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 signifies a gentle decline in Laval-en-Laonnois's average high-temperature, easing from a warm 24°C (75.2°F) in August to an agreeable 20.1°C (68.2°F). In Laval-en-Laonnois, September is marked by an average low-temperature of 11°C (51.8°F).Humidity
In Laval-en-Laonnois, France, the average relative humidity in September is 76%.Rainfall
In Laval-en-Laonnois, in September, during 9.7 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Laval-en-Laonnois, France, during the entire year, the rain falls for 158.9 days and collects up to 329mm (12.95") of precipitation.Snowfall
In Laval-en-Laonnois, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 36min.On the first day of September, sunrise is at 07:02 and sunset at 20:28. On the last day of the month, sunrise is at 07:44 and sunset at 19:26 CEST.
Sunshine
In Laval-en-Laonnois, the average sunshine in September is 7.8h.UV index
The average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. To protect against the Sun's most potent rays, avoid direct exposure around midday. Enhance your sun protection with tightly woven, yet airy clothing.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Laval-en-Laonnois in September?
What is the average humidity in September in Laval-en-Laonnois?
How much does it rain in Laval-en-Laonnois in September?
When it does not snow in Laval-en-Laonnois?
How many hours of daylight does Laval-en-Laonnois have in September?
What time are sunrise and sunset in September in Laval-en-Laonnois?
How many hours of sunshine does Laval-en-Laonnois have in September?
What is the UV index intensity in September in Laval-en-Laonnois?
Average temperature in September
Laval-en-Laonnois, France
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is August (24°C).
The month with the lowest average high temperature is January (4.9°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in September
Laval-en-Laonnois, France
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is December (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in September
Laval-en-Laonnois, France
- Average wind speed in September: 10.1km/h
The windiest month (with the highest average wind speed) is February (15.1km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in September
Laval-en-Laonnois, France
- Average humidity in September: 76%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Laval-en-Laonnois, France
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is December (39mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Laval-en-Laonnois, France
- Average rainfall days in September: 9.7 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is September (9.7 days).
Average snowfall in September
Laval-en-Laonnois, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Laval-en-Laonnois, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.9 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
Laval-en-Laonnois, 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 5min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The months with the least sunshine are January and December (Average sunshine: 3h and 48min).
Average sunshine days in September
Laval-en-Laonnois, France
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is September (17.4 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in September
Laval-en-Laonnois, 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, November and December (UV index 2).
Average cloud cover in September
Laval-en-Laonnois, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 38).
Average visibility in September
Laval-en-Laonnois, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, July, August and September (9km).
The months with the lowest visibility are January, May, June, October, November and December (8km).
