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's beginning signals an average high-temperature of a pleasant 21.9°C (71.4°F), barely different from August's 24.8°C (76.6°F). An average nighttime temperature of 11.5°C (52.7°F) is noted in Saint-Laurent-des-Mortiers during the month of September.Humidity
In September, the average relative humidity in Saint-Laurent-des-Mortiers is 74%.Rainfall
In Saint-Laurent-des-Mortiers, France, during September, the rain falls for 8.2 days and regularly aggregates up to 19mm (0.75") of precipitation. Throughout the year, in Saint-Laurent-des-Mortiers, France, there are 143.3 rainfall days, and 350mm (13.78") of precipitation is accumulated.Snowfall
April through October are months without snowfall in Saint-Laurent-des-Mortiers.Daylight
In Saint-Laurent-des-Mortiers, the average length of the day in September is 12h and 34min.On the first day of September in Saint-Laurent-des-Mortiers, sunrise is at 07:21 and sunset at 20:42. On the last day of the month, sunrise is at 08:00 and sunset at 19:43 CEST.
Sunshine
In September, the average sunshine in Saint-Laurent-des-Mortiers, France, is 7.7h.UV index
In Saint-Laurent-des-Mortiers, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Saint-Laurent-des-Mortiers in September?
What is the average humidity in September in Saint-Laurent-des-Mortiers?
How many days does it rain in September in Saint-Laurent-des-Mortiers?
When it does not snow in Saint-Laurent-des-Mortiers?
How many hours of daylight does Saint-Laurent-des-Mortiers have in September?
When is the sunrise / sunset in September in Saint-Laurent-des-Mortiers?
How long on average sun shines in September in Saint-Laurent-des-Mortiers?
How high is the UV index in September in Saint-Laurent-des-Mortiers?
Average temperature in September
Saint-Laurent-des-Mortiers, France
- Average high temperature in September: 21.9°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (8°C).
- Average low temperature in September: 11.5°C
The months with the highest average low temperature are July and August (13.8°C).
The coldest month (with the lowest average low temperature) is February (2.1°C).
Average pressure in September
Saint-Laurent-des-Mortiers, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).
Average wind speed in September
Saint-Laurent-des-Mortiers, France
- Average wind speed in September: 11.8km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in September
Saint-Laurent-des-Mortiers, France
- Average humidity in September: 74%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Saint-Laurent-des-Mortiers, France
- Average rainfall in September: 19mm
The wettest month (with the highest rainfall) is November (42mm).
The driest month (with the least rainfall) is July (17mm).
Average rainfall days in September
Saint-Laurent-des-Mortiers, France
- Average rainfall days in September: 8.2 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is September (8.2 days).
Average snowfall in September
Saint-Laurent-des-Mortiers, 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, September and October (0mm).
Average snowfall days in September
Saint-Laurent-des-Mortiers, France
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.8 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
Saint-Laurent-des-Mortiers, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 7h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The months with the least sunshine are January and November (Average sunshine: 4h and 18min).
Average sunshine days in September
Saint-Laurent-des-Mortiers, France
- Average sunshine days in September: 19.8 days
The month with the most sunshine days is September (19.8 days).
The month with the least sunshine days is November (13.3 days).
Average UV index in September
Saint-Laurent-des-Mortiers, France
- Average UV index in September: 4
The months with the highest UV index are May, 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-Laurent-des-Mortiers, France
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 37).
Average visibility in September
Saint-Laurent-des-Mortiers, 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).
