Climate and monthly weather forecast
Kyustendil, Bulgaria

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The climate of Kyustendil

Nestled in the heart of Bulgaria, Kyustendil delights visitors with a climate categorized as Cfb under the Köppen climate classification - a marine west coast climate with a warm summer. The year-round weather observations often revolve around this classification, creating a rhythmic cycle evident in the climatological parameters of the region.

The temperatures in Kyustendil range significantly throughout the year. Residents and tourists alike contend with a chilly -3.9°C (25°F) during the winter season in January. However, as the months progress, so too do the digits on the thermostat; the average high temperature creeps up to 31.2°C (88.2°F) in August. This dynamic range ensures a versatile weather roster that engages all who experience it.

Rainfall progression over the year exhibits a more complex pattern. February reports the least downpour with 36mm (1.42") spread over 4 days, while the wettest period is recorded in May, providing 68mm (2.68") of rain over 9 days. Snowfall predominantly shares the calendar with rainfall, presenting a higher concentration in winter months. The city often experiences 9 snowing days in January but does not experience any such activities from April to November.

The varying sunlight durations add a final layer to this weather mosaic. The shortest daylight is in December with 9.1 hours, stretching to its longest bout of 15.2 hours in June. Mean sunshine hours mimic this pattern as well, ranging from a low 2.4 hours in December and rising up to 10.5 hours in June.

The best time to visit Kyustendil

Judging by the weather conditions throughout the year, the ideal time to visit Kyustendil would be from June to August. This period correlates with the city's warmest temperatures, quintessential of the warm summer marine west coast climate. The respite from rainfall and extensive daylight makes it a well-liked season for tourists to plan their escapades. The average high temperatures hover between 27.5°C (81.5°F) to 31.2°C (88.2°F), providing ample warmth for outdoor activities.

The worst time to visit Kyustendil

Contrarily, the time frame extending from December to February could be considered a less desirable period to visit. This is primarily attributed to the plummeting temperatures and short amount of daylight. During December, the city faces the year's coldest average low temperature at -1.9°C (28.6°F), coupled with prolonged snowy conditions. With average daylight under 10 hours, recreational opportunities can be limited for tourists.

Spring weather in Kyustendil

Spring in Kyustendil, typically from March to May, arrives with warmer temperatures. It begins at a mild 13.4°C (56.1°F) in March, advancing to a warm 24°C (75.2°F) in May. Rainfall takes its periodic peak course with May receiving 68mm (2.68") of the annual downpour. This season also sees an expansion in daylight from 12 hours in March to a vibrant 14.6 hours in May.

Summer weather in Kyustendil

Summer weather in Kyustendil is depicted by a steady rise in temperature, from 24°C (75.2°F) in June, peaking to 31.2°C (88.2°F) in August. Rainfall during this season consistently measures between 54mm (2.13") to 65mm (2.56") per month. Further accentuating the appeal of summer are the comfortable night temperatures, floating between 13.1°C (55.6°F) to 14.5°C (58.1°F). Daylight hours peak in June with 15.2 hours and begin to recede thereafter.

Autumn weather in Kyustendil

Autumn observes a gradual decrease in temperature, with September starting at 26.1°C (79°F) and dipping down to 13°C (55.4°F) by November. Rainfall remains sporadic, varying between 38mm (1.5") in September to 62mm (2.44") in November. Even as the temperatures cool, the daylight hours reduce from 12.5 hours in September to 9.8 hours in November providing ample natural light during the day.

Winter weather in Kyustendil

Winter brings with it the bracing chill of the year, initiating in December with an average temperature of 6.8°C (44.2°F), hitting the lowest point of -3.9°C (25°F) in January. Snowfall days are primarily concentrated in this season, with a marked 9 days in January. Sunlight is at a yearly low, with December presenting only 9.1 daylight hours, inching up slightly to 10.6 hours by February.

Weather in January

In Kyustendil, Bulgaria, January is the coldest month with temperature fluctuations typically ranging from 5.5°C (41.9°F) down to -3.9°C (25°F). The city experiences a frosty ambiance, often blanketed in snow, with an average of nine days of snowfall. Weather in January »

Weather in February

The weather in February in Kyustendil continues to be wintry but shows signs of gradual warming compared to January. Sunlight increases by 1.5 hours, offering more daylight activities. Rainfall over the month averages at 45mm (1.77"), concentrated over nine days. Weather in February »

Weather in March

Kyustendil's weather throughout March takes a notable turn towards spring, alternating between chilly and mildly warm occasions. The average high for the month can escalate to 13.4°C (56.1°F). It is a period of increasing daylight and sunshine, aiding the blossoming of the city's abundant nature. Weather in March »

Weather in April

The month of April in Kyustendil brings further warmth and an abundance of sunshine with a comforting climate. The 52mm (2.05") rainfall would usually fall across a span of eight days. The city comes to life with flourishing vegetation, inspired by the amplifying sunlight hours. Weather in April »

