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
The shift from August to September includes a small decrease in the average high-temperature, from a moderately hot 25.3°C (77.5°F) to a pleasant 21.1°C (70°F). Mesnil-Sellières experiences a consistent average temperature of 11.4°C (52.5°F) throughout the nights in September.Humidity
The average relative humidity in September is 74%.Rainfall
September is the month with the least rainfall in Mesnil-Sellières. Rain falls for 11.1 days and accumulates 25mm (0.98") of precipitation.Snowfall
April through October are months without snowfall in Mesnil-Sellières.Daylight
The average length of the day in September is 12h and 35min.On the first day of the month, sunrise is at 07:01 and sunset at 20:24. On the last day of September, in Mesnil-Sellières, sunrise is at 07:41 and sunset at 19:24 CEST.
Sunshine
In September, the average sunshine in Mesnil-Sellières is 7.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Adopt protective measures - It is advised to guard against sun damage. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are September temperatures in Mesnil-Sellières?
What is the average humidity in September in Mesnil-Sellières?
What is the driest month in Mesnil-Sellières?
How much does it rain in Mesnil-Sellières in September?
When it does not snow in Mesnil-Sellières?
How many hours of daylight does Mesnil-Sellières have in September?
What time are sunrise and sunset in September in Mesnil-Sellières?
How long on average sun shines in September in Mesnil-Sellières?
What is the UV index intensity in September in Mesnil-Sellières?
Average temperature in September
Mesnil-Sellières, France
- Average high temperature in September: 21.1°C
The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is January (5.6°C).
- Average low temperature in September: 11.4°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in September
Mesnil-Sellières, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in September
Mesnil-Sellières, France
- Average wind speed in September: 9.7km/h
The windiest month (with the highest average wind speed) is February (13.9km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
Mesnil-Sellières, France
- Average humidity in September: 74%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Mesnil-Sellières, France
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Mesnil-Sellières, France
- Average rainfall days in September: 11.1 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is September (11.1 days).
Average snowfall in September
Mesnil-Sellières, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (30mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Mesnil-Sellières, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.8 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
Mesnil-Sellières, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in September
Mesnil-Sellières, France
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is June (8.4 days).
Average UV index in September
Mesnil-Sellières, France
- Average UV index in September: 4
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Mesnil-Sellières, France
- Average cloud cover in September: 35
The months with the most cloud cover are January and December (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in September
Mesnil-Sellières, France
- Average visibility in September: 9km
The months with the highest visibility are March, April, July, August and September (9km).
The months with the lowest visibility are January, February, May, June, October, November and December (8km).
Mesnil-Sellières, France
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