3.1°C (37.6°F).
How much does it rain in Carcassonne?
Throughout the year, there are 87.6 rainfall days, and 649mm (25.55") of precipitation is accumulated.
When does it snow in Carcassonne?
Months with snowfall in Carcassonne, France, are January through April, November and December.
When does it snow the most in Carcassonne?
The months with the most snowfall days are January and February, with an average of 2.1 snowfall days.
How many days does it snow in Carcassonne?
Throughout the year, there are 7.4 snowfall days.
What are the months with the lowest UV index in Carcassonne?
The months with the lowest UV index are January and December, with an average maximum UV index of 1.
What is the wettest month in Carcassonne?
April is the month with the most rainfall. Rain falls for 9.5 days and accumulates 73mm (2.87") of precipitation.
When it does not snow in Carcassonne?
May through October are months without snowfall.
When are the longest days in Carcassonne?
With an average of 15h and 18min of daylight, June has the longest days of the year.
What is the month with the highest UV index in Carcassonne?
The months with the highest UV index in Carcassonne, France, are June and July, with an average maximum UV index of 8.
What are the warmest months in Carcassonne?
July, with its average high-temperature of 28.6°C (83.5°F) and an average low-temperature of 17.2°C (63°F), holds the record as the warmest month.
What is the least humid month in Carcassonne?
With an average relative humidity of 64%, July is the least humid month.
What is the driest month in Carcassonne?
July is the month with the least rainfall. Rain falls for 4.1 days and accumulates 29mm (1.14") of precipitation.
What month has the most sunshine in Carcassonne?
July has the most sunshine of the year, with an average of 8.9h of sunshine.
When is Daylight Saving Time (DST) in Carcassonne?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Carcassonne, France, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the most humid month in Carcassonne?
December is the most humid month, with an average relative humidity of 84%.
What is the month with the shortest days in Carcassonne?
December has the shortest days of the year in Carcassonne, with an average of 9h and 0min of daylight.
What is the month with the least sunshine in Carcassonne?
The month with the least sunshine in Carcassonne, France, is December, with an average of 3h of sunshine.
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Average temperature - Carcassonne, France
Average temperature
Carcassonne, France

The warmest month (with the highest average high temperature) is July (28.6°C).
The month with the lowest average high temperature is January (9.7°C).

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).

Average humidity - Carcassonne, France
Average humidity
Carcassonne, France

The month with the highest relative humidity is December (84%).
The month with the lowest relative humidity is July (64%).

Average rainfall - Carcassonne, France
Average rainfall
Carcassonne, France

The wettest month (with the highest rainfall) is April (73.1mm).
The driest month (with the least rainfall) is July (28.5mm).

Average rainfall days - Carcassonne, France
Average rainfall days
Carcassonne, France

The month with the highest number of rainy days is April (9.5 days).
The month with the least rainy days is July (4.1 days).

Average snowfall days - Carcassonne, France
Average snowfall days
Carcassonne, France

The months with the highest number of snowfall days are January and February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight / Average sunshine - Carcassonne, France
Average daylight / Average sunshine
Carcassonne, France

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).

Average UV index - Carcassonne, France
Average UV index
Carcassonne, France

The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January and December (UV index 1).

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