Yearly & Monthly weather - Alesund, Norway

The climate of Alesund

Geographically nestled along the Norwegian Sea, Alesund experiences a maritime influence typified by the Marine West Coast (Cfc) Köppen climate classification. Reflecting cool summer conditions, weather in this city varies across the calendar year with a visibly low level of thermal amplitude.

Throughout the year, temperatures fluctuate between a low of -1°C (30.2°F) and a high of 15°C (59°F). The cooler months, from December to March, record average temperatures from -1°C (30.2°F) to 4°C (39.2°F) while the warmer period spans from June to August, consistently registering averages between 9°C (48.2°F) and 15°C (59°F). Notably, both the highest and lowest average temperatures merge in September, creating a harmonious balance of 7°C (44.6°F) mean temperature.

Rainfall in Alesund exhibits a varied pattern, from an annual low of 62mm (2.44") in May to a considerable high of 190mm (7.48") in September. A consistent element is the city's proclivity for wet skies with the number of rain-heavy days varying slightly from a minimum of 16 days in May to a peak of 28 days in December.

Interesting to note is the daylight availability in Alesund, which expands from a mere 5.2 hours in December to a remarkable 19.8 hours in June, complemented by the duration of sunshine hours that increase from zero hours in December to reach 7 hours in June and July.

The best time to visit Alesund

Cognizant of weather variations in Alesund, the favorable time for travel would be from May to August. During this period, the temperature is relatively comfortable, hovering around 11°C (51.8°F) to 15°C (59°F). This span also hosts the driest month with May offering a remarkably low average rainfall of 62mm (2.44") across 16 days. Additionally, visitors can enjoy extended daylight, reaching up to 19.8 hours during June, providing ample time for sightseeing and outdoor activities.

The worst time to visit Alesund

Taking into account the specific climatic conditions in Alesund, the less attractive period for visitors is between November and March. The central challenge arises from sharp drops in temperature, registering averages as low as -1°C (30.2°F), combined with little sunshine, which reduces to zero hours in December. Rainfall also raises concerns with high averages of up to 171mm (6.73") across 26 rain-filled days during many of these months.

Spring weather in Alesund

Spring in Alesund comes with a welcomed rise in temperatures after the winter chill. Across the spring months, from March to May, temperatures shift from 4°C (39.2°F) to 11°C (51.8°F), bringing an anticipation of warmer days ahead. Rainfall is comparably moderate in this season with rainfall falling from 105mm (4.13") in March to a low 62mm (2.44") in May. April and May offer longer daylight hours, up to 17.9 hours, allowing residents and visitors the opportunity to enjoy the thawing landscape.

Summer weather in Alesund

Summer in Alesund charms with its cool temperatures and long, sun-drenched days. The period from June to August is characterized by average temperatures between 14°C (57.2°F) and 15°C (59°F). Rainfall is moderate, with a pleasant reduction in precipitation down to 74mm (2.91") in June. Remarkable are the extended daylight hours reaching up to 19.8 hours in June, supplemented by around 7 hours of sunshine, illuminating the city's summer experience.

Autumn weather in Alesund

Autumn in Alesund is recognized by a perceptible decline in temperatures from 12°C (53.6°F) in September to 5°C (41°F) in November. This period sees the heaviest rainfall in the city, notably peaking with an outstanding 190mm (7.48") in September. As the days shorten, daylight shrinks commodiously from 13 hours in September to 7 hours in November, reflecting the receding warmth of summer and the onset of a colder season.

Winter weather in Alesund

Winter in Alesund engulfs the city in low temperatures and rainfall. The cold is prominent from December to February with temperatures settling between -1°C (30.2°F) and 4°C (39.2°F). These months are characterized by high levels of rainfall, peaking with 168mm (6.61") in December. The daylight hours are minimal during winter, reaching a mere 5.2 hours in December. Sunshine hours also diminish, completely disappearing during December, illustrating the season's cold and dreary nature.

