September weather forecastLa Bassée, France
September
Weather in September
The first month of the autumn, September, is still a refreshing month in La Bassée, France, with temperature in the range of an average high of 19.6°C (67.3°F) and an average low of 11.4°C (52.5°F).Temperature
The onset of September results in a small decrease in the average high-temperature, moderately receding from an agreeable 22.8°C (73°F) in August to an enjoyable 19.6°C (67.3°F). The temperature in La Bassée lowers to an average of 11.4°C (52.5°F) during September nights.Humidity
The average relative humidity in September in La Bassée, France, is 77%.Rainfall
The month with the least rainfall in La Bassée is September, when the rain falls for 10.4 days and typically collects 18mm (0.71") of precipitation.Snowfall
In La Bassée, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 37min.On the first day of the month, sunrise is at 07:03 and sunset at 20:33. On the last day of September, sunrise is at 07:48 and sunset at 19:28 CEST.
Sunshine
In September, the average sunshine in La Bassée is 7.2h.UV index
The average daily maximum UV index in September in La Bassée is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
La Bassée, France
- Average high temperature in September: 19.6°C
The warmest months (with the highest average high temperature) are July and August (22.8°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in September: 11.4°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 (1.2°C).
Average pressure in September
La Bassée, France
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in September
La Bassée, France
- Average wind speed in September: 12.6km/h
The windiest month (with the highest average wind speed) is February (18.3km/h).
The calmest month (with the lowest average wind speed) is August (12.5km/h).
Average humidity in September
La Bassée, France
- Average humidity in September: 77%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
La Bassée, France
- Average rainfall in September: 18mm
The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in September
La Bassée, France
- Average rainfall days in September: 10.4 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is September (10.4 days).
Average snowfall in September
La Bassée, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (30mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
La Bassée, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.2 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
La Bassée, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 12min
The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
La Bassée, France
- Average sunshine days in September: 17 days
The month with the most sunshine days is September (17 days).
The month with the least sunshine days is January (11.3 days).
Average UV index in September
La Bassée, 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 Bassée, France
- Average cloud cover in September: 44
The months with the most cloud cover are January and November (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in September
La Bassée, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





