September weather forecastQuelmes, France
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Quelmes, France, with an average temperature fluctuating between 14.5°C (58.1°F) and 17.9°C (64.2°F).Temperature
As September takes its course, Quelmes's average high-temperature registers at a still comfortable 17.9°C (64.2°F), closely aligning with the preceding month. A modest dip in temperatures to an average of 14.5°C (58.1°F) is observed throughout Quelmes's September nights.Humidity
September is the least humid month in Quelmes, with an average relative humidity of 78%.Rainfall
In September, the rain falls for 13.8 days. Throughout September, 34mm (1.34") of precipitation is accumulated. Throughout the year, there are 178.1 rainfall days, and 461mm (18.15") of precipitation is accumulated.Snowfall
In Quelmes, snow does not fall in April through October.Daylight
The average length of the day in September in Quelmes is 12h and 37min.On the first day of the month, sunrise is at 07:06 and sunset at 20:36. On the last day of September, in Quelmes, sunrise is at 07:51 and sunset at 19:31 CEST.
Sunshine
In September, the average sunshine in Quelmes, France, is 7.3h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Prioritize safety - Suggestions to prevent sun damage are offered. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. 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
Quelmes, France
- Average high temperature in September: 17.9°C
The warmest month (with the highest average high temperature) is August (19.7°C).
The month with the lowest average high temperature is February (7.1°C).
- Average low temperature in September: 14.5°C
The month with the highest average low temperature is August (15.9°C).
The coldest months (with the lowest average low temperature) are January and February (4.5°C).
Average pressure in September
Quelmes, France
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is September (1017.4mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).
Average wind speed in September
Quelmes, France
- Average wind speed in September: 20.8km/h
The windiest month (with the highest average wind speed) is December (28.2km/h).
The calmest month (with the lowest average wind speed) is July (19km/h).
Average humidity in September
Quelmes, France
- Average humidity in September: 78%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is September (78%).
Average rainfall in September
Quelmes, France
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is October (55mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Quelmes, France
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is November (19.5 days).
The month with the least rainy days is April (12.2 days).
Average snowfall in September
Quelmes, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (19mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Quelmes, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.3 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
Quelmes, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 4h and 6min).
Average sunshine days in September
Quelmes, France
- Average sunshine days in September: 12.5 days
The month with the most sunshine days is April (15.7 days).
The month with the least sunshine days is November (8.8 days).
Average UV index in September
Quelmes, 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 and February (UV index 2).
Average cloud cover in September
Quelmes, France
- Average cloud cover in September: 40
The months with the most cloud cover are November and December (Cloud cover 59).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in September
Quelmes, France
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





