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 Saint-Martin-du-Bec welcomes September, the average high-temperature stabilizes at a still comfortable 17.9°C (64.2°F), showing little deviation from August's 19.3°C (66.7°F). Saint-Martin-du-Bec, in September, registers an average low temperature of 14.6°C (58.3°F), showing a minute reduction from daily highs.Humidity
With an average relative humidity of 78%, September is the least humid month.Rainfall
In Saint-Martin-du-Bec, France, in September, it is raining for 14 days, with typically 37mm (1.46") of accumulated precipitation. Throughout the year, there are 185.9 rainfall days, and 521mm (20.51") of precipitation is accumulated.Snowfall
May through November are months without snowfall.Daylight
In September, the average length of the day is 12h and 36min.On the first day of the month, sunrise is at 07:15 and sunset at 20:42. On the last day of September, sunrise is at 07:58 and sunset at 19:39 CEST.
Sunshine
In September, the average sunshine is 7.3h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: A daily maximum UV index of 4 in September translates into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
What is the least humid month?
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?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Saint-Martin-du-Bec, France
- Average high temperature in September: 17.9°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The months with the lowest average high temperature are January and February (8.1°C).
- Average low temperature in September: 14.6°C
The month with the highest average low temperature is August (16°C).
The coldest month (with the lowest average low temperature) is February (5.2°C).
Average pressure in September
Saint-Martin-du-Bec, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in September
Saint-Martin-du-Bec, France
- Average wind speed in September: 20.2km/h
The windiest month (with the highest average wind speed) is December (29.2km/h).
The calmest months (with the lowest average wind speed) are July and August (18km/h).
Average humidity in September
Saint-Martin-du-Bec, France
- Average humidity in September: 78%
The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is September (78%).
Average rainfall in September
Saint-Martin-du-Bec, France
- Average rainfall in September: 37mm
The wettest months (with the highest rainfall) are November and December (58mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Saint-Martin-du-Bec, France
- Average rainfall days in September: 14 days
The month with the highest number of rainy days is December (18.5 days).
The month with the least rainy days is April (12.6 days).
Average snowfall in September
Saint-Martin-du-Bec, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are May, June, July, August, September, October and November (0mm).
Average snowfall days in September
Saint-Martin-du-Bec, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.7 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-Martin-du-Bec, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is November (Average sunshine: 3h and 54min).
Average sunshine days in September
Saint-Martin-du-Bec, France
- Average sunshine days in September: 13.1 days
The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is December (8.9 days).
Average UV index in September
Saint-Martin-du-Bec, 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-Martin-du-Bec, France
- Average cloud cover in September: 42
The months with the most cloud cover are November and December (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in September
Saint-Martin-du-Bec, France
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
Saint-Martin-du-Bec, France
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