Climate - Strasbourg (France)
Average weather, temperature, rainfall, sunshine hours
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Climate chart - Strasbourg
Strasbourg, the seat of the European Parliament and the capital of Alsace, in northeastern France, has a semi-continental climate, with cold winters and relatively warm summers. In fact, because of its eastern position, it has "German" climate, that is, that of the Rhine Valley, to which it belongs.
The daily average temperature ranges from 2.6 °C (36.7 °F) in January to 20.6 °C (69 °F) in July. Here are the average temperatures.
Strasbourg - Average temperatures (1991-2020) | Month | Min (°C) | Max (°C) | Mean (°C) | Min (°F) | Max (°F) | Mean (°F) |
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| January | -0.2 | 5.3 | 2.6 | 32 | 42 | 36.6 |
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| February | 0 | 7.3 | 3.6 | 32 | 45 | 38.6 |
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| March | 2.6 | 12.1 | 7.4 | 37 | 54 | 45.2 |
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| April | 5.7 | 17 | 11.4 | 42 | 63 | 52.4 |
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| May | 10.1 | 20.9 | 15.5 | 50 | 70 | 59.9 |
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| June | 13.5 | 24.5 | 19 | 56 | 76 | 66.2 |
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| July | 14.9 | 26.4 | 20.6 | 59 | 80 | 69.2 |
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| August | 14.5 | 26.2 | 20.4 | 58 | 79 | 68.6 |
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| September | 10.7 | 21.6 | 16.2 | 51 | 71 | 61.1 |
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| October | 7.2 | 15.8 | 11.5 | 45 | 60 | 52.7 |
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| November | 3.3 | 9.4 | 6.4 | 38 | 49 | 43.4 |
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| December | 0.8 | 5.9 | 3.4 | 33 | 43 | 38 |
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| Year | 7 | 16.1 | 11.5 | 44.5 | 60.9 | 52.5 |
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Precipitation amounts to 660 millimeters (26 inches) per year, so it's not abundant, but it's well distributed over the seasons, since Atlantic depressions can affect this area all year round. However, the rains are more abundant between May and September because of afternoon thunderstorms, which can erupt in the warm season. Here is the average precipitation.
Strasbourg - Average precipitation| Month | Millimeters | Inches | Days |
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| January | 35 | 1.4 | 8 |
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| February | 35 | 1.4 | 8 |
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| March | 45 | 1.8 | 9 |
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| April | 45 | 1.8 | 9 |
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| May | 80 | 3.1 | 12 |
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| June | 70 | 2.8 | 11 |
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| July | 75 | 3 | 11 |
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| August | 60 | 2.4 | 10 |
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| September | 65 | 2.6 | 9 |
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| October | 60 | 2.4 | 10 |
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| November | 45 | 1.8 | 9 |
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| December | 50 | 2 | 10 |
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| Year | 665 | 26.2 | 116 |
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Winter, from December to February, is cold and gray, with average temperatures near freezing (0 °C or 32 °F). However, there are different weather situations. When the currents come from the Atlantic Ocean, temperatures are fairly mild, and highs can reach or exceed 10 °C (50 °F), in addition, it can rain and there can be a strong wind. When the atmosphere is more stable and the wind is weak, the temperatures are close to the average, and there can be fog and low clouds. On the other hand, when cold winds blow from Eastern Europe, the temperature drops below freezing and it can snow.
At times, there can be cold spells, in which temperatures can drop as low as -10 °C (14 °F) or even below.
The coldest record is -23.6 °C (-10.5 °F) and was set in January 1942.
Spring, from March to May, is cool, unstable and moderately rainy. The season is initially cold, with possible snow and frost in March, and then it gradually becomes milder, but with some chance of cold periods still in April. In May, it can get cold, especially in the first half of the month, with lows close to freezing, but at other times, the first warm days can occur, especially in the second half of the month, when the first afternoon thunderstorms can occur as well.
In summer, from June to August, the temperatures are generally pleasant and lend themselves to outdoor activities, although sometimes there can be rains and thunderstorms.
At times, hot periods can occur, generally of short duration, which in recent years are becoming more frequent due to global warming, and in which the temperature can exceed 35 °C (95 °F). The highest record is 39 °C (102.2 °F) and was set in July 2019. In 2022, the temperature reached 34.6 °C (94.3 °F) in May, 38 °C (100.4 °F) in June, 38.4 °C (101.1 °F) in July and 38 °C (100.4 °F) in August.
Autumn, from September to November, is initially mild and not too rainy, and then it gradually becomes more gray, cold and rainy. In November, generally the first snowfalls and night frosts occur, but already in October, it can sometimes get cold.
The amount of sunshine in Strasbourg is scarce in winter, when the days are usually dull and cloudy, while it is acceptable from May to August, when the sun shines for 7 hours per day on average. There are 1,700 hours of sunshine per year. Here are the average sunshine hours per day.