Weather in January

The start of the year in Alesund, Norway, witnesses a distinctive winter chill. During this time, the city typically experiences some of the lowest temperatures of the year. A thick layer of frost often adorns the ambiance, with the lowest temperature hitting approximately -1°C (30.2°F). Weather in January »

Weather in February

The winter season in Alesund maintains its grip over the city in February. The temperatures remain consistently low, just slightly higher than January; however, a relative increase can be observed in the hours of daylight available. Weather in February »

Weather in March

As March rolls in, the bite in the weather reduces slightly, and the city starts experiencing an early sense of spring. This transition is subtle, evident from a nominal rise in the temperature range as compared to the month before. Weather in March »

Weather in April

April in Alesund sees a more prominent shift towards the spring season, with a perceptible increase in temperature. The trees get enveloped in fresh leaves, and the city observes a significant expansion in the hours of daylight as compared to March. Weather in April »

Weather in May

May’s arrival signals the onset of warmer weather in Alesund. The temperature shows a significant increase from the beginning of spring, and the days stay relatively dry. A vibrant hue of green spreads across the city landscape as flora blooms fully. Weather in May »

Weather in June

June marks the beginning of summer in Alesund, with the warming trend of May continuing. Despite the slightly increased rainfall, the city sees a considerable duration of sunshine. The sea temperature surges up further, providing favorable conditions for a variety of marine pursuits. Weather in June »

Weather in July

The glorious summer weather carries on into July with the highest temperature reaching approximately 15°C (59°F). As the hottest month of the year, July offers a pleasant reprieve from the typically cold Norwegian weather. The opportunities for outdoor activities grow, with extended sunlight hours and the relative warmth of the sea. Weather in July »

Weather in August

August retains the summer warmth that was established in July, while also introducing slightly higher rainfall. The city is lush and green, with clear, sunny skies being a common sight. The daylight hours start to reduce, signaling the impending arrival of fall. Weather in August »

Weather in September

September signals the beginning of the fall season in Alesund. The temperatures begin their downward trend, and daylight hours continue to decrease. It is the wettest month of the year, culminating in a rainfall of about 190mm (7.48"). Weather in September »

Weather in October

The cooling trend intensifies with October's arrival. A noticeable drop in temperature from September marks the definite arrival of the autumn season. With decreased sunshine hours and increased rainfall, Alesund prepares itself for the nearing winter. Weather in October »

Weather in November

November witnesses a further deepening in the autumn season, gradually sliding towards the winter. The drop in temperature becomes more drastic, and daylight hours reduce even further. The rainfall continues to remain high, similar to October, creating fresh snow that adds to the unique charm of this Scandinavian city towards the year-end. The average high-temperature slightly decreases in November, shifting from a frosty 9°C (48.2°F) in October to a wintry 5°C (41°F). Weather in November »

Weather in December

As the final month of the year, December typifies the harsh but beautiful winter season in Alesund. The temperatures plunge to their lowest, similar to January levels, while daylight is minimal at around 5.2 hours. The city wraps itself in a winter wonderland with snowfall being quite prevalent. Weather in December »

Updated: Jan 26, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year in Alesund?

In Alesund, Norway, the lowest temperatures are generally noted in January, averaging a high of 2°C (35.6°F) and a low of -1°C (30.2°F).

How many days does it rain in Alesund?

In Alesund, during the entire year, the rain falls for 269 days and collects up to 1482mm (58.35") of precipitation.

When is the lowest UV index in Alesund?

January, February, November and December, with an average maximum UV index of 0, are months with the lowest UV index in Alesund.

What month is the sea coldest in Alesund?

The month with the coldest seawater is March, with an average sea temperature of 5.3°C (41.5°F).

What is the driest month in Alesund?

The month with the least rainfall is May, when the rain falls for 16 days and typically collects 62mm (2.44") of precipitation.

What are the months with the most sunshine in Alesund?

The months with the most sunshine in Alesund are May and June, with an average of 7h of sunshine.

When are the longest days in Alesund?

With an average of 19h and 48min of daylight, June has the longest days of the year.

When is the highest UV index in Alesund?

The months with the highest UV index in Alesund, Norway, are June and July, with an average maximum UV index of 5.

What is the warmest month in Alesund?

The temperature in Alesund, Norway, hits its peak in July and August, recording an average high-temperature of 15°C (59°F).

