September weather forecastLe Crest, France
September
Weather in September
The first month of the autumn, September, is still a pleasant month in Le Crest, France, with temperature in the range of an average low of 8.9°C (48°F) and an average high of 20.1°C (68.2°F).Temperature
As August shifts into September, a minor alteration in temperatures is observed, with average highs reducing from a warm 24.3°C (75.7°F) to an agreeable 20.1°C (68.2°F). September nights in Le Crest cool down to an average low-temperature of 8.9°C (48°F).Humidity
In Le Crest, the average relative humidity in September is 77%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.3 days and typically collects 25mm (0.98") of precipitation.Snowfall
In Le Crest, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 32min.On the first day of September, sunrise is at 07:09 and sunset at 20:25. On the last day of the month, sunrise is at 07:45 and sunset at 19:29 CEST.
Sunshine
In September, the average sunshine in Le Crest is 8.3h.UV index
The average daily maximum UV index in September in Le Crest is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September translates into these guidelines:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Le Crest, France
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in September: 8.9°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is February (-1.2°C).
Average pressure in September
Le Crest, France
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).
Average wind speed in September
Le Crest, France
- Average wind speed in September: 7.9km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).
Average humidity in September
Le Crest, France
- Average humidity in September: 77%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Le Crest, France
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (67mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Le Crest, France
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is October (11.2 days).
Average snowfall in September
Le Crest, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (43mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Le Crest, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Le Crest, France
- Average daylight in September: 12h and 30min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in September
Le Crest, France
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is May (8 days).
Average UV index in September
Le Crest, 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
Le Crest, France
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Le Crest, France
- Average visibility in September: 8km
The months with the highest visibility are March and August (9km).
The months with the lowest visibility are January, February, April, May, June, July, September, October, November and December (8km).





