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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, is another chilly winter month in Boissy-Saint-Léger, France, with temperature in the range of an average high of 6°C (42.8°F) and an average low of 1.8°C (35.2°F). The coldest time of the year is January, with temperatures averaging a high of 6°C (42.8°F) and a low of 1.8°C (35.2°F). Weather in January »
Weather in February
February, the last month of the winter in Boissy-Saint-Léger, is also a frosty month, with an average temperature fluctuating between 7.6°C (45.7°F) and 1.9°C (35.4°F). The shift into February finds Boissy-Saint-Léger at an average high-temperature of a still frosty 7.6°C (45.7°F), closely comparable to January's conditions. Weather in February »
Weather in March
The first month of the spring, March, is a fresh month in Boissy-Saint-Léger, France, with an average temperature varying between 11.8°C (53.2°F) and 4.2°C (39.6°F). With the transition into March, Boissy-Saint-Léger experiences a subtle uplift in average high-temperatures, adjusting from a chilly 7.6°C (45.7°F) in February to a fresh 11.8°C (53.2°F). Weather in March »
Weather in April
April in Boissy-Saint-Léger, France, is an enjoyable spring month, with an average temperature varying between 6.9°C (44.4°F) and 16°C (60.8°F). April's arrival coincides with a marginal rise in the average high-temperature, moving from March's fresh 11.8°C (53.2°F) to a refreshing 16°C (60.8°F). Weather in April »
Weather in May
May, the last month of the spring in Boissy-Saint-Léger, is another comfortable month, with an average temperature ranging between max 18.3°C (64.9°F) and min 9.2°C (48.6°F). Boissy-Saint-Léger observes an average high-temperature of a still comfortable 18.3°C (64.9°F) in May, barely different from 16°C (60.8°F) in April. Weather in May »
Weather in June
June, the first month of the summer in Boissy-Saint-Léger, is a pleasant month, with an average temperature ranging between max 21.7°C (71.1°F) and min 12.4°C (54.3°F). In Boissy-Saint-Léger, the average high-temperature in June slightly rises, from a comfortable 18.3°C (64.9°F) in May, to an agreeable 21.7°C (71.1°F). Weather in June »
Weather in July
July in Boissy-Saint-Léger, France, is a warm summer month, with an average temperature varying between 24.6°C (76.3°F) and 14.9°C (58.8°F). The onset of July brings with it an average high-temperature of a moderately hot 24.6°C (76.3°F), showing a negligible variation from the month before. Weather in July »
Weather in August
August, the last month of the summer in Boissy-Saint-Léger, is another warm month, with an average temperature varying between 24.8°C (76.6°F) and 15.1°C (59.2°F). The temperatures reach their highest averages in August, with highs of 24.8°C (76.6°F) and lows of 15.1°C (59.2°F). Weather in August »
Weather in September
September, the first month of the autumn in Boissy-Saint-Léger, is also an agreeable month, with an average temperature ranging between max 20.9°C (69.6°F) and min 11.8°C (53.2°F). The arrival of September corresponds with a light shift in temperature, down from a warm 24.8°C (76.6°F) in August to a pleasant 20.9°C (69.6°F). Weather in September »
Weather in October
October, like September, in Boissy-Saint-Léger, France, is another refreshing autumn month, with temperature in the range of an average low of 9.4°C (48.9°F) and an average high of 16.5°C (61.7°F). October brings a slight decrease in the average high-temperature, shifting from an agreeable 20.9°C (69.6°F) in September to a refreshing 16.5°C (61.7°F). Weather in October »
Weather in November
The last month of the autumn, November, is another cool month in Boissy-Saint-Léger, France, with an average temperature ranging between max 10.5°C (50.9°F) and min 5.9°C (42.6°F). Boissy-Saint-Léger's progression into November involves a drop in the average high-temperature, receding from a refreshing 16.5°C (61.7°F) in October to a fresh 10.5°C (50.9°F). Weather in November »
Weather in December
December, the first month of the winter in Boissy-Saint-Léger, is still a chilly month, with temperature in the range of an average high of 7.3°C (45.1°F) and an average low of 3°C (37.4°F). Boissy-Saint-Léger records a mild change in average high-temperature during December, easing from a cool 10.5°C (50.9°F) in November to a frosty 7.3°C (45.1°F). Weather in December »
Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year in Boissy-Saint-Léger?
Boissy-Saint-Léger witnesses the coldest weather in January, with temperatures averaging a high of 6°C (42.8°F) and a low of 1.8°C (35.2°F).
What is the most humid month in Boissy-Saint-Léger?
The months with the highest humidity in Boissy-Saint-Léger are January and December, with an average relative humidity of 85%.
How much does it rain in Boissy-Saint-Léger?
Throughout the year, there are 172.7 rainfall days, and 467mm (18.39") of precipitation is accumulated.
When does it snow in Boissy-Saint-Léger?
Months with snowfall are January through March, November and December.
When does it snow the most in Boissy-Saint-Léger?
The month with the most snowfall in Boissy-Saint-Léger, France, is January, when snow falls for 2.5 days and typically aggregates up to 29mm (1.14") of snow.
How much does it snow in Boissy-Saint-Léger?
In Boissy-Saint-Léger, during the entire year, snow falls for 8.5 days and aggregates up to 72mm (2.83") of snow.
