Climate - Prague (Czech Republic)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Prague (Czech Republic)
The climate of Prague, the Czech capital, is moderately continental, characterized by cold winters, with temperatures often below freezing (0 °C or 32 °F), and mild or pleasantly warm summers.
The city is located in the central-western part of Czechia, 250 meters (820 feet) above sea level (although there are nine hills, the highest of which is Petřín, 327 meters or 1,073 feet high).
Here are the average temperatures at Ruzyně airport, which is located at 360 meters (1,180 feet) above sea level and therefore records temperatures a little lower than in the city.
Prague - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | -3.8 | 1.9 | -1 | 25 | 35 | 30.3 |
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| February | -3.2 | 3.8 | 0.3 | 26 | 39 | 32.5 |
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| March | -0.3 | 8.4 | 4.1 | 31 | 47 | 39.3 |
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| April | 3.3 | 14.5 | 8.9 | 38 | 58 | 48.1 |
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| May | 7.4 | 18.8 | 13.1 | 45 | 66 | 55.6 |
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| June | 10.9 | 22.2 | 16.5 | 52 | 72 | 61.8 |
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| July | 12.8 | 24.5 | 18.7 | 55 | 76 | 65.6 |
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| August | 12.6 | 24.4 | 18.5 | 55 | 76 | 65.3 |
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| September | 8.8 | 19.1 | 13.9 | 48 | 66 | 57.1 |
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| October | 4.5 | 13 | 8.8 | 40 | 55 | 47.8 |
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| November | 0.8 | 6.6 | 3.7 | 33 | 44 | 38.7 |
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| December | -2.5 | 2.8 | 0.2 | 28 | 37 | 32.3 |
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| Year | 4.3 | 13.4 | 8.85 | 39.8 | 56.1 | 48 |
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Precipitation is not abundant, in fact, it amounts to 525 millimeters (20.7 inches) per year, but it is well distributed over the months, with a maximum between May and August, and a minimum in winter, when it usually occurs in the form of snow or sleet.
Here is the average precipitation.
Prague - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 25 | 1 | 7 |
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| February | 25 | 1 | 6 |
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| March | 30 | 1.2 | 6 |
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| April | 40 | 1.6 | 7 |
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| May | 75 | 3 | 10 |
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| June | 75 | 3 | 10 |
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| July | 65 | 2.6 | 9 |
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| August | 70 | 2.8 | 9 |
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| September | 40 | 1.6 | 7 |
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| October | 30 | 1.2 | 6 |
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| November | 30 | 1.2 | 7 |
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| December | 25 | 1 | 7 |
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| Year | 525 | 20.7 | 90 |
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Winter, from December to February, is cold: the average temperature is slightly below freezing. Owing to the stagnation of cold air in the lowest layers, there are many gray days, with snow typically light but quite frequent.
On the other hand, cold air masses of Siberian origin can lead to intense frosts, with temperatures plunging below -20 °C (-4 °F). The coldest record is -29 °C (-20.2 °F) and was set in January 1940.
Spring, from March to May, is a season characterized by unstable weather, with the first warm days, but also the return of cold weather, with possible snow showers and frosts in March, but sometimes also in April. In early May, it can still be cold, with lows near freezing. Typically, the temperature becomes mild in a more stable manner by the second half of May, the month when the first afternoon thunderstorms also begin to erupt.
Summer, from June to August, is very mild or pleasantly warm: daytime temperatures hover around 22 °C (71.5 °F) in June and 24/25 °C (75/77 °F) in July and August. Atlantic fronts can affect this area in this season as well, bringing a bit of rain. On the contrary, in fine weather, thunderstorms can break out in the afternoon.
From roughly late June to August 20, there can be . In the center of the city, there are on average 18 days with more than 30 °C (86 °F), but only 2 days with more than 35 °C (95 °F). The highest record is 37.4 °C (99.3 °F), set in August 2012, when, however, the temperature reached 39 °C (102 °F) in the city.
In autumn, the weather is generally pleasant in September, especially in the first half of the month, but then it gradually becomes gray and cloudy, with quite frequent rains. Already in October, the daytime temperature often remains below 15 °C (59 °F). The first snowfalls usually occur in November, which is in any case a cold month.
The amount of sunshine in Prague is decent from May to August, when sunny days are quite frequent, and there are on average 7 hours of sunshine per day, while it is definitely low from November to February, when there are only 1.5/2.5 hours of sunshine per day. On average, there are 1,670 hours of sunshine per year. Here are the average sunshine hours per day.
