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
With September's onset, the weather reveals a slight temperature decrease, transitioning from a comfortable 18.5°C (65.3°F) in August to a still refreshing 14.3°C (57.7°F). Épierre's nighttime temperature in September falls to an average of 4.1°C (39.4°F).Humidity
The average relative humidity in September is 78%.Rainfall
In Épierre, in September, during 15.5 rainfall days, 60mm (2.36") of precipitation is typically accumulated. Throughout the year, in Épierre, France, there are 158.5 rainfall days, and 943mm (37.13") of precipitation is accumulated.Snowfall
January through December are months with snowfall. In Épierre, France, in September, snow falls for 1.7 days, with typically accumulated 63mm (2.48") of snow. In Épierre, during the entire year, snow falls for 103 days and aggregates up to 3681mm (144.92") of snow.Daylight
In September, the average length of the day in Épierre, France, is 12h and 32min.On the first day of September, sunrise is at 06:56 and sunset at 20:12. On the last day of the month, sunrise is at 07:32 and sunset at 19:16 CEST.
Sunshine
In September, the average sunshine is 8.6h.UV index
In September, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A typical high UV index of 3 in September suggests the following recommendations:
Undertake protective steps - Preventing sun damage is advised. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Frequently asked questions
What is the usual temperature for Épierre in September?
What is the average humidity in September in Épierre?
How much does it rain in Épierre in September?
How many days does it snow in September in Épierre?
How many hours of daylight does Épierre have in September?
When are sunrise and sunset in September in Épierre?
How many hours of sunshine does Épierre have in September?
How high is the UV index in September in Épierre?
Average temperature in September
Épierre, France
- Average high temperature in September: 14.3°C
The warmest month (with the highest average high temperature) is August (18.5°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in September: 4.1°C
The month with the highest average low temperature is August (6.5°C).
The coldest months (with the lowest average low temperature) are January and February (-11.3°C).
Average pressure in September
Épierre, France
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in September
Épierre, France
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is November (7.3km/h).
The calmest month (with the lowest average wind speed) is September (5.7km/h).
Average humidity in September
Épierre, France
- Average humidity in September: 78%
The months with the highest relative humidity are February and March (88%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Épierre, France
- Average rainfall in September: 60mm
The wettest month (with the highest rainfall) is December (121mm).
The driest month (with the least rainfall) is October (43mm).
Average rainfall days in September
Épierre, France
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is June (22.3 days).
The month with the least rainy days is December (5.8 days).
Average snowfall in September
Épierre, France
- Average snowfall in September: 63mm
The month with the highest snowfall is December (934mm).
The month with the least snowfall is July (1mm).
Average snowfall days in September
Épierre, France
- Average snowfall days in September: 1.7 days
The month with the highest number of snowfall days is March (17.4 days).
The month with the least snowfall days is August (0.1 days).
Average daylight in September /
Average sunshine in September
Épierre, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Épierre, France
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is October (17.2 days).
The months with the least sunshine days are May and June (4.3 days).
Average UV index in September
Épierre, France
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The month with the lowest UV index is February (UV index 1).
Average cloud cover in September
Épierre, France
- Average cloud cover in September: 35
The months with the most cloud cover are February and May (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in September
Épierre, France
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July, August, September, October and November (8km).
The months with the lowest visibility are January, February, March and December (7km).
Épierre, France
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