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
September
Weather in September
Temperature
September is marked by a subtle drop in average high-temperatures, transitioning from a moderately hot 24.6°C (76.3°F) in August to an agreeable 20.5°C (68.9°F). Authume reports an average low-temperature of 10.5°C (50.9°F) during the nights of September.Humidity
In Authume, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 26mm (1.02") of precipitation.Snowfall
In Authume, France, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 34min.On the first day of September, sunrise is at 06:57 and sunset at 20:17. On the last day of the month, sunrise is at 07:36 and sunset at 19:19 CEST.
Sunshine
In September, the average sunshine is 8.4h.UV index
In Authume, France, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Authume?
What is the average humidity in September in Authume?
What is the driest month in Authume?
How much does it rain in Authume in September?
When it does not snow in Authume?
What is the average length of the day in September in Authume?
When are sunrise and sunset in September in Authume?
How long on average sun shines in September in Authume?
What is the UV index intensity in September in Authume?
Average temperature in September
Authume, France
- Average high temperature in September: 20.5°C
The warmest month (with the highest average high temperature) is August (24.6°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in September
Authume, France
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is November (1015.4mbar).
Average wind speed in September
Authume, France
- Average wind speed in September: 9.8km/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 (8.8km/h).
Average humidity in September
Authume, France
- Average humidity in September: 77%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Authume, France
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is June (67mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days in September
Authume, France
- Average rainfall days in September: 10.6 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (10.6 days).
Average snowfall in September
Authume, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (34mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Authume, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.7 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
Authume, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in September
Authume, France
- Average sunshine days in September: 17.2 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in September
Authume, 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, February, November and December (UV index 2).
Average cloud cover in September
Authume, France
- Average cloud cover in September: 34
The month with the most cloud cover is December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Authume, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, June, July, August and September (9km).
The months with the lowest visibility are January, May, October, November and December (8km).