Prague - Sunshine hours| Month | Average | Total |
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January | 1.5 | 50 | February | 2.5 | 70 | March | 4 | 125 | April | 5.5 | 170 | May | 7 | 215 | June | 7.5 | 220 | July | 7.5 | 225 | August | 7 | 210 | September | 5.5 | 160 | October | 4 | 120 | November | 2 | 55 | December | 1.5 | 45 | Year | 4.6 | 1670 |
The latitude of Prague (50°05'N) is not high enough to observe the phenomenon of the white nights, in which the sun sets but it does not get completely dark even at midnight.
On June 21, the longest day of the year, the sun rises at 4:52 am and sets at 9:15 pm. On August 15, the sun rises at 5:52 am and sets at 8:20 pm. On December 21, the shortest day of the year, the sun rises at 7:58 am and sets at 4:02 pm.
Best Time
The best time to visit Prague runs from mid-May to mid-September, since it is the warmest and sunniest period of the year. Sometimes, it can be hot in July and August, while in other circumstances, nights can be cool or even a little cold even in these months, so it can be useful to bring a sweatshirt or sweater and a light jacket for the evening.
Prague - Weather by month
Based on the period 1991-2020
January, the coldest month of the year, is generally a very cold month. The average temperature is of -1.0 °C (30 °F), with a minimum of -3.8 °C (25.2 °F) and a maximum of 1.9 °C (35.3 °F).
On the coldest nights of the month, the temperature usually drops to around -13.5 °C (7.5 °F). However, it dropped to -20.3 °C (-4.5 °F) in January 2010.
On the warmest days of the month, the temperature usually reaches around 10 °C (50.5 °F). However, it reached 16 °C (60.8 °F) in January 1991.
Precipitation amounts to 25 mm (1 in), distributed over 7 days.
The day lasts on average 8 hours and 35 minutes.
There are on average 1.5 hours of sunshine per day. So, the sun shines 19% of the time.
The average humidity is 85%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
February is generally a cold month. The average temperature is of 0.3 °C (33 °F), with a minimum of -3.2 °C (26.2 °F) and a maximum of 3.8 °C (38.8 °F).
On the coldest nights of the month, the temperature usually drops to around -11.5 °C (11 °F). However, it dropped to -22 °C (-7.6 °F) in February 2012.
On the warmest days of the month, the temperature usually reaches around 12 °C (53.5 °F). However, it reached 19.2 °C (66.6 °F) in February 2008.
Precipitation amounts to 25 mm (1 in), distributed over 6 days.
The day lasts on average 10 hours and 5 minutes.
There are on average 2.5 hours of sunshine per day. So, the sun shines 25% of the time.
The average humidity is 80%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
March is generally a quite cold month. The average temperature is of 4.1 °C (39 °F), with a minimum of -0.3 °C (31.5 °F) and a maximum of 8.4 °C (47.2 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -7 °C (20 °F). However, it dropped to -16 °C (3.2 °F) in March 2018.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 17.5 °C (63.5 °F). However, it reached 22.4 °C (72.3 °F) in March 2004.
Precipitation amounts to 30 mm (1.2 in), distributed over 6 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 34% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
April is generally a mild month. The average temperature is of 8.9 °C (48 °F), with a minimum of 3.3 °C (38 °F) and a maximum of 14.5 °C (58.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -3 °C (26.5 °F). However, it dropped to -7.2 °C (19 °F) in April 2003.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 23.5 °C (74.5 °F). However, it reached 29 °C (84.2 °F) in April 2012.
Precipitation amounts to 40 mm (1.6 in), distributed over 7 days.
The day lasts on average 13 hours and 55 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 40% of the time.
The average humidity is 65%.
The average wind speed is 14 kph (9 mph).
May is generally a mild month. The average temperature is of 13.1 °C (56 °F), with a minimum of 7.4 °C (45.3 °F) and a maximum of 18.8 °C (65.9 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 1.5 °C (34.5 °F). However, it dropped to -2.3 °C (27.9 °F) in May 2011.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 27 °C (80.5 °F). However, it reached 30.3 °C (86.5 °F) in May 2017.
Precipitation amounts to 75 mm (3 in), distributed over 10 days.
The day lasts on average 15 hours and 30 minutes. So the days are long.
There are on average 7 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 68%.
The average wind speed is 13 kph (8 mph).
June is generally a very mild month. The average temperature is of 16.5 °C (62 °F), with a minimum of 10.9 °C (51.6 °F) and a maximum of 22.2 °C (72 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 5.5 °C (42 °F). However, it dropped to 1.5 °C (34.7 °F) in June 1997.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 30.5 °C (87 °F). However, it reached 37 °C (98.6 °F) in June 2019.
