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
As August transitions into September, Saint-Germain-des-Grois sees a gentle drop in the average high-temperature, transitioning from a moderately hot 23.4°C (74.1°F) to an agreeable 20.1°C (68.2°F). In the month of September, an average of 11.1°C (52°F) marks the low-temperature in Saint-Germain-des-Grois.Humidity
In Saint-Germain-des-Grois, France, the average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall. Rain falls for 11.7 days and accumulates 23mm (0.91") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Saint-Germain-des-Grois is 12h and 35min.On the first day of September, sunrise is at 07:14 and sunset at 20:38. On the last day of the month, sunrise is at 07:55 and sunset at 19:37 CEST.
Sunshine
In Saint-Germain-des-Grois, the average sunshine in September is 7.6h.UV index
In September, the average daily maximum UV index is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The average daily UV index of 4 in September transforms into the following instructions:
Act with care - The suggestion to avoid sunburn is emphasized. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Frequently asked questions
What is the average September temperature in Saint-Germain-des-Grois?
What is the average humidity in September in Saint-Germain-des-Grois?
What is the driest month in Saint-Germain-des-Grois?
How many days does it rain in September in Saint-Germain-des-Grois?
When it does not snow in Saint-Germain-des-Grois?
How many hours of daylight does Saint-Germain-des-Grois have in September?
When is the sunrise / sunset in September in Saint-Germain-des-Grois?
How many hours of sunshine does Saint-Germain-des-Grois have in September?
What is the UV index intensity in September in Saint-Germain-des-Grois?
Average temperature in September
Saint-Germain-des-Grois, France
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is August (23.4°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).
Average pressure in September
Saint-Germain-des-Grois, France
- Average pressure in September: 1018.1mbar
The months with the highest atmospheric pressure are September and December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
Saint-Germain-des-Grois, France
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Saint-Germain-des-Grois, France
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Saint-Germain-des-Grois, France
- Average rainfall in September: 23mm
The wettest month (with the highest rainfall) is June (58mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in September
Saint-Germain-des-Grois, France
- Average rainfall days in September: 11.7 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is February (11.5 days).
Average snowfall in September
Saint-Germain-des-Grois, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Saint-Germain-des-Grois, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Saint-Germain-des-Grois, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Saint-Germain-des-Grois, France
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is September (15.6 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in September
Saint-Germain-des-Grois, 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
Saint-Germain-des-Grois, France
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in September
Saint-Germain-des-Grois, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, May and June (8km).
Saint-Germain-des-Grois, France
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