Strasbourg - Sunshine hours| Month | Average | Total |
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January | 2 | 60 | February | 3 | 85 | March | 4.5 | 135 | April | 6 | 180 | May | 6.5 | 200 | June | 7.5 | 225 | July | 7.5 | 230 | August | 7 | 220 | September | 5.5 | 165 | October | 3 | 100 | November | 2 | 55 | December | 1.5 | 45 | Year | 4.6 | 1695 |
Best Time
The best time to visit Strasbourg is from mid-May to late September. In this period, the weather is generally pleasant, however, there can be some afternoon thunderstorms, some cool and rainy days, and even some hot days (especially from mid-June to mid-August).
Strasbourg - Weather by month
Based on the period 1991-2020
In January, the coldest month of the year, the weather in Strasbourg is usually cold. The average temperature is of 2.6 °C (37 °F), with a minimum of -0.2 °C (31.6 °F) and a maximum of 5.3 °C (41.5 °F).
On the coldest nights of the month, the temperature usually drops to around -9 °C (16 °F). However, it dropped to -16.8 °C (1.8 °F) in January 1997.
On the warmest days of the month, the temperature usually reaches around 13.5 °C (56 °F). However, it reached 17.5 °C (63.5 °F) in January 1991.
Precipitation amounts to 35 mm (1.4 in), distributed over 8 days.
The day lasts on average 8 hours and 50 minutes.
There are on average 2 hours of sunshine per day. So, the sun shines 21% of the time.
The average humidity is 84%. Hence, the air is normally humid.
The average wind speed is 11 kph (7 mph).
In February, the weather in Strasbourg is usually cold. The average temperature is of 3.6 °C (39 °F), with a minimum of 0 °C (32 °F) and a maximum of 7.3 °C (45.1 °F).
On the coldest nights of the month, the temperature usually drops to around -6.5 °C (20 °F). However, it dropped to -15 °C (5 °F) in February 2012.
On the warmest days of the month, the temperature usually reaches around 15.5 °C (60.5 °F). However, it reached 20.8 °C (69.4 °F) in February 2019.
Precipitation amounts to 35 mm (1.4 in), distributed over 8 days.
The day lasts on average 10 hours and 10 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 29% of the time.
The average humidity is 79%. Hence, the air is normally humid.
The average wind speed is 12 kph (7 mph).
In March, the weather in Strasbourg is usually quite mild. The average temperature is of 7.4 °C (45 °F), with a minimum of 2.6 °C (36.7 °F) and a maximum of 12.1 °C (53.8 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -4 °C (25 °F). However, it dropped to -14.4 °C (6.1 °F) in March 2005.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 20.5 °C (69 °F). However, it reached 25.1 °C (77.2 °F) in March 2017.
Precipitation amounts to 45 mm (1.8 in), distributed over 9 days.
The day lasts on average 12 hours and 0 minutes.
There are on average 4.5 hours of sunshine per day. So, the sun shines 36% of the time.
The average humidity is 71%. Hence, the air is normally humid.
The average wind speed is 12 kph (8 mph).
In April, the weather in Strasbourg is usually mild. The average temperature is of 11.4 °C (52 °F), with a minimum of 5.7 °C (42.3 °F) and a maximum of 17 °C (62.6 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around -1 °C (30 °F). However, it dropped to -4.2 °C (24.4 °F) in April 2003.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 25.5 °C (78.5 °F). However, it reached 30 °C (86 °F) in April 2012.
Precipitation amounts to 45 mm (1.8 in), distributed over 9 days.
The day lasts on average 13 hours and 50 minutes.
There are on average 6 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 64%.
The average wind speed is 11 kph (7 mph).
In May, the weather in Strasbourg is usually very mild. The average temperature is of 15.5 °C (60 °F), with a minimum of 10.1 °C (50.2 °F) and a maximum of 20.9 °C (69.6 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 3.5 °C (38.5 °F). However, it dropped to 0.1 °C (32.2 °F) in May 1991.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 29.5 °C (84.5 °F). However, it reached 33.8 °C (92.8 °F) in May 2017.
Precipitation amounts to 80 mm (3.1 in), distributed over 12 days.
The day lasts on average 15 hours and 20 minutes. So the days are long.
There are on average 6.5 hours of sunshine per day. So, the sun shines 43% of the time.
The average humidity is 66%.
The average wind speed is 11 kph (7 mph).
In June, the weather in Strasbourg is usually warm. The average temperature is of 19 °C (66 °F), with a minimum of 13.5 °C (56.3 °F) and a maximum of 24.5 °C (76.1 °F).
On the coldest nights, which normally occur at the beginning of the month, the temperature usually drops to around 7.5 °C (45.5 °F). However, it dropped to 4.2 °C (39.6 °F) in June 2006.
