September weather forecastÉpense, France
September
Weather in September
September, the first month of the autumn in Épense, is still a comfortable month, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 10.3°C (50.5°F).Temperature
September's arrival aligns with a minor decrease in average high-temperatures, from August's moderately hot 23.9°C (75°F) to an enjoyable 19.6°C (67.3°F). Throughout the September nights, Épense encounters a low-temperature of 10.3°C (50.5°F).Humidity
In Épense, France, the average relative humidity in September is 78%.Rainfall
In Épense, in September, during 11.9 rainfall days, 36mm (1.42") of precipitation is typically accumulated. Throughout the year, in Épense, France, there are 187.8 rainfall days, and 583mm (22.95") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Épense.Daylight
In Épense, the average length of the day in September is 12h and 35min.On the first day of the month, sunrise is at 06:58 and sunset at 20:22. On the last day of September, in Épense, sunrise is at 07:39 and sunset at 19:21 CEST.
Sunshine
In Épense, the average sunshine in September is 8.1h.UV index
In Épense, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Ensure safety - Recommendations to avert sunburn are presented. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Épense, France
- Average high temperature in September: 19.6°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (4.4°C).
- Average low temperature in September: 10.3°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (0°C).
Average pressure in September
Épense, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1019mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in September
Épense, France
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is December (15.6km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).
Average humidity in September
Épense, France
- Average humidity in September: 78%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Épense, France
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is April (32mm).
Average rainfall days in September
Épense, France
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is September (11.9 days).
Average snowfall in September
Épense, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (61mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Épense, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.8 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
Épense, France
- Average daylight in September: 12h and 36min
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 September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in September
Épense, France
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is June (8.1 days).
Average UV index in September
Épense, 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
Épense, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Épense, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).





