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 experiences an average high-temperature of an enjoyable 18.9°C (66°F), barely different from August's 20.9°C (69.6°F). Longvillers experiences a steady low-temperature of 12.3°C (54.1°F) throughout September.Humidity
August and September, with an average relative humidity of 80%, are the least humid months in Longvillers.Rainfall
September is the month with the least rainfall in Longvillers. Rain falls for 12.9 days and accumulates 27mm (1.06") of precipitation.Snowfall
In Longvillers, snow does not fall in May through October.Daylight
The average length of the day in September in Longvillers, France, is 12h and 35min.On the first day of September, sunrise is at 07:19 and sunset at 20:44. On the last day of the month, sunrise is at 08:01 and sunset at 19:43 CEST.
Sunshine
The average sunshine in September in Longvillers is 7.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 4 in September interprets into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Longvillers?
What are the least humid months in Longvillers?
What is the average humidity in September in Longvillers?
What is the driest month in Longvillers?
How much does it rain in Longvillers in September?
When it does not snow in Longvillers?
How many hours of daylight does Longvillers have in September?
What time are sunrise and sunset in September in Longvillers?
How long on average sun shines in September in Longvillers?
What is the UV index intensity in September in Longvillers?
Average temperature in September
Longvillers, France
- Average high temperature in September: 18.9°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (7.6°C).
- Average low temperature in September: 12.3°C
The month with the highest average low temperature is August (13.7°C).
The coldest month (with the lowest average low temperature) is February (3.7°C).
Average pressure in September
Longvillers, 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 (1012.3mbar).
Average wind speed in September
Longvillers, France
- Average wind speed in September: 15.9km/h
The windiest month (with the highest average wind speed) is December (23.2km/h).
The calmest month (with the lowest average wind speed) is August (14.4km/h).
Average humidity in September
Longvillers, France
- Average humidity in September: 80%
The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are August and September (80%).
Average rainfall in September
Longvillers, France
- Average rainfall in September: 27mm
The wettest months (with the highest rainfall) are November and December (59mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Longvillers, France
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is January (18.2 days).
The month with the least rainy days is September (12.9 days).
Average snowfall in September
Longvillers, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (18mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Longvillers, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 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
Longvillers, 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 18min).
- Average sunshine in September: 7h and 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Longvillers, France
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is September (14.8 days).
The months with the least sunshine days are January, February and November (9.3 days).
Average UV index in September
Longvillers, France
- Average UV index in September: 4
The months with the highest UV index are 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
Longvillers, France
- Average cloud cover in September: 40
The months with the most cloud cover are January and November (Cloud cover 59).
The months with the least cloud cover are July, August and September (Cloud cover 40).
Average visibility in September
Longvillers, France
- Average visibility in September: 10km
The months with the highest visibility are February, March, April, July, August, September, October and December (10km).
The months with the lowest visibility are January, May, June and November (9km).
