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
A mild drop in Longpré-le-Sec's average high-temperature is observed in September, transitioning from a moderately hot 24.3°C (75.7°F) in August to a pleasant 20.3°C (68.5°F). September nights cool down to an average low-temperature of 10.2°C (50.4°F).Humidity
In September, the average relative humidity is 77%.Rainfall
The month with the least rainfall in Longpré-le-Sec is September, when the rain falls for 10.8 days and typically collects 27