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
September's onset brings a negligible change in high-temperatures, falling from a moderately hot 23.4°C (74.1°F) in August to a comfortable 19.1°C (66.4°F). In September, the average low-temperature is a frosty 9.5°C (49.1°F).Humidity
In September, the average relative humidity is 79%.Rainfall
In Alsting, in September, during 10.3 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, in Alsting, there are 152.3 rainfall days, and 402mm (15.83") of precipitation is accumulated.Snowfall
In Alsting, France, snow does not fall in April through October.Daylight
In September, the average length of the day in Alsting is 12h and 35min.On the first day of the month, sunrise is at 06:49 and sunset at 20:14. On the last day of September, in Alsting, sunrise is at 07:31 and sunset at 19:12 CEST.
Sunshine
In September, the average sunshine in Alsting is 8.3h.UV index
In Alsting, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Undertake precautions - Guarding against sun damage is counselled. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Frequently asked questions
What are the temperatures in Alsting in September?
What is the average humidity in September in Alsting?
How many days does it rain in September in Alsting?
When it does not snow in Alsting?
How many hours of daylight does Alsting have in September?
What time are sunrise and sunset in September in Alsting?
How many hours of sunshine does Alsting have in September?
What is the UV index reading in September in Alsting?
Average temperature in September
Alsting, France
- Average high temperature in September: 19.1°C
The warmest month (with the highest average high temperature) is July (23.7°C).
The month with the lowest average high temperature is January (3.6°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).
Average pressure in September
Alsting, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.9mbar).
The month with the lowest atmospheric pressure is November (1014.6mbar).
Average wind speed in September
Alsting, France
- Average wind speed in September: 9.6km/h
The windiest month (with the highest average wind speed) is February (14.3km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
Alsting, France
- Average humidity in September: 79%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Alsting, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (45mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Alsting, France
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (15.4 days).
The months with the least rainy days are February and September (10.3 days).
Average snowfall in September
Alsting, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (47mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Alsting, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Alsting, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Alsting, France
- Average sunshine days in September: 17.8 days
The month with the most sunshine days is September (17.8 days).
The months with the least sunshine days are June and December (12.7 days).
Average UV index in September
Alsting, France
- Average UV index in September: 3
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
Alsting, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Alsting, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, June, July and August (9km).
The months with the lowest visibility are January, February, May, September, October, November and December (8km).
Alsting, France
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