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
La Guyonnière indicates an average high-temperature of a pleasant 21.8°C (71.2°F) in September, showing minor variation from August's 24.6°C (76.3°F). La Guyonnière anticipates an average minimum temperature of 11.5°C (52.7°F) in the month of September.Humidity
The months with the lowest humidity in La Guyonnière, France, are August and September, with an average relative humidity of 73%.Rainfall
The month with the least rainfall in La Guyonnière, France, is September, when the rain falls for 8.4 days and typically collects 20mm (0.79") of precipitation.Snowfall
April through September are months without snowfall.Daylight
The average length of the day in September in La Guyonnière, France, is 12h and 33min.On the first day of the month, sunrise is at 07:25 and sunset at 20:44. On the last day of September, sunrise is at 08:03 and sunset at 19:46 CEST.
Sunshine
In September, the average sunshine in La Guyonnière is 7.8h.UV index
The average daily maximum UV index in September in La Guyonnière is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: During September, 4 as the daily maximum UV index converts into the following advice:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in La Guyonnière?
What are the least humid months in La Guyonnière?
What is the average humidity in September in La Guyonnière?
What is the driest month in La Guyonnière?
How many days does it rain in September in La Guyonnière?
When it does not snow in La Guyonnière?
Does it snow in La Guyonnière in September?
What is the average length of the day in September in La Guyonnière?
When are sunrise and sunset in September in La Guyonnière?
How long on average sun shines in September in La Guyonnière?
What is the UV index intensity in September in La Guyonnière?
Average temperature in September
La Guyonnière, France
- Average high temperature in September: 21.8°C
The warmest month (with the highest average high temperature) is August (24.6°C).
The month with the lowest average high temperature is January (7.9°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is February (1.8°C).
Average pressure in September
La Guyonnière, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).
Average wind speed in September
La Guyonnière, France
- Average wind speed in September: 12.1km/h
The windiest month (with the highest average wind speed) is February (17.9km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).
Average humidity in September
La Guyonnière, France
- Average humidity in September: 73%
The months with the highest relative humidity are January and December (88%).
The months with the lowest relative humidity are August and September (73%).
Average rainfall in September
La Guyonnière, France
- Average rainfall in September: 20mm
The wettest month (with the highest rainfall) is December (57mm).
The driest month (with the least rainfall) is September (20mm).
Average rainfall days in September
La Guyonnière, France
- Average rainfall days in September: 8.4 days
The month with the highest number of rainy days is November (15.4 days).
The month with the least rainy days is September (8.4 days).
Average snowfall in September
La Guyonnière, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
La Guyonnière, 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 May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
La Guyonnière, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in September
La Guyonnière, France
- Average sunshine days in September: 19.6 days
The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is November (11.5 days).
Average UV index in September
La Guyonnière, 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
La Guyonnière, France
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is September (Cloud cover 37).
Average visibility in September
La Guyonnière, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is May (8km).
