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 shift from August to September coincides with a small decrease in the average high-temperature, down to a pleasant 20.5°C (68.9°F) from a warm 24.4°C (75.9°F). An average low-temperature of 11.3°C (52.3°F) marks the month of September.Humidity
The average relative humidity in September in Semoine is 75%.Rainfall
September is the month with the least rainfall. Rain falls for 10.9 days and accumulates 30mm (1.18") of precipitation.Snowfall
In Semoine, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 35min.On the first day of September, sunrise is at 07:01 and sunset at 20:25. On the last day of the month, sunrise is at 07:42 and sunset at 19:24 CEST.
Sunshine
In September, the average sunshine is 7.9h.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: In September, the maximum UV index of 4 suggests these recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Semoine?
What is the average humidity in September in Semoine?
What is the driest month in Semoine?
How much does it rain in Semoine in September?
When it does not snow in Semoine?
How many hours of daylight does Semoine have in September?
What time are sunrise and sunset in September in Semoine?
How many hours of sunshine does Semoine have in September?
What is the UV index reading in September in Semoine?
Average temperature in September
Semoine, France
- Average high temperature in September: 20.5°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in September
Semoine, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in September
Semoine, France
- Average wind speed in September: 9.8km/h
The windiest months (with the highest average wind speed) are February and December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in September
Semoine, France
- Average humidity in September: 75%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (71%).
Average rainfall in September
Semoine, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is September (30mm).
Average rainfall days in September
Semoine, France
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in September
Semoine, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (37mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Semoine, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Semoine, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Semoine, France
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is December (8.7 days).
Average UV index in September
Semoine, 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
Semoine, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 38).
Average visibility in September
Semoine, France
- Average visibility in September: 9km
The months with the highest visibility are March, April, July, August and September (9km).
The months with the lowest visibility are January, February, May, June, October, November and December (8km).
