Climate and monthly weather forecast
Warsaw, Poland

The old town square of Warsaw, Poland
The old town square of Warsaw, Poland

The climate of Warsaw

Warsaw experiences a Marine west coast, a warm-summer climate, predominantly known as Cfb in the Köppen climate classification. This climate is often found on the western side of continents, suggesting the influence of the Atlantic or Pacific Oceans. The city's geographical positioning plays a significant role in shaping its weather patterns. An analysis of monthly averages illustrates a distinct division between seasons as the climate fluctuates.

Temperature variations are observed throughout the entire year. During the winter period, from December to February, the temperature averages range from a high of 1.9°C (35.4°F) to a low of -4.8°C (23.4°F). Comparatively, the summer months, June through August, witness a significant rise in temperature with averages hovering between a high of 23.4°C (74.1°F) and a low of 12.3°C (54.1°F). The transitions between these seasons, spring and autumn, experience moderate temperatures.

Rainfall is another key weather parameter that experiences changes over the year. Summers tend to be rainier than other seasons, with the highest average rainfall recorded in July at 73mm (2.87"). The drier months fall between January and April with the least rainfall observed in February, registering 26mm (1.02") on average. In terms of daylight hours, the longest days are in June with an average of 16.7 hours of daylight, while the shortest days occur in December with an average of 7.8 hours.

Warsaw's weather doesn't follow any unexpected patterns, showcasing a standard climate characteristic of a marine west coast region. However, the steady increase in temperature and daylight hours moving towards summer is noteworthy, as is the general decline of these elements as the city shifts into winter.

The best time to visit Warsaw

The most favorable time for a visit to Warsaw tends to be between May and September, when the weather conditions are optimal. During this time, the average temperatures range from a maximum of 19.3°C (66.7°F) to a minimum of 8.1°C (46.6°F), providing a pleasant atmosphere for exploring the city. Daylight hours average around 15.7 to 16.7 hours in this period, allowing ample time for sightseeing. The UV index during these months ranges from moderate to high, suggesting the need for sun protection.

The worst time to visit Warsaw

The least advisable time to visit Warsaw would be during the colder winter months, from December to February. Average low temperatures drop down to -4.8°C (23.4°F) while the average high only reaches 1.9°C (35.4°F). Combined with the shorter days, averaging only about 8.3 hours of daylight in December, and the low UV index, sightseeing can be a less than enjoyable experience.

Spring weather in Warsaw

Spring weather in Warsaw, between March and May, presents a slow but steady increase of average temperatures, from 6.8°C (44.2°F) to 19.3°C (66.7°F). Rainfall during this season is moderate, falling between 30mm (1.18") and 55mm (2.17"). Daylight hours progressively extend, starting at around 11.9 hours in March and stretching to about 15.7 hours by May. The UV index incrementally rises through the season, beginning at 2 and reaching 5 by May.

Summer weather in Warsaw

Summer in Warsaw, from June to August, showcases the warmest weather of the year with temperatures hitting a peak of 23.6°C (74.5°F) and dipping down to 12.3°C (54.1°F). Rainfall is highest in the summer months, particularly in July with an average of 73mm (2.87"). The daylight hours are the longest, peaking at 16.7 hours in June. The UV index during this period ranges from 6 to 5, indicating the potency of the summer sun.

Autumn weather in Warsaw

Autumn in Warsaw, observed from September to November, brings with it a gradual decrease in average temperatures, sliding from a high of 17.9°C (64.2°F) to a low of 0.3°C (32.5°F). The rainfall during these months falls within an acceptable range, decreasing from 47mm (1.85") in September to 40mm (1.57") in November. Daylight hours start to reduce, shifting from 12.7 hours in September to 8.8 hours in November. The UV index lowers as well during the autumn period, falling from 4 to 1.

Winter weather in Warsaw

Winter in Warsaw embraces the colder climate between December and February. The average temperatures fluctuate between a high of 1.9°C (35.4°F) and a low of -4.8°C (23.4°F) during these months. December sees the least amount of precipitation of the year, receiving an average rainfall of 35mm (1.38"). The winter season also has the shortest daylight hours, ranging from 7.8 to 8.3 hours. During this period, the UV index falls to a low 0 to 1 range, reflecting the minimal exposure to direct sunlight.

Weather in January

January's winter weather in Warsaw, Poland, typically manifests in a mix of cold and icy conditions. Snowfall and frost are frequent guests, occasionally creating a picturesque, winter wonderland. The temperature ranges from a frigid -4.8°C (23.4°F) at night to a chilly daytime high of 0.4°C (32.7°F). Weather in January »

Weather in February

February serves as a continuation of Warsaw's winter, with a slight climb in temperatures compared to January, though still favoring cold boundaries. This period is marked by occasional snowfall and frequent frost, urging residents to keep their winter gear at hand. Weather in February »

Weather in March

The transition from winter to spring commences in March, bringing a noticeable uplift in temperatures and daylight hours in Warsaw. Patches of snow begin to melt, and the landscape slowly starts to revive. The temperatures start to climb up from -1°C (30.2°F) at night to slightly warmer 6.8°C (44.2°F) during the day. Weather in March »