What is the month with the least sunshine in Boissy-Saint-Léger?
The month with the least sunshine is January, with an average of 3.9h of sunshine.
What is the month with the lowest UV index in Boissy-Saint-Léger?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
When it does not snow in Boissy-Saint-Léger?
April through October are months without snowfall.
What is the wettest month in Boissy-Saint-Léger?
June is the month with the most rainfall in Boissy-Saint-Léger. Rain falls for 17.3 days and accumulates 52mm (2.05") of precipitation.
When are the longest days in Boissy-Saint-Léger?
June has the longest days of the year in Boissy-Saint-Léger, France, with an average of 16h and 6min of daylight.
What is the month with the highest UV index in Boissy-Saint-Léger?
With an average maximum UV index of 6, July is the month with the highest UV index in Boissy-Saint-Léger.
What part of the year is the hottest in Boissy-Saint-Léger?
Boissy-Saint-Léger's warmest month, August, registers temperatures that range from a high of 24.8°C (76.6°F) to a low of 15.1°C (59.2°F).
What is the least humid month in Boissy-Saint-Léger?
With an average relative humidity of 68%, August is the least humid month.
What month has the most sunshine in Boissy-Saint-Léger?
August has the most sunshine of the year, with an average of 9.3h of sunshine.
What is the driest month in Boissy-Saint-Léger?
September is the month with the least rainfall in Boissy-Saint-Léger. Rain falls for 10.7 days and accumulates 21mm (0.83") of precipitation.
When is Daylight Saving Time (DST) in Boissy-Saint-Léger?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends, 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 Boissy-Saint-Léger?
December has the shortest days of the year, with an average of 8h and 18min of daylight.
Average temperature
Boissy-Saint-Léger, France
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (6°C).
The month with the highest average low temperature is August (15.1°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure
Boissy-Saint-Léger, France
- Average pressure in January:
1017.7mbar - Average pressure in February:
1016.3mbar - Average pressure in March:
1016.6mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1016.8mbar - Average pressure in June:
1016.7mbar
- Average pressure in July:
1016.5mbar - Average pressure in August:
1016.5mbar - Average pressure in September:
1018.1mbar - Average pressure in October:
1017mbar - Average pressure in November:
1013.5mbar - Average pressure in December:
1018.4mbar
The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed
Boissy-Saint-Léger, France
- Average wind speed in January:
14.4km/h - Average wind speed in February:
15.4km/h - Average wind speed in March:
14.1km/h - Average wind speed in April:
11.7km/h - Average wind speed in May:
11.4km/h - Average wind speed in June:
11.1km/h
- Average wind speed in July:
10.5km/h - Average wind speed in August:
10km/h - Average wind speed in September:
10.4km/h - Average wind speed in October:
11.8km/h - Average wind speed in November:
13.7km/h - Average wind speed in December:
14.9km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity
Boissy-Saint-Léger, France
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is August (68%).
Average rainfall
Boissy-Saint-Léger, France
The wettest month (with the highest rainfall) is June (52mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days
Boissy-Saint-Léger, France
- Average rainfall days in January:
14.7 days - Average rainfall days in February:
12.7 days - Average rainfall days in March:
13.1 days - Average rainfall days in April:
14 days - Average rainfall days in May:
17.1 days - Average rainfall days in June:
17.3 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
10.7 days - Average rainfall days in October:
13.6 days - Average rainfall days in November:
14.5 days - Average rainfall days in December:
15.4 days
The month with the highest number of rainy days is June (17.3 days).
The month with the least rainy days is September (10.7 days).
Average snowfall
Boissy-Saint-Léger, France
The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Boissy-Saint-Léger, France
- Average snowfall days in January:
2.5 days - Average snowfall days in February:
2.8 days - Average snowfall days in March:
0.7 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.6 days - Average snowfall days in December:
1.9 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Boissy-Saint-Léger, France
- Average daylight in January:
8h and 5min - Average daylight in February:
10h and 1min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 2min - Average daylight in June:
16h and 1min
- Average daylight in July:
15h and 4min - Average daylight in August:
14h and 2min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 1min - Average daylight in December:
8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in January:
3h and 5min - Average sunshine in February:
5h and 0min - Average sunshine in March:
6h and 1min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 3min - Average sunshine in June:
8h and 5min
- Average sunshine in July:
9h and 1min - Average sunshine in August:
9h and 2min - Average sunshine in September:
7h and 5min - Average sunshine in October:
6h and 0min - Average sunshine in November:
4h and 2min - Average sunshine in December:
4h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Boissy-Saint-Léger, France
- Average sunshine days in January:
12.8 days - Average sunshine days in February:
12 days - Average sunshine days in March:
16 days - Average sunshine days in April:
13.9 days - Average sunshine days in May:
11.4 days - Average sunshine days in June:
10.9 days
- Average sunshine days in July:
13.1 days - Average sunshine days in August:
14.3 days - Average sunshine days in September:
17.2 days - Average sunshine days in October:
15 days - Average sunshine days in November:
12.3 days - Average sunshine days in December:
12 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is June (10.9 days).
Average UV index
Boissy-Saint-Léger, France
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Boissy-Saint-Léger, France
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 37).
Average visibility
Boissy-Saint-Léger, France
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Boissy-Saint-Léger, France
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