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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, the same as December, is a wintry winter month in Sannois, France, with temperature in the range of an average low of 1.8°C (35.2°F) and an average high of 5.9°C (42.6°F). The coldest month is January, with an average high-temperature of 5.9°C (42.6°F) and an average low-temperature of 1.8°C (35.2°F). Weather in January »
Weather in February
February, the last month of the winter in Sannois, is a chilly month, with an average temperature ranging between max 7.6°C (45.7°F) and min 1.8°C (35.2°F). At the start of February, Sannois's average high-temperature reaches a chilly 7.6°C (45.7°F), subtly different from the preceding month. Weather in February »
Weather in March
March, the first month of the spring in Sannois, is a fresh month, with temperature in the range of an average high of 11.8°C (53.2°F) and an average low of 4.1°C (39.4°F). Sannois's weather in March presents a minor rise in the average high-temperature, moving from a chilly 7.6°C (45.7°F) in February to a cool 11.8°C (53.2°F). Weather in March »
Weather in April
April is a comfortable spring month in Sannois, France, with an average temperature varying between 16°C (60.8°F) and 6.7°C (44.1°F). April brings a slight elevation in the average high-temperature, transitioning from March's fresh 11.8°C (53.2°F) to an enjoyable 16°C (60.8°F). Weather in April »
Weather in May
The last month of the spring, May, is another comfortable month in Sannois, France, with an average temperature ranging between max 18.2°C (64.8°F) and min 9.1°C (48.4°F). The arrival of May brings an average high-temperature of a still enjoyable 18.2°C (64.8°F), subtly diverging from April's 16°C (60.8°F). Weather in May »
Weather in June
The first month of the summer, June, is a pleasant month in Sannois, France, with an average temperature fluctuating between 12.4°C (54.3°F) and 21.6°C (70.9°F). The arrival of June witnesses a small shift in the average high-temperature, moving from an enjoyable 18.2°C (64.8°F) in May to a pleasant 21.6°C (70.9°F). Weather in June »
Weather in July
July in Sannois, France, is a moderately hot summer month, with an average temperature fluctuating between 14.6°C (58.3°F) and 24.3°C (75.7°F). In July, Sannois experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 21.6°C (70.9°F) in June to a moderately hot 24.3°C (75.7°F). Weather in July »
Weather in August
August, the last month of the summer in Sannois, is another warm month, with temperature in the range of an average low of 14.8°C (58.6°F) and an average high of 24.5°C (76.1°F). With an average high-temperature of 24.5°C (76.1°F) and an average low-temperature of 14.8°C (58.6°F), August is the warmest month. Weather in August »
Weather in September
The first month of the autumn, September, is also an agreeable month in Sannois, France, with temperature in the range of an average high of 20.9°C (69.6°F) and an average low of 11.7°C (53.1°F). With September's onset, the weather reveals a slight temperature decrease, transitioning from a warm 24.5°C (76.1°F) in August to an agreeable 20.9°C (69.6°F). Weather in September »
Weather in October
October, like September, in Sannois, France, is another enjoyable autumn month, with an average temperature varying between 16.5°C (61.7°F) and 9.1°C (48.4°F). October indicates a minor shift in the average high-temperature, from September's agreeable 20.9°C (69.6°F) to a refreshing 16.5°C (61.7°F). Weather in October »
Weather in November
November, the last month of the autumn in Sannois, is also a fresh month, with an average temperature fluctuating between 10.5°C (50.9°F) and 5.8°C (42.4°F). Onset of November witnesses a reduction in the average high-temperature, falling from an enjoyable 16.5°C (61.7°F) in October to a cool 10.5°C (50.9°F). Weather in November »
Weather in December
December, the first month of the winter in Sannois, is still a chilly month, with an average temperature ranging between min 3.1°C (37.6°F) and max 7.4°C (45.3°F). As Sannois enters December, the average high-temperature subtly lowers from the a cool 10.5°C (50.9°F) of November to a chilly 7.4°C (45.3°F). Weather in December »
Frequently asked questions
What is the coldest month in Sannois?
The month of January sees the average lowest temperatures, reaching 5.9°C (42.6°F) at the peak and 1.8°C (35.2°F) at the low.
What is the most humid month in Sannois?
January and December, with an average relative humidity of 86%, are most humid months in Sannois, France.
How many days does it rain in Sannois?
Throughout the year, in Sannois, there are 122.6 rainfall days, and 161mm (6.34") of precipitation is accumulated.
When does it snow in Sannois?
January through March, November and December are months with snowfall.
When does it snow the most in Sannois?
The month with the most snowfall in Sannois, France, is January, when snow falls for 1.4 days and typically aggregates up to 7mm (0.28") of snow.
How many days does it snow in Sannois?
In Sannois, during the entire year, snow falls for 5.6 days and aggregates up to 17mm (0.67") of snow.
What is the month with the least sunshine in Sannois?
With an average of 3.9h of sunshine, January has the least sunshine of the year.