What month is the sea warmest in Alesund?

The month with the warmest seawater in Alesund is August, with an average sea temperature of 14.3°C (57.7°F).

What is the wettest month in Alesund?

September is the month with the most rainfall. Rain falls for 27 days and accumulates 190mm (7.48") of precipitation.

When is Daylight Saving Time (DST) in Alesund?

On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, 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 month with the shortest days in Alesund?

With an average of 5h and 12min of daylight, December has the shortest days of the year in Alesund, Norway.

What is the month with the least sunshine in Alesund?

December has the least sunshine of the year in Alesund, Norway, with an average of 0h of sunshine.

Today

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Long-term

Year J F M A M J J A S O N D

Average temperature
Alesund, Norway

Average high temperature in January:
2°C
Average high temperature in February:
3°C
Average high temperature in March:
4°C
Average high temperature in April:
6°C
Average high temperature in May:
11°C
Average high temperature in June:
14°C

Average high temperature in July:
15°C
Average high temperature in August:
15°C
Average high temperature in September:
12°C
Average high temperature in October:
9°C
Average high temperature in November:
5°C
Average high temperature in December:
3°C

The warmest months (with the highest average high temperature) are July and August (15°C).
The month with the lowest average high temperature is January (2°C).

Average low temperature in January:
-1°C
Average low temperature in February:
-1°C
Average low temperature in March:
-1°C
Average low temperature in April:
1°C
Average low temperature in May:
4°C
Average low temperature in June:
7°C

Average low temperature in July:
9°C
Average low temperature in August:
9°C
Average low temperature in September:
7°C
Average low temperature in October:
5°C
Average low temperature in November:
1°C
Average low temperature in December:
0°C

The months with the highest average low temperature are July and August (9°C).
The coldest months (with the lowest average low temperature) are January, February and March (-1°C).

Average rainfall
Alesund, Norway

The wettest month (with the highest rainfall) is September (190mm).
The driest month (with the least rainfall) is May (62mm).

Average rainfall days
Alesund, Norway

Average rainfall days in January:
24 days
Average rainfall days in February:
22 days
Average rainfall days in March:
22 days
Average rainfall days in April:
20 days
Average rainfall days in May:
16 days
Average rainfall days in June:
17 days

Average rainfall days in July:
20 days
Average rainfall days in August:
21 days
Average rainfall days in September:
27 days
Average rainfall days in October:
26 days
Average rainfall days in November:
26 days
Average rainfall days in December:
28 days

The month with the highest number of rainy days is December (28 days).
The month with the least rainy days is May (16 days).

Average sea temperature
Alesund, Norway

Average sea temperature in January:
6.7°C
Average sea temperature in February:
6.1°C
Average sea temperature in March:
5.3°C
Average sea temperature in April:
6.1°C
Average sea temperature in May:
8.2°C
Average sea temperature in June:
11.6°C

Average sea temperature in July:
13.8°C
Average sea temperature in August:
14.3°C
Average sea temperature in September:
13.7°C
Average sea temperature in October:
11.4°C
Average sea temperature in November:
9.9°C
Average sea temperature in December:
8°C

The best month for swimming (with the highest average sea temperature) is August (14.3°C).
The coldest month (with the lowest average sea temperature) is March (5.3°C).

Average daylight / Average sunshine
Alesund, Norway

Average daylight in January:
6h and 1min
Average daylight in February:
8h and 5min
Average daylight in March:
11h and 5min
Average daylight in April:
14h and 5min
Average daylight in May:
17h and 5min
Average daylight in June:
19h and 5min

Average daylight in July:
18h and 5min
Average daylight in August:
16h and 0min
Average daylight in September:
12h and 5min
Average daylight in October:
9h and 5min
Average daylight in November:
7h and 0min
Average daylight in December:
5h and 1min

The month with the longest days is June (Average daylight: 19h and 48min).
The month with the shortest days is December (Average daylight: 5h and 12min).

The months with the most sunshine are May and June (Average sunshine: 7h).
The month with the least sunshine is December (Average sunshine: 0h).

Average UV index
Alesund, Norway

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 0).

Climate and monthly weather forecastAlesund, Norway

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