On the warmest days, which normally occur at the end of the month, the temperature usually reaches around 33 °C (91 °F). However, it reached 38.8 °C (101.8 °F) in June 2019.
Precipitation amounts to 70 mm (2.8 in), distributed over 11 days.
The day lasts on average 16 hours and 5 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 46% of the time.
The average humidity is 67%.
The average wind speed is 10 kph (6 mph).
In July, the warmest month of the year, the weather in Strasbourg is usually warm. The average temperature is of 20.6 °C (69 °F), with a minimum of 14.9 °C (58.8 °F) and a maximum of 26.4 °C (79.5 °F).
On the coldest nights of the month, the temperature usually drops to around 9.5 °C (49.5 °F). However, it dropped to 6.6 °C (43.9 °F) in July 1993.
On the warmest days of the month, the temperature usually reaches around 34 °C (93 °F). However, it reached 38.9 °C (102 °F) in July 2019.
Precipitation amounts to 75 mm (3 in), distributed over 11 days.
The day lasts on average 15 hours and 35 minutes. So the days are long.
There are on average 7.5 hours of sunshine per day. So, the sun shines 47% of the time.
The average humidity is 67%.
The average wind speed is 10 kph (6 mph).
In August, the weather in Strasbourg is usually warm. The average temperature is of 20.4 °C (69 °F), with a minimum of 14.5 °C (58.1 °F) and a maximum of 26.2 °C (79.2 °F).
On the coldest nights of the month, the temperature usually drops to around 8.5 °C (47.5 °F). However, it dropped to 4.8 °C (40.6 °F) in August 1998.
On the warmest days of the month, the temperature usually reaches around 33.5 °C (92 °F). However, it reached 38.7 °C (101.7 °F) in August 2015.
Precipitation amounts to 60 mm (2.4 in), distributed over 10 days.
The day lasts on average 14 hours and 10 minutes. So the days are long.
There are on average 7 hours of sunshine per day. So, the sun shines 50% of the time.
The average humidity is 69%.
The average wind speed is 9 kph (5 mph).
In September, the weather in Strasbourg is usually very mild. The average temperature is of 16.2 °C (61 °F), with a minimum of 10.7 °C (51.3 °F) and a maximum of 21.6 °C (70.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 4.5 °C (40.5 °F). However, it dropped to 1.9 °C (35.4 °F) in September 2002.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 28.5 °C (83 °F). However, it reached 32.6 °C (90.7 °F) in September 2020.
Precipitation amounts to 65 mm (2.6 in), distributed over 9 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 44% of the time.
The average humidity is 74%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).
In October, the weather in Strasbourg is usually mild. The average temperature is of 11.5 °C (53 °F), with a minimum of 7.2 °C (45 °F) and a maximum of 15.8 °C (60.4 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around 0 °C (32 °F). However, it dropped to -3.8 °C (25.2 °F) in October 2012.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 24 °C (75 °F). However, it reached 28.5 °C (83.3 °F) in October 2004.
Precipitation amounts to 60 mm (2.4 in), distributed over 10 days.
The day lasts on average 10 hours and 40 minutes.
There are on average 3 hours of sunshine per day. So, the sun shines 30% of the time.
The average humidity is 82%. Hence, the air is normally humid.
The average wind speed is 9 kph (6 mph).
In November, the weather in Strasbourg is usually quite cold. The average temperature is of 6.4 °C (43 °F), with a minimum of 3.3 °C (37.9 °F) and a maximum of 9.4 °C (48.9 °F).
On the coldest nights, which normally occur at the end of the month, the temperature usually drops to around -3.5 °C (26 °F). However, it dropped to -9.9 °C (14.2 °F) in November 1998.
On the warmest days, which normally occur at the beginning of the month, the temperature usually reaches around 17.5 °C (63.5 °F). However, it reached 21.9 °C (71.4 °F) in November 2020.
Precipitation amounts to 45 mm (1.8 in), distributed over 9 days.
The day lasts on average 9 hours and 10 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 9 kph (6 mph).
In December, the weather in Strasbourg is usually cold. The average temperature is of 3.4 °C (38 °F), with a minimum of 0.8 °C (33.4 °F) and a maximum of 5.9 °C (42.6 °F).
On the coldest nights of the month, the temperature usually drops to around -7.5 °C (18.5 °F). However, it dropped to -18.3 °C (-0.9 °F) in December 2010.
On the warmest days of the month, the temperature usually reaches around 13.5 °C (56.5 °F). However, it reached 16.8 °C (62.2 °F) in December 1993.
Precipitation amounts to 50 mm (2 in), distributed over 10 days.
The day lasts on average 8 hours and 25 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 17% of the time.
The average humidity is 86%. Hence, the air is normally humid.
The average wind speed is 11 kph (7 mph).
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