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
The move into September indicates a slight reduction in the average high-temperature, down from August's 27.1°C (80.8°F) to a still moderately hot 23.6°C (74.5°F). The nights of September anticipate an average low-temperature of 16.3°C (61.3°F).Humidity
The average relative humidity in September is 66%.Rainfall
In Saint-Génis-des-Fontaines, in September, during 10.1 rainfall days, 30mm (1.18") of precipitation is typically accumulated. In Saint-Génis-des-Fontaines, during the entire year, the rain falls for 118.2 days and collects up to 414mm (16.3") of precipitation.Snowfall
In Saint-Génis-des-Fontaines, snow does not fall in March through December.Daylight
The average length of the day in September is 12h and 29min.On the first day of the month, sunrise is at 07:13 and sunset at 20:22. On the last day of September, sunrise is at 07:44 and sunset at 19:31 CEST.
Sunshine
In September, the average sunshine is 9.3h.UV index
In September, the average daily maximum UV index in Saint-Génis-des-Fontaines is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 5 translates into these guidelines:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Saint-Génis-des-Fontaines in September?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September in Saint-Génis-des-Fontaines?
What is the UV index reading in September?
Average temperature in September
Saint-Génis-des-Fontaines, France
- Average high temperature in September: 23.6°C
The warmest month (with the highest average high temperature) is July (27.3°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in September: 16.3°C
The months with the highest average low temperature are July and August (19°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).
Average pressure in September
Saint-Génis-des-Fontaines, France
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in September
Saint-Génis-des-Fontaines, France
- Average wind speed in September: 13.5km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (13km/h).
Average humidity in September
Saint-Génis-des-Fontaines, France
- Average humidity in September: 66%
The months with the highest relative humidity are November and December (72%).
The month with the lowest relative humidity is July (63%).
Average rainfall in September
Saint-Génis-des-Fontaines, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is April (57mm).
The driest month (with the least rainfall) is December (18mm).
Average rainfall days in September
Saint-Génis-des-Fontaines, France
- Average rainfall days in September: 10.1 days
The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is December (6.5 days).
Average snowfall in September
Saint-Génis-des-Fontaines, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in September
Saint-Génis-des-Fontaines, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Saint-Génis-des-Fontaines, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 6h and 24min).
Average sunshine days in September
Saint-Génis-des-Fontaines, France
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is April (15.4 days).
Average UV index in September
Saint-Génis-des-Fontaines, France
- Average UV index in September: 5
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Saint-Génis-des-Fontaines, France
- Average cloud cover in September: 20
The months with the most cloud cover are January and November (Cloud cover 31).
The months with the least cloud cover are July and August (Cloud cover 15).
Average visibility in September
Saint-Génis-des-Fontaines, France
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
