Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
September marks a gentle change in average high-temperature, declining from August's warm 23.4°C (74.1°F) to a pleasant 20.1°C (68.2°F). Germainville records an average nighttime low of 11.1°C (52°F) in September.Humidity
In Germainville, the average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall in Germainville, France. Rain falls for 11.7 days and accumulates 23mm (0.91") of precipitation.Snowfall
May through October are months without snowfall in Germainville.Daylight
In September, the average length of the day is 12h and 35min.On the first day of September, sunrise is at 07:11 and sunset at 20:36. On the last day of the month, sunrise is at 07:52 and sunset at 19:34 CEST.
Sunshine
In Germainville, the average sunshine in September is 7.6h.UV index
In Germainville, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 suggests these recommendations:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Frequently asked questions
What are the temperatures in Germainville in September?
What is the average humidity in September in Germainville?
What is the driest month in Germainville?
How much does it rain in Germainville in September?
When it does not snow in Germainville?
What is the average length of the day in September in Germainville?
When is the sunrise / sunset in September in Germainville?
How many hours of sunshine does Germainville have in September?
What is the UV index reading in September in Germainville?
Average temperature in September
Germainville, France
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).
Average pressure in September
Germainville, France
- Average pressure in September: 1018.1mbar
The months with the highest atmospheric pressure are September and December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
Germainville, France
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Germainville, France
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Germainville, France
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in September
Germainville, France
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in September
Germainville, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Germainville, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Germainville, France
- Average daylight in September: 12h and 4min
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 24min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Germainville, France
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in September
Germainville, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Germainville, France
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in September
Germainville, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, May and June (8km).
Germainville, France
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