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 the onset of September, the average high-temperature subtly recedes from August's moderately hot 25.2°C (77.4°F) to a pleasant 21.6°C (70.9°F). Nighttime temperature experiences an average drop to a fresh 11.7°C (53.1°F) in September.Humidity
In Dierre, the average relative humidity in September is 73%.Rainfall
The months with the least rainfall are March and September Rain falls for 9.2 days and accumulates 21mm (0.83") of rain.Snowfall
In Dierre, snow does not fall in March through October.Daylight
In September, the average length of the day is 12h and 34min.On the first day of the month, sunrise is at 07:15 and sunset at 20:36. On the last day of September, in Dierre, France, sunrise is at 07:54 and sunset at 19:37 CEST.
Sunshine
In Dierre, France, the average sunshine in September is 7.9h.UV index
In Dierre, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the average maximum UV index of 4 translates into the following recommendations:
Exercise prevention - Warding off sunburn is urged. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What are September temperatures in Dierre?
What is the average humidity in September in Dierre?
What is the driest month in Dierre?
How much does it rain in Dierre in September?
When it does not snow in Dierre?
What is the average length of the day in September in Dierre?
When is the sunrise / sunset in September in Dierre?
How long on average sun shines in September in Dierre?
What is the UV index reading in September in Dierre?
Average temperature in September
Dierre, France
- Average high temperature in September: 21.6°C
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is August (14.7°C).
The coldest months (with the lowest average low temperature) are January and February (2°C).
Average pressure in September
Dierre, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1019.6mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).
Average wind speed in September
Dierre, France
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is February (17.1km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Dierre, France
- Average humidity in September: 73%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Dierre, France
- Average rainfall in September: 21mm
The wettest months (with the highest rainfall) are May, November and December (39mm).
The driest months (with the least rainfall) are March and September (21mm).
Average rainfall days in September
Dierre, France
- Average rainfall days in September: 9.2 days
The month with the highest number of rainy days is June (15.7 days).
The month with the least rainy days is September (9.2 days).
Average snowfall in September
Dierre, France
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (7mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Dierre, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Dierre, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Dierre, France
- Average sunshine days in September: 18.8 days
The month with the most sunshine days is September (18.8 days).
The month with the least sunshine days is June (11.5 days).
Average UV index in September
Dierre, France
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in September
Dierre, France
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in September
Dierre, France
- Average visibility in September: 9km
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).
Dierre, France
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