September weather forecastSaint-Diéry, France
September
Weather in September
September, the first month of the autumn in Saint-Diéry, is still a comfortable month, with an average temperature varying between 8.7°C (47.7°F) and 19°C (66.2°F).Temperature
The shift from August to September includes a small decrease in the average high-temperature, from a warm 23.2°C (73.8°F) to a comfortable 19°C (66.2°F). Saint-Diéry observes an average low-temperature of 8.7°C (47.7°F) during September.Humidity
In Saint-Diéry, the average relative humidity in September is 78%.Rainfall
The month with the least rainfall is September, when the rain falls for 13.9 days and typically collects 29mm (1.14") of precipitation.Snowfall
In Saint-Diéry, snow does not fall in June through September.Daylight
In Saint-Diéry, the average length of the day in September is 12h and 32min.On the first day of the month, sunrise is at 07:09 and sunset at 20:25. On the last day of September, sunrise is at 07:45 and sunset at 19:29 CEST.
Sunshine
The average sunshine in September in Saint-Diéry is 8.1h.UV index
In Saint-Diéry, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 4 during September translates into the following directions:
Act with care - The need to guard against sun damage is communicated. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Saint-Diéry, France
- Average high temperature in September: 19°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in September: 8.7°C
The month with the highest average low temperature is August (11.6°C).
The coldest month (with the lowest average low temperature) is February (-2.3°C).
Average pressure in September
Saint-Diéry, 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
Saint-Diéry, France
- Average wind speed in September: 8km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.6km/h).
Average humidity in September
Saint-Diéry, France
- Average humidity in September: 78%
The months with the highest relative humidity are January and November (86%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Saint-Diéry, France
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (66mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in September
Saint-Diéry, France
- Average rainfall days in September: 13.9 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in September
Saint-Diéry, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (216mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Saint-Diéry, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Saint-Diéry, 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 6min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in September
Saint-Diéry, France
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is October (15.2 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in September
Saint-Diéry, France
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Saint-Diéry, France
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Saint-Diéry, France
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is May (7km).
