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
Weather in September
Temperature
The transition into September subtly indicates a reduction in the average high-temperature, down to a pleasant 20.2°C (68.4°F) from August's warm 24.7°C (76.5°F). During the nights in September, Létra experiences a consistent average temperature of 10.1°C (50.2°F).Humidity
In September, the average relative humidity in Létra is 79%.Rainfall
In Létra, in September, it is raining for 13.6 days, with typically 40mm (1.57") of accumulated precipitation. Throughout the year, there are 165.2 rainfall days, and 688mm (27.09") of precipitation is accumulated.Snowfall
In Létra, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 32min.On the first day of the month, sunrise is at 07:03 and sunset at 20:20. On the last day of September, sunrise is at 07:39 and sunset at 19:23 CEST.
Sunshine
The average sunshine in September is 8h.UV index
In September, the average daily maximum UV index in Létra is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 4 during September leads to these advisories:
Undertake precautions - Obligation exists to protect against skin and eye damage. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the average September temperature in Létra?
What is the average humidity in September in Létra?
How much does it rain in Létra in September?
When it does not snow in Létra?
Does it snow in Létra in September?
How many hours of daylight does Létra have in September?
When are sunrise and sunset in September in Létra?
How many hours of sunshine does Létra have in September?
What is the UV index intensity in September in Létra?
Average temperature in September
Létra, 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 (4.5°C).
- Average low temperature in September: 10.1°C
The month with the highest average low temperature is July (13.9°C).
The coldest month (with the lowest average low temperature) is February (-0.3°C).
Average pressure in September
Létra, France
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in September
Létra, France
- Average wind speed in September: 8.1km/h
The windiest month (with the highest average wind speed) is February (11.9km/h).
The calmest month (with the lowest average wind speed) is August (7.6km/h).
Average humidity in September
Létra, France
- Average humidity in September: 79%
The months with the highest relative humidity are November and December (87%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Létra, France
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is June (87mm).
The driest month (with the least rainfall) is February (27mm).
Average rainfall days in September
Létra, France
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Létra, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (92mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Létra, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Létra, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Létra, France
- Average sunshine days in September: 14.4 days
The month with the most sunshine days is October (17.2 days).
The months with the least sunshine days are May and June (8.4 days).
Average UV index in September
Létra, 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
Létra, France
- Average cloud cover in September: 39
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Létra, France
- Average visibility in September: 8km
The months with the highest visibility are March and August (9km).
The months with the lowest visibility are January, February, April, May, June, July, September, October, November and December (8km).
Létra, France
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