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
With the onset of September, Les Ternes's average high-temperature slightly adjusts, moderately receding from August's moderately hot 24.7°C (76.5°F) to a pleasant 20.2°C (68.4°F). During the month of September, an average low-temperature of 8.8°C (47.8°F) is recorded.Humidity
In Les Ternes, France, the average relative humidity in September is 76%.Rainfall
September is the month with the least rainfall. Rain falls for 10.5 days and accumulates 25mm (0.98") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September in Les Ternes, France, is 12h and 31min.On the first day of September, sunrise is at 07:10 and sunset at 20:24. On the last day of the month, sunrise is at 07:45 and sunset at 19:30 CEST.
Sunshine
In September, the average sunshine is 8.2h.UV index
The average daily maximum UV index in September in Les Ternes is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 4 during September leads to these instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. 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
What are the temperatures in Les Ternes in September?
What is the average humidity in September in Les Ternes?
What is the driest month in Les Ternes?
How many days does it rain in September in Les Ternes?
When it does not snow in Les Ternes?
Does it snow in Les Ternes in September?
How many hours of daylight does Les Ternes have in September?
When are sunrise and sunset in September in Les Ternes?
How long on average sun shines in September in Les Ternes?
What is the UV index reading in September in Les Ternes?
Average temperature in September
Les Ternes, France
- Average high temperature in September: 20.2°C
The warmest month (with the highest average high temperature) is August (24.7°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is July (11.9°C).
The coldest month (with the lowest average low temperature) is February (-1.5°C).
Average pressure in September
Les Ternes, France
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in September
Les Ternes, France
- Average wind speed in September: 7.2km/h
The windiest month (with the highest average wind speed) is March (9.7km/h).
The calmest month (with the lowest average wind speed) is August (6.9km/h).
Average humidity in September
Les Ternes, France
- Average humidity in September: 76%
The month with the highest relative humidity is November (89%).
The month with the lowest relative humidity is August (71%).
Average rainfall in September
Les Ternes, France
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is November (66mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Les Ternes, France
- Average rainfall days in September: 10.5 days
The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in September
Les Ternes, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Les Ternes, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Les Ternes, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January and November (Average sunshine: 4h and 18min).
Average sunshine days in September
Les Ternes, France
- Average sunshine days in September: 17.5 days
The month with the most sunshine days is October (17.8 days).
The month with the least sunshine days is November (12.5 days).
Average UV index in September
Les Ternes, 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
Les Ternes, France
- Average cloud cover in September: 38
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in September
Les Ternes, France
- Average visibility in September: 8km
The months with the highest visibility are March, June, July, August and September (8km).
The months with the lowest visibility are January, February, April, May, October, November and December (7km).
