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Prague, Prague Weather by Month and Climate Averages
Monthly normals · Rain · Snow
Sunshine · Freeze dates · Records · Best time to visit
What is the weather like in Prague, Prague?
Prague, Prague gets 997 mm of precipitation a year over about 187 rainy days. July is the warmest month (average high 19°C) and January the coldest (average low -6°C).
Humid continental climate
Prague, Prague has mild summers and cold winters. Daytime highs range from about -1°C in January to 19°C in July. July is usually the wettest month. The most comfortable time to visit is typically June and August, when daytime highs sit near 18°C.
| Season | Months | Avg low | Avg high |
|---|---|---|---|
| Winter | Dec–Feb | -5° | -1° |
| Spring | Mar–May | 2° | 9° |
| Summer | Jun–Aug | 11° | 18° |
| Autumn | Sep–Nov | 3° | 8° |
How much rain does Prague get?
Prague gets 997 mm of precipitation in an average year, spread over about 187 days with measurable rain. That is more rainy days than 92% of Germany.
July is the wettest month, with 104 mm. April is the driest, with 54 mm. January has the most rainy days, about 19.
The longest dry spell in the last five years lasted 16 days, to April 16, 2025.
From October 2025 to September 2026 Prague got 694 mm of rain, against a normal of 997 mm for those months. August 2026 had the most, with 141 mm.
Prague weather by month
Prague weather in January
In January, Prague averages a high of -1°C and a low of -6°C. It gets 88 mm of precipitation over about 19 rainy days. Estimated sunshine is 26% of daylight hours, derived from ERA5 cloud cover. The January record high is 14°C (1993) and the record low is -26°C (1987).
Prague weather in February
In February, Prague averages a high of -1°C and a low of -5°C. It gets 65 mm of precipitation over about 16 rainy days. Estimated sunshine is 29% of daylight hours, derived from ERA5 cloud cover. The February record high is 15°C (2021) and the record low is -22°C (1991).
Prague weather in March
In March, Prague averages a high of 3°C and a low of -2°C. It gets 77 mm of precipitation over about 17 rainy days. Estimated sunshine is 42% of daylight hours, derived from ERA5 cloud cover. The March record high is 18°C (2021) and the record low is -18°C (1987).
Prague weather in April
In April, Prague averages a high of 9°C and a low of 2°C. It gets 54 mm of precipitation over about 13 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The April record high is 23°C (2012) and the record low is -11°C (1986).
Prague weather in May
In May, Prague averages a high of 14°C and a low of 6°C. It gets 84 mm of precipitation over about 15 rainy days. Estimated sunshine is 36% of daylight hours, derived from ERA5 cloud cover. The May record high is 26°C (2005) and the record low is -7°C (1978).
Prague weather in June
In June, Prague averages a high of 17°C and a low of 9°C. It gets 99 mm of precipitation over about 15 rainy days. Estimated sunshine is 37% of daylight hours, derived from ERA5 cloud cover. The June record high is 34°C (2026) and the record low is 1°C (1977). June is one of the most comfortable months to visit.
Prague weather in July
In July, Prague averages a high of 19°C and a low of 11°C. It gets 104 mm of precipitation over about 15 rainy days. Estimated sunshine is 43% of daylight hours, derived from ERA5 cloud cover. The July record high is 31°C (2026) and the record low is 3°C (1998).
Prague weather in August
In August, Prague averages a high of 19°C and a low of 11°C. It gets 103 mm of precipitation over about 14 rainy days. Estimated sunshine is 39% of daylight hours, derived from ERA5 cloud cover. The August record high is 32°C (2026) and the record low is 3°C (1987). August is one of the most comfortable months to visit.
Prague weather in September
In September, Prague averages a high of 14°C and a low of 7°C. It gets 82 mm of precipitation over about 13 rainy days. Estimated sunshine is 43% of daylight hours, derived from ERA5 cloud cover. The September record high is 27°C (2015) and the record low is -2°C (1993).
Prague weather in October
In October, Prague averages a high of 8°C and a low of 3°C. It gets 80 mm of precipitation over about 16 rainy days. Estimated sunshine is 30% of daylight hours, derived from ERA5 cloud cover. The October record high is 23°C (2022) and the record low is -9°C (2003).
Prague weather in November
In November, Prague averages a high of 3°C and a low of -1°C. It gets 77 mm of precipitation over about 16 rainy days. Estimated sunshine is 25% of daylight hours, derived from ERA5 cloud cover. The November record high is 17°C (2022) and the record low is -14°C (1998).