Precipitation amounts to 75 mm (3 in), distributed over 10 days.
The day lasts on average 16 hours and 20 minutes. So the days are long. June 21, the summer solstice, is the longest day of the year in the Northern Hemisphere.
There are on average 7.5 hours of sunshine per day. So, the sun shines 45% of the time.
The average humidity is 69%.
The average wind speed is 13 kph (8 mph).
July, the warmest month of the year, is generally a warm month. The average temperature is of 18.7 °C (66 °F), with a minimum of 12.8 °C (55.1 °F) and a maximum of 24.5 °C (76.1 °F).
On the coldest nights of the month, the temperature usually drops to around 7.5 °C (45.5 °F). However, it dropped to 1.5 °C (34.7 °F) in July 2003.
On the warmest days of the month, the temperature usually reaches around 32.5 °C (90.5 °F). However, it reached 36 °C (96.8 °F) in July 1994.
Precipitation amounts to 65 mm (2.6 in), distributed over 9 days.
The day lasts on average 15 hours and 50 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 46% of the time.
The average humidity is 67%.
The average wind speed is 13 kph (8 mph).
August is generally a warm month. The average temperature is of 18.5 °C (65 °F), with a minimum of 12.6 °C (54.7 °F) and a maximum of 24.4 °C (76 °F).
On the coldest nights of the month, the temperature usually drops to around 7.5 °C (45.5 °F). However, it dropped to 5 °C (41 °F) in August 1991.
On the warmest days of the month, the temperature usually reaches around 32 °C (89.5 °F). However, it reached 37.4 °C (99.3 °F) in August 2012.
Precipitation amounts to 70 mm (2.8 in), distributed over 9 days.
The day lasts on average 14 hours and 25 minutes. So the days are long.
There are on average 7 hours of sunshine per day. So, the sun shines 48% of the time.
The average humidity is 67%.
The average wind speed is 12 kph (8 mph).
September is generally a mild month. The average temperature is of 13.9 °C (57 °F), with a minimum of 8.8 °C (47.8 °F) and a maximum of 19.1 °C (66.4 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 3 °C (37.5 °F). However, it dropped to 0.4 °C (32.7 °F) in September 1993.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 27 °C (80.5 °F). However, it reached 32 °C (89.6 °F) in September 2015.
Precipitation amounts to 40 mm (1.6 in), distributed over 7 days.
The day lasts on average 12 hours and 30 minutes.
There are on average 5.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
October is generally a mild month. The average temperature is of 8.8 °C (48 °F), with a minimum of 4.5 °C (40.2 °F) and a maximum of 13 °C (55.4 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -2.5 °C (27.5 °F). However, it dropped to -7.4 °C (18.7 °F) in October 1991.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 21.5 °C (71 °F). However, it reached 25.4 °C (77.7 °F) in October 2001.
Precipitation amounts to 30 mm (1.2 in), distributed over 6 days.
The day lasts on average 10 hours and 40 minutes.
There are on average 4 hours of sunshine per day. So, the sun shines 37% of the time.
The average humidity is 81%. Hence, the air is normally humid.
The average wind speed is 13 kph (8 mph).
November is generally a cold month. The average temperature is of 3.7 °C (39 °F), with a minimum of 0.8 °C (33.4 °F) and a maximum of 6.6 °C (44 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -6 °C (21.5 °F). However, it dropped to -13.5 °C (7.7 °F) in November 1998.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 14.5 °C (58 °F). However, it reached 18.5 °C (65.3 °F) in November 2010.
Precipitation amounts to 30 mm (1.2 in), distributed over 7 days.
The day lasts on average 9 hours and 0 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 20% of the time.
The average humidity is 87%. Hence, the air is normally humid.
The average wind speed is 14 kph (9 mph).
December is generally a cold month. The average temperature is of 0.2 °C (32 °F), with a minimum of -2.5 °C (27.5 °F) and a maximum of 2.8 °C (37 °F).
On the coldest nights of the month, the temperature usually drops to around -11 °C (12.5 °F). However, it dropped to -23.3 °C (-9.9 °F) in December 1996.
On the warmest days of the month, the temperature usually reaches around 10 °C (50.5 °F). However, it reached 13.2 °C (55.8 °F) in December 2006.
Precipitation amounts to 25 mm (1 in), distributed over 7 days.
The day lasts on average 8 hours and 5 minutes. December 21, the winter solstice, is the shortest day of the year in the Northern Hemisphere.
There are on average 1.5 hours of sunshine per day. So, the sun shines 19% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 16 kph (10 mph).
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