September weather forecastSaint-Memmie, France
September
Weather in September
The first month of the autumn, September, is also an agreeable month in Saint-Memmie, France, with temperature in the range of an average low of 11.3°C (52.3°F) and an average high of 20.5°C (68.9°F).Temperature
The beginning of September brings a minor change in the average high-temperature, shifting from a warm 24.4°C (75.9°F) in August to a pleasant 20.5°C (68.9°F). Saint-Memmie experiences an average nighttime temperature of 11.3°C (52.3°F) in the month of September.Humidity
In Saint-Memmie, the average relative humidity in September is 75%.Rainfall
The month with the least rainfall in Saint-Memmie is September, when the rain falls for 10.9 days and typically collects 30mm (1.18") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In September, the average length of the day in Saint-Memmie is 12h and 35min.On the first day of September in Saint-Memmie, France, sunrise is at 06:59 and sunset at 20:24. On the last day of the month, sunrise is at 07:41 and sunset at 19:23 CEST.
Sunshine
In Saint-Memmie, France, the average sunshine in September is 7.9h.UV index
In Saint-Memmie, France, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Saint-Memmie, France
- Average high temperature in September: 20.5°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in September
Saint-Memmie, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).
Average wind speed in September
Saint-Memmie, France
- Average wind speed in September: 9.8km/h
The windiest months (with the highest average wind speed) are February and December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in September
Saint-Memmie, France
- Average humidity in September: 75%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (71%).
Average rainfall in September
Saint-Memmie, France
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is September (30mm).
Average rainfall days in September
Saint-Memmie, France
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in September
Saint-Memmie, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (37mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Saint-Memmie, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4 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
Saint-Memmie, France
- Average daylight in September: 12h and 36min
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 54min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Saint-Memmie, France
- Average sunshine days in September: 16.4 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is December (8.7 days).
Average UV index in September
Saint-Memmie, 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
Saint-Memmie, France
- Average cloud cover in September: 38
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 38).
Average visibility in September
Saint-Memmie, France
- Average visibility in September: 9km
The months with the highest visibility are March, April, July, August and September (9km).
The months with the lowest visibility are January, February, May, June, October, November and December (8km).