When is the lowest UV index in Sannois?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Sannois, France.
When it does not snow in Sannois?
In Sannois, France, snow does not fall in April through October.
When are the longest days in Sannois?
June has the longest days of the year in Sannois, with an average of 16h and 6min of daylight.
What are the months with the most sunshine in Sannois?
The months with the most sunshine are July and August, with an average of 9.1h of sunshine.
What is the month with the highest UV index in Sannois?
July is the month with the highest UV index, with an average maximum UV index of 6.
What month is the hottest in Sannois?
Sannois experiences its average highest temperatures in August, reaching a peak of 24.5°C (76.1°F) and a minimum of 14.8°C (58.6°F).
What is the least humid month in Sannois?
With an average relative humidity of 68%, August is the least humid month in Sannois, France.
What is the driest month in Sannois?
September is the month with the least rainfall in Sannois. Rain falls for 7.6 days and accumulates 6mm (0.24") of precipitation.
When is Daylight Saving Time (DST) in Sannois?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Sannois, France, 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 rainiest month in Sannois?
December is the month with the most rainfall in Sannois. Rain falls for 11.6 days and accumulates 18mm (0.71") of precipitation.
What is the month with the shortest days in Sannois?
With an average of 8h and 18min of daylight, December has the shortest days of the year in Sannois.
Average temperature
Sannois, France
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (5.9°C).
The month with the highest average low temperature is August (14.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.8°C).
Average pressure
Sannois, France
- Average pressure in January:
1017.5mbar - Average pressure in February:
1016.2mbar - Average pressure in March:
1016.5mbar - Average pressure in April:
1015.8mbar - Average pressure in May:
1016.9mbar - 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:
1016.9mbar - Average pressure in November:
1013.3mbar - Average pressure in December:
1018.1mbar
The months with the highest atmospheric pressure are September and December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).
Average wind speed
Sannois, France
- Average wind speed in January:
14.5km/h - Average wind speed in February:
15.5km/h - Average wind speed in March:
14.3km/h - Average wind speed in April:
11.9km/h - Average wind speed in May:
11.7km/h - Average wind speed in June:
11.3km/h
- Average wind speed in July:
10.8km/h - Average wind speed in August:
10.1km/h - Average wind speed in September:
10.5km/h - Average wind speed in October:
12km/h - Average wind speed in November:
13.8km/h - Average wind speed in December:
15.1km/h
The windiest month (with the highest average wind speed) is February (15.5km/h).
The calmest month (with the lowest average wind speed) is August (10.1km/h).
Average humidity
Sannois, France
The months with the highest relative humidity are January and December (86%).
The month with the lowest relative humidity is August (68%).
Average rainfall
Sannois, France
The wettest month (with the highest rainfall) is December (18mm).
The driest month (with the least rainfall) is September (6mm).
Average rainfall days
Sannois, France
- Average rainfall days in January:
10.2 days - Average rainfall days in February:
9.2 days - Average rainfall days in March:
9.6 days - Average rainfall days in April:
9.2 days - Average rainfall days in May:
11.3 days - Average rainfall days in June:
11.1 days
- Average rainfall days in July:
12.5 days - Average rainfall days in August:
10.5 days - Average rainfall days in September:
7.6 days - Average rainfall days in October:
9.2 days - Average rainfall days in November:
10.6 days - Average rainfall days in December:
11.6 days
The month with the highest number of rainy days is July (12.5 days).
The month with the least rainy days is September (7.6 days).
Average snowfall
Sannois, France
The month with the highest snowfall is January (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Sannois, France
- Average snowfall days in January:
1.4 days - Average snowfall days in February:
2.1 days - Average snowfall days in March:
0.5 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:
0.5 days - Average snowfall days in December:
1.1 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Sannois, 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 0min - Average sunshine in April:
7h and 5min - Average sunshine in May:
8h and 2min - Average sunshine in June:
8h and 4min
- Average sunshine in July:
9h and 1min - Average sunshine in August:
9h and 1min - Average sunshine in September:
7h and 4min - Average sunshine in October:
5h and 5min - Average sunshine in November:
4h and 1min - Average sunshine in December:
4h and 1min
The months with the most sunshine are July and August (Average sunshine: 9h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days
Sannois, France
- Average sunshine days in January:
16.6 days - Average sunshine days in February:
14.3 days - Average sunshine days in March:
19.3 days - Average sunshine days in April:
17.8 days - Average sunshine days in May:
15.8 days - Average sunshine days in June:
15 days
- Average sunshine days in July:
14.3 days - Average sunshine days in August:
17.5 days - Average sunshine days in September:
19.6 days - Average sunshine days in October:
18.7 days - Average sunshine days in November:
15.2 days - Average sunshine days in December:
14.7 days
The month with the most sunshine days is September (19.6 days).
The months with the least sunshine days are February and July (14.3 days).
Average UV index
Sannois, 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
Sannois, France
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 38).
Average visibility
Sannois, 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).
Sannois, France
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