Weather in April

Warsaw enlivens in April as spring establishes its stronghold over the city's climate. The flora breaks into a riot of colors with blooming flowers punctuating the landscape. Temperatures vary notably from a mild 3.1°C (37.6°F) at night to a comfortable 13.1°C (55.6°F) by day, effectively quelling the winter chill. Weather in April »

Weather in May

May sees a further elevation in Warsaw's climatic conditions to a more summertime feel. The city embodies vibrancy defined by lush parks and bustling outdoor cafes. Government office and institutional premises enhance the city's attraction, boasting of their established gardens. Weather in May »

Weather in June

June registers the advent of summer, with the solstice marking the year's longest day. While the city basks in extended daylight, the weather becomes steadily hotter. Temperature oscillations, spanning from a pleasant 11.3°C (52.3°F) to a summery 21.9°C (71.4°F), invite outdoor activities. Weather in June »

Weather in July

July, the hottest month in Warsaw, witnesses temperatures ascending as high as 23.6°C (74.5°F), with the lowest average temperature recorded around 12.9°C (55.2°F). Despite the presence of occasional showers, it does not dampen the overall summer climate. Weather in July »

Weather in August

August weather in Warsaw maintains the summer momentum with only a slight drop in temperatures from July. The city continues to resonate with lively summertime activities both day and night. The continuing appeal of city parks, laden with pullulating natural colors, draws locals and tourists alike. Weather in August »

Weather in September

September marks the onset of autumn in Warsaw. Gradually receding temperatures bring a fresh and crisp feel to the air. The shift towards cooler weather leads to the transformation of the city's foliage into entrancing hues of red, orange, and yellow. Weather in September »

Weather in October

October propels Warsaw deeper into autumn, laced with cooler temperatures and shorter days. The city dons a spectacular display of vibrant autumn colors in various hues. A characteristic nip in the air indicates the temperatures alternating between 4.4°C (39.9°F) to 12.3°C (54.1°F). Weather in October »

Weather in November

The final vestiges of autumn linger in November as Warsaw prepares to welcome winter. The shedding trees and yet cooler temperatures are clear forecasters of the impending winter season. The range of temperatures lies from 0.3°C (32.5°F) to 5.5°C (41.9°F), confirming the swift approach of winter. Weather in November »

Weather in December

Winter firmly takes hold in December, mirroring January's weather, but with slightly milder temperatures. Through the festive season, Warsaw radiates in a different light, reflecting the holiday spirit in the air. The chilly temperature band stretches from -2.8°C (27°F) to 1.9°C (35.4°F), inaugurating the season of snows and freezes. Weather in December »

Frequently asked questions

What are the coldest months in Warsaw?

Warsaw witnesses the coldest weather in January, with temperatures averaging a high of 0.4°C (32.7°F) and a low of -4.8°C (23.4°F).

How much does it rain in Warsaw?

Throughout the year, in Warsaw, there are 159 rainfall days, and 532mm (20.94") of precipitation is accumulated.

What is the month with the least sunshine in Warsaw?

January and December, with an average of 1h of sunshine, are months with the least sunshine.

What is the driest month in Warsaw?

February is the month with the least rainfall in Warsaw. Rain falls for 14 days and accumulates 26mm (1.02") of precipitation.

When are the longest days in Warsaw?

With an average of 16h and 42min of daylight, June has the longest days of the year in Warsaw.

What is the month with the most sunshine in Warsaw?

June and July, with an average of 8h of sunshine, are months with the most sunshine in Warsaw, Poland.

What are the months with the highest UV index in Warsaw?

The months with the highest UV index in Warsaw are June and July, with an average maximum UV index of 6.

What is the hottest time of year in Warsaw?

Warsaw's warmest temperatures are experienced in July, with average high temperatures of 23.6°C (74.5°F) and lows of 12.9°C (55.2°F).

What is the wettest month in Warsaw?

July is the month with the most rainfall. Rain falls for 13 days and accumulates 73mm (2.87") of precipitation.

When is Daylight Saving Time (DST) in Warsaw?

On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Warsaw, Poland, 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 Warsaw?

December has the shortest days of the year in Warsaw, Poland, with an average of 7h and 48min of daylight.

What is the month with the lowest UV index in Warsaw?

December is the month with the lowest UV index in Warsaw, Poland, with an average maximum UV index of 0.

Average temperature
Warsaw, Poland

Average temperature - Warsaw, Poland

The warmest month (with the highest average high temperature) is July (23.6°C).
The month with the lowest average high temperature is January (0.4°C).

The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).

Average rainfall
Warsaw, Poland

Average rainfall - Warsaw, Poland

The wettest month (with the highest rainfall) is July (72.9mm).
The driest month (with the least rainfall) is February (26.1mm).

Average rainfall days
Warsaw, Poland

Average rainfall days - Warsaw, Poland

The month with the highest number of rainy days is December (16 days).
The months with the least rainy days are April, May, August and September (12 days).

Average daylight / Average sunshine
Warsaw, Poland

Average daylight / Average sunshine - Warsaw, Poland

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

The months with the most sunshine are June and July (Average sunshine: 8h).
The months with the least sunshine are January and December (Average sunshine: 1h).

Warsaw, Poland

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