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
The start of September involves a subtle temperature drop, shifting from a moderately hot 25.8°C (78.4°F) in August to a pleasant 22.6°C (72.7°F). The average nighttime temperature lowers to a cool 12.5°C (54.5°F) throughout September.Humidity
The average relative humidity in September is 71%.Rainfall
In Saint-Séverin-sur-Boutonne, France, during September, the rain falls for 9.3 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, there are 155 rainfall days, and 425mm (16.73") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Saint-Séverin-sur-Boutonne, France.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 07:23 and sunset at 20:40. On the last day of September, in Saint-Séverin-sur-Boutonne, France, sunrise is at 07:59 and sunset at 19:43 CEST.
Sunshine
In Saint-Séverin-sur-Boutonne, the average sunshine in September is 8.1h.UV index
In Saint-Séverin-sur-Boutonne, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, a regular UV index of 4 translates into these guidelines:
Prioritize safety - Suggestions to prevent sun damage are offered. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Frequently asked questions
What is the usual temperature for Saint-Séverin-sur-Boutonne in September?
What is the average humidity in September in Saint-Séverin-sur-Boutonne?
How much does it rain in Saint-Séverin-sur-Boutonne in September?
When it does not snow in Saint-Séverin-sur-Boutonne?
How many hours of daylight does Saint-Séverin-sur-Boutonne have in September?
What time are sunrise and sunset in September in Saint-Séverin-sur-Boutonne?
How long on average sun shines in September in Saint-Séverin-sur-Boutonne?
What is the UV index reading in September in Saint-Séverin-sur-Boutonne?
Average temperature in September
Saint-Séverin-sur-Boutonne, France
- Average high temperature in September: 22.6°C
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in September: 12.5°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is February (2.4°C).
Average pressure in September
Saint-Séverin-sur-Boutonne, France
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1020mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).
Average wind speed in September
Saint-Séverin-sur-Boutonne, France
- Average wind speed in September: 11.9km/h
The windiest month (with the highest average wind speed) is February (17.1km/h).
The calmest month (with the lowest average wind speed) is August (10.9km/h).
Average humidity in September
Saint-Séverin-sur-Boutonne, France
- Average humidity in September: 71%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Saint-Séverin-sur-Boutonne, France
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is November (61mm).
The driest months (with the least rainfall) are July and August (21mm).
Average rainfall days in September
Saint-Séverin-sur-Boutonne, France
- Average rainfall days in September: 9.3 days
The month with the highest number of rainy days is May (14.9 days).
The month with the least rainy days is September (9.3 days).
Average snowfall in September
Saint-Séverin-sur-Boutonne, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Saint-Séverin-sur-Boutonne, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.2 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
Saint-Séverin-sur-Boutonne, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 36min).
Average sunshine days in September
Saint-Séverin-sur-Boutonne, France
- Average sunshine days in September: 19.3 days
The month with the most sunshine days is September (19.3 days).
The month with the least sunshine days is November (12 days).
Average UV index in September
Saint-Séverin-sur-Boutonne, 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 and November (UV index 2).
Average cloud cover in September
Saint-Séverin-sur-Boutonne, France
- Average cloud cover in September: 32
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Saint-Séverin-sur-Boutonne, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is May (8km).
Saint-Séverin-sur-Boutonne, France
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