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's arrival aligns with a minor decrease in average high-temperatures, from August's warm 23.1°C (73.6°F) to a refreshing 19.5°C (67.1°F). In Grougis, an average nighttime temperature of 10.7°C (51.3°F) is expected during September.Humidity
The average relative humidity in September in Grougis is 78%.Rainfall
In Grougis, in September, it is raining for 12 days, with typically 28mm (1.1") of accumulated precipitation. Throughout the year, there are 176.8 rainfall days, and 514mm (20.24") of precipitation is accumulated.Snowfall
April through September are months without snowfall.Daylight
The average length of the day in September in Grougis is 12h and 37min.On the first day of September, sunrise is at 07:01 and sunset at 20:29. On the last day of the month, sunrise is at 07:45 and sunset at 19:26 CEST.
Sunshine
The average sunshine in September is 7.5h.UV index
In September, the average daily maximum UV index in Grougis is 4. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Grougis?
What is the average humidity in September in Grougis?
How many days does it rain in September in Grougis?
When it does not snow in Grougis?
Does it snow in Grougis in September?
How many hours of daylight does Grougis have in September?
What time are sunrise and sunset in September in Grougis?
How long on average sun shines in September in Grougis?
What is the UV index reading in September in Grougis?
Average temperature in September
Grougis, France
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5.3°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in September
Grougis, France
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in September
Grougis, France
- Average wind speed in September: 11.6km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).
Average humidity in September
Grougis, France
- Average humidity in September: 78%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Grougis, France
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in September
Grougis, France
- Average rainfall days in September: 12 days
The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is September (12 days).
Average snowfall in September
Grougis, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Grougis, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grougis, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in September
Grougis, France
- Average sunshine days in September: 15 days
The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in September
Grougis, 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
Grougis, France
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Grougis, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
