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 sea temperature 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
Transitioning from August to September, Le Val-Saint-Père observes an average high-temperature of a comfortable 19.2°C (66.6°F), differing subtly from the previous month. Le Val-Saint-Père's nighttime temperature in September drops to an average of 13°C (55.4°F).Humidity
The least humid month in Le Val-Saint-Père is September, with an average relative humidity of 78%.Rainfall
July and September are months with the least rain in Le Val-Saint-Père when the rain falls for 11.4 days and typically aggregates up to 21mm (0.83") of rain.Snowfall
In Le Val-Saint-Père, snow does not fall in April through October.Sea temperature
The month with the warmest seawater is September, with an average sea temperature of 18.2°C (64.8°F).Note: Most individuals do not find swimming at 18.2°C (64.8°F) to be enjoyable. As the water temperature declines below 21°C (69.8°F), maintaining control over one's breathing becomes harder.
Daylight
In September, the average length of the day is 12h and 35min.On the first day of September, sunrise is at 07:23 and sunset at 20:47. On the last day of the month, sunrise is at 08:04 and sunset at 19:46 CEST.
Sunshine
In September, the average sunshine in Le Val-Saint-Père is 7.5h.UV index
In Le Val-Saint-Père, the average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: An average maximum UV index of 4 in September leads to these recommendations:
Ensure safety - Recommendations to avert sunburn are presented. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What are September temperatures in Le Val-Saint-Père?
What is the least humid month in Le Val-Saint-Père?
What is the average humidity in September in Le Val-Saint-Père?
What is the driest month in Le Val-Saint-Père?
How many days does it rain in September in Le Val-Saint-Père?
When it does not snow in Le Val-Saint-Père?
What is the month with the warmest sea water in Le Val-Saint-Père?
How cold is the water in September in Le Val-Saint-Père?
What is the average length of the day in September in Le Val-Saint-Père?
What time are sunrise and sunset in September in Le Val-Saint-Père?
How long on average sun shines in September in Le Val-Saint-Père?
How high is the UV index in September in Le Val-Saint-Père?
Average temperature in September
Le Val-Saint-Père, France
- Average high temperature in September: 19.2°C
The warmest months (with the highest average high temperature) are July and August (20.3°C).
The months with the lowest average high temperature are January and February (8.7°C).
- Average low temperature in September: 13°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in September
Le Val-Saint-Père, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is September (1018.2mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in September
Le Val-Saint-Père, France
- Average wind speed in September: 16.7km/h
The windiest month (with the highest average wind speed) is December (24.9km/h).
The calmest month (with the lowest average wind speed) is August (15.5km/h).
Average humidity in September
Le Val-Saint-Père, France
- Average humidity in September: 78%
The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is September (78%).
Average rainfall in September
Le Val-Saint-Père, France
- Average rainfall in September: 21mm
The wettest months (with the highest rainfall) are November and December (74mm).
The driest months (with the least rainfall) are July and September (21mm).
Average rainfall days in September
Le Val-Saint-Père, France
- Average rainfall days in September: 11.4 days
The month with the highest number of rainy days is November (19.3 days).
The month with the least rainy days is July (10.8 days).
Average snowfall in September
Le Val-Saint-Père, France
- Average snowfall in September: 0mm
The month with the highest snowfall is December (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Le Val-Saint-Père, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average sea temperature in September
Le Val-Saint-Père, France
- Average sea temperature in September: 18.2°C
The best month for swimming (with the highest average sea temperature) is September (18.2°C).
The coldest month (with the lowest average sea temperature) is March (9.1°C).
Average daylight in September /
Average sunshine in September
Le Val-Saint-Père, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in September
Le Val-Saint-Père, France
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is July (17.5 days).
The month with the least sunshine days is November (8.2 days).
Average UV index in September
Le Val-Saint-Père, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is February (UV index 2).
Average cloud cover in September
Le Val-Saint-Père, France
- Average cloud cover in September: 38
The month with the most cloud cover is January (Cloud cover 58).
The months with the least cloud cover are July and September (Cloud cover 38).
Average visibility in September
Le Val-Saint-Père, France
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January and November (9km).
Le Val-Saint-Père, France
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