Weather in May

May in Kyustendil is characterized by pleasantly warm weather with temperatures often reaching the mid-20s°C. It is also the wettest month of the year with rainfall amounting to 68mm (2.68"). The city, adorned with flourishing green landscapes, basks in the longer daylight hours. Weather in May »

Weather in June

In Kyustendil, June ushers in the summer with an average high of 27.5°C (81.5°F). It boasts the second-longest daylight duration of the year, with the sun visible for 15.2 hours per day. With the arrival of this warm weather, the city buzzes with outdoor activities. Weather in June »

Weather in July

July is the hottest month in Kyustendil with high temperatures reaching up to 30.7°C (87.3°F). During this month, rainfall is at moderate levels, amounting to 54mm (2.13") in total. The balmy weather and prolonged daylight make for the perfect conditions for outdoor pursuits. Weather in July »

Weather in August

Kyustendil's weather in August holds the ranking for the highest temperature, a scorching 31.2°C (88.2°F). Rainfall is at its lowest, 36mm (1.42"), providing ample opportunities for uninterrupted outdoor activities. Daily sunshine averages at 10.1 hours, nurturing the city's vibrant summer energy. Weather in August »

Weather in September

September sees the beginning of a noticeable shift in Kyustendil's weather from the sweltering summer to the balmy autumn. Cooled down from the peak summer temperatures to an average high of 26.1°C (79°F), it retains a weather pattern conducive to outdoor events. Weather in September »

Weather in October

In October, Kyustendil ushers in a more pronounced autumn weather with a mix of warm and cool temperatures. October witnesses a rainfall of 59mm (2.32"), taking place over seven days. The diminishing sunshine hours and an increase in precipitation hint at the forthcoming winter season. Weather in October »

Weather in November

November in Kyustendil experiences a considerable drop in temperatures, averaging between 13°C (55.4°F) and 2.5°C (36.5°F), ushering in the chills of winter. An increased amount of rainfall at 62mm (2.44") encapsulates the city in a wintry ambiance. Weather in November »

Weather in December

The last month of the year in Kyustendil marks the return of the full-fledged winter, with average temperatures ranging between 6.8°C (44.2°F) and -1.9°C (28.6°F). December experiences an average total rainfall of 55mm (2.17") spread across eleven days. Weather in December »

Frequently asked questions

What is the coldest month?

January is Kyustendil's coldest month, registering average high temperatures of 5.5°C (41.9°F) and lows of -3.9°C (25°F).

How much does it rain?

Throughout the year, in Kyustendil, there are 92 rainfall days, and 624mm (24.57") of precipitation is accumulated.

When does it snow?

January through March, November and December are months with snowfall.

What is the snowiest month?

The month with the most snowfall days is January, when snow falls for 9 days.

How many days does it snow?

In Kyustendil, during the entire year, snow falls for 23 days.

When it does not snow?

April through October are months without snowfall.

What is the wettest month?

May is the month with the most rainfall. Rain falls for 9 days and accumulates 68mm (2.68") of precipitation.

When are the longest days in Kyustendil?

The month with the longest days is June, with an average of 15h and 12min of daylight.

What month has the most sunshine?

The month with the most sunshine is June, with an average of 10.5h of sunshine.

What is the hottest time of year?

August, recognised by an average high temperature of 31.2°C (88.2°F) and a low of 14.3°C (57.7°F), is Kyustendil's warmest month.

What is the driest month?

August is the month with the least rainfall. Rain falls for 4 days and accumulates 36mm (1.42") of precipitation.

When is Daylight Saving Time (DST)?

On Sunday, 27. October 2024, at 04:00, Daylight Saving Time ends, and the time zone changes from EEST to EET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 03:00, and the time zone reverts from EET to EEST.

What is the month with the shortest days in Kyustendil?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

What is the month with the least sunshine?

The month with the least sunshine is December, with an average of 2.4h of sunshine.

Average temperature
Kyustendil, Bulgaria

Average temperature - Kyustendil, Bulgaria

The warmest month (with the highest average high temperature) is August (31.2°C).
The month with the lowest average high temperature is January (5.5°C).

The month with the highest average low temperature is July (14.5°C).
The coldest month (with the lowest average low temperature) is January (-3.9°C).

Average rainfall
Kyustendil, Bulgaria

Average rainfall - Kyustendil, Bulgaria

The wettest month (with the highest rainfall) is May (68mm).
The driest month (with the least rainfall) is August (36mm).

Average rainfall days
Kyustendil, Bulgaria

Average rainfall days - Kyustendil, Bulgaria

The month with the highest number of rainy days is December (11 days).
The months with the least rainy days are July and August (4 days).

Average snowfall days
Kyustendil, Bulgaria

Average snowfall days - Kyustendil, Bulgaria

The month with the highest number of snowfall days is January (9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight / Average sunshine
Kyustendil, Bulgaria

Average daylight / Average sunshine - Kyustendil, Bulgaria

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).

Kyustendil, Bulgaria

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