Prague weather in December
In December, Prague averages a high of 0°C and a low of -4°C. It gets 84 mm of precipitation over about 19 rainy days. Estimated sunshine is 19% of daylight hours, derived from ERA5 cloud cover. The December record high is 14°C (2006) and the record low is -20°C (2009).
Sunshine, humidity and wind in Prague
July is the sunniest month in Prague, with estimated sunshine of 43% of daylight hours from ERA5 cloud cover. December is the cloudiest, at 19%. The annual cloud-cover estimate is 34% of daylight hours; it is not a measurement of sunshine duration. Prague is sunnier than 81% of Germany.
Humidity peaks in November at 84% and is lowest in April at 62%.
First and last freeze in Prague
The first fall freeze in Prague typically comes around October 13, and the last spring freeze around May 5. That leaves a frost-free growing season of about 161 days.
Prague weather records
These records cover ZINNWALD-GEORGENFELD during 1971–2026. Earlier records or other stations in the city may differ.
The hottest temperature on record at the Prague station is 34°C, on June 28, 2026. The coldest is -26°C, on January 12, 1987.
The wettest day in the available station history brought 87 mm of precipitation, on May 22, 1981.
42 all-time records have been set at the station since 1971.
The annual mean temperature has changed by +0.4°C per decade since 1971.
The best time to visit Prague
The most comfortable time to visit is typically June and August, when daytime highs sit near 18°C.
Winter (December–February) is cold, with average highs around -1°C and lows near -5°C.
Spring (March–May) is chilly, with average highs around 9°C and lows near 2°C.
Summer (June–August) is mild, with average highs around 18°C and lows near 10°C.
Autumn (September–November) is chilly, with average highs around 8°C and lows near 3°C.
Monthly climate
| Month | Average low | Average high | Precip | Rain days | Humidity | Estimated sunshine | Record high | Record low |
|---|---|---|---|---|---|---|---|---|
| January | -6° | -1° | 88 mm | 19 | 81% | 26% | 14° | -26° |
| February | -5° | -1° | 65 mm | 16 | 76% | 29% | 15° | -22° |
| March | -2° | 3° | 77 mm | 17 | 65% | 42% | 18° | -18° |
| April | 2° | 9° | 54 mm | 13 | 62% | 39% | 23° | -11° |
| May | 6° | 14° | 84 mm | 15 | 64% | 36% | 26° | -7° |
| June | 9° | 17° | 99 mm | 15 | 65% | 37% | 34° | 1° |
| July | 11° | 19° | 104 mm | 15 | 62% | 43% | 31° | 3° |
| August | 11° | 19° | 103 mm | 14 | 67% | 39% | 32° | 3° |
| September | 7° | 14° | 82 mm | 13 | 71% | 43% | 27° | -2° |
| October | 3° | 8° | 80 mm | 16 | 78% | 30% | 23° | -9° |
| November | -1° | 3° | 77 mm | 16 | 84% | 25% | 17° | -14° |
| December | -4° | 0° | 84 mm | 19 | 83% | 19% | 14° | -20° |
Station: ZINNWALD-GEORGENFELD, 86 km from the city. Temperature normal baseline: 1991–2020, calculated from available NOAA GHCN-Daily observations. Available station history: 1971–2026; record values refer to this station and period, not the entire city’s history. Precipitation includes rain and the water equivalent of frozen precipitation; snowfall depth is shown separately when available. Sources and methods
From ERA5 reanalysis. Sunshine is estimated from cloud cover.
Prague climate questions
How much rain does Prague get?
Prague gets 997 mm of precipitation in an average year, over about 187 rainy days.
What is the wettest month in Prague?
July is the wettest month in Prague, with 104 mm. April is the driest, with 54 mm.
How many rainy days does Prague have a year?
Prague has about 187 days with measurable rain in an average year. January has the most, about 19.
What is the hottest month in Prague?
July is the warmest month in Prague, with an average high of 19°C.
What is the coldest month in Prague?
January is the coldest month in Prague, with an average low of -6°C.
What is the record high temperature in Prague?
Within the available 1971–2026 station history, the record high at the Prague station is 34°C, set on June 28, 2026. The record low is -26°C, on January 12, 1987.
What is the sunniest month in Prague?
July is the sunniest month in Prague, with estimated sunshine of 43% of daylight hours from ERA5 cloud cover. December is the cloudiest.
When is the first frost in Prague?
The first fall freeze in Prague typically comes around October 13. The last spring freeze is around May 5.
What is the best time to visit Prague?
The most comfortable time to visit is typically June and August, when daytime highs sit near 18°C.