Warsaw, Poland Climate & Monthly Averages
The climate of Warsaw
Warsaw is a oceanic city - mild temperatures year-round with regular rainfall. August is the warmest month at 78°F (25°C) and January the coolest at 35°F (2°C), over 27.4 inches (696 mm) of precipitation a year.
Climate quick facts
- Hottest month: August - highs near 78°F (25°C)
- Coldest month: January - highs near 35°F (2°C)
- Decade extremes (2015-2024): 95°F (35°C) high · -6°F (-21°C) low
- Wettest month: July (13 rainy days) · Sunniest: June (12.6 h sun/day)
- Climate type: oceanic
- Annual swing: 21°C between the average warmest and coolest month · day to night: 8°C
- Snow: about 13 days a year
- Months with freezing average lows: 3
- Average humidity: 75%
Temperatures through the year
August is the warm end of the year, averaging 78°F (25°C) by day and 60°F (16°C) overnight. January is the coolest month, with highs of 35°F (2°C) and lows near 27°F (-3°C). The gridded 2015-2024 daily record for this location tops out at 95°F (35°C) and bottoms at -6°F (-21°C) - decade extremes, not all-time station records. Four of the twelve months pair mild highs with fewer than twelve wet days; the longest unbroken run is May through June.
Rain, sun and snow
Sunshine averages 7.6 hours a day over the year - duller than all but 9% of the 3496 cities in our dataset, peaking in June at 12.6 hours. Overnight lows average at or below freezing for 3 months, December through February. The wettest month is July (3.2 inches (81 mm) across 13 days) and the driest March. Snow falls on roughly 13 days a year, mostly November through March.
How Warsaw compares
- Warsaw averages 50°F (10°C) across the year - cooler than all but 12% of the 3496 cities we track.
Ranked against every city in our dataset, each measured on the same ten-year window.
Monthly climate table
| Month | High | Low | Rain days | Precipitation | Sunshine | Humidity |
|---|---|---|---|---|---|---|
| January | 35° | 27° | 13 | 2.0 in | 2.9 h/day | 85% |
| February | 40° | 29° | 11 | 1.9 in | 4.6 h/day | 81% |
| March | 47° | 33° | 11 | 1.6 in | 6.9 h/day | 74% |
| April | 57° | 40° | 11 | 1.9 in | 9.4 h/day | 68% |
| May | 67° | 49° | 12 | 2.7 in | 11.4 h/day | 66% |
| June | 76° | 58° | 10 | 2.6 in | 12.6 h/day | 65% |
| July | 77° | 60° | 13 | 3.2 in | 11.8 h/day | 68% |
| August | 78° | 60° | 11 | 3.0 in | 11.1 h/day | 68% |
| September | 68° | 53° | 10 | 2.4 in | 8.8 h/day | 74% |
| October | 57° | 44° | 12 | 2.5 in | 5.9 h/day | 82% |
| November | 45° | 37° | 10 | 1.6 in | 3.5 h/day | 86% |
| December | 39° | 32° | 11 | 2.1 in | 2.4 h/day | 87% |
Warsaw month by month
Warsaw weather in January
January brings highs around 35°F (2°C), lows near 27°F (-3°C), about 13 wet days and roughly 5 snowy days - typically the coldest month of the year in Warsaw.
Warsaw weather in February
February brings highs around 40°F (5°C), lows near 29°F (-1°C), about 11 wet days and roughly 2 snowy days.
Warsaw weather in March
March brings highs around 47°F (9°C), lows near 33°F (0°C), about 11 wet days and roughly 1 snowy days - typically the driest month of the year in Warsaw.
Warsaw weather in April
April brings highs around 57°F (14°C), lows near 40°F (4°C), about 11 wet days.
Warsaw weather in May
May brings highs around 67°F (19°C), lows near 49°F (9°C), about 12 wet days.
Warsaw weather in June
June brings highs around 76°F (24°C), lows near 58°F (14°C), about 10 wet days - typically the sunniest month of the year in Warsaw.
Warsaw weather in July
July brings highs around 77°F (25°C), lows near 60°F (16°C), about 13 wet days - typically the wettest month of the year in Warsaw.
Warsaw weather in August
August brings highs around 78°F (25°C), lows near 60°F (16°C), about 11 wet days - typically the hottest month of the year in Warsaw.
Warsaw weather in September
September brings highs around 68°F (20°C), lows near 53°F (12°C), about 10 wet days.
Warsaw weather in October
October brings highs around 57°F (14°C), lows near 44°F (7°C), about 12 wet days.
Warsaw weather in November
November brings highs around 45°F (7°C), lows near 37°F (3°C), about 10 wet days and roughly 2 snowy days.
Warsaw weather in December
December brings highs around 39°F (4°C), lows near 32°F (0°C), about 11 wet days and roughly 2 snowy days.
Seasons in Warsaw
Spring (March through May)
Through spring, Warsaw is crisp but comfortable: 57°F (14°C) by day, 40°F (5°C) after dark, and rain falls on around 34 of the 90 days.
Summer (June through August)
Through summer, Warsaw brings comfortable warmth: 77°F (25°C) by day, 59°F (15°C) after dark, and rain falls on around 34 of the 90 days. Daylight is generous - around 11.8 hours of sun a day.
Fall (September through November)
Fall in Warsaw is mild, with daytime highs averaging 57°F (14°C) and nights around 45°F (7°C); rain falls on around 32 of the 90 days.
Winter (December through February)
Through winter, Warsaw brings deep cold: 38°F (3°C) by day, 29°F (-1°C) after dark, and rain falls on around 36 of the 90 days, plus about 10 snowy days. Sun is scarce, averaging 3.3 hours a day. Wind sharpens cold like this considerably; pair the forecast winds with the wind speed converter to judge exposed conditions.
Climate questions, answered
How sunny is Warsaw?
How does Warsaw compare to other cities?
How warm is Warsaw on average?
Is Warsaw hot in summer?
Best time to visit Warsaw
May to June and August to September is the sweet spot for Warsaw - warm days, manageable rainfall and plenty of daylight line up. Expect 72°F (22°C) in the afternoon and around 11 days of rain in a typical month of it. For the same question asked the other way round, see where else is warm in May.
Pack for Warsaw with a heavy insulated coat, hat and gloves for winter and a compact umbrella or rain shell. August nights average 60°F (16°C), so evenings rarely match the afternoons.
Warsaw temperature records (2015-2024)
Derived from ERA5 reanalysis data, 2015–2024. Official station records may differ.