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 average high-temperature is a comfortable 18.9°C (66°F) in September, hardly different from the 20.9°C (69.6°F) recorded in August. In Longraye, the expected average low-temperature for September is a cool 12.3°C (54.1°F).Humidity
The months with the lowest humidity are August and September, with an average relative humidity of 80%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.9 days and typically collects 27mm (1.06") of precipitation.Snowfall
In Longraye, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 35min.On the first day of September in Longraye, France, sunrise is at 07:19 and sunset at 20:45. On the last day of the month, sunrise is at 08:01 and sunset at 19:43 CEST.
Sunshine
The average sunshine in September is 7.5h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Heed the precautions - Suggestions to avoid sunburn are made. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Longraye?
What are the least humid months in Longraye?
What is the average humidity in September in Longraye?
What is the driest month in Longraye?
How many days does it rain in September in Longraye?
When it does not snow in Longraye?
How many hours of daylight does Longraye have in September?
When are sunrise and sunset in September in Longraye?
How many hours of sunshine does Longraye have in September?
What is the UV index reading in September in Longraye?
Average temperature in September
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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 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
Longraye, 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
Longraye, 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
Longraye, 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
Longraye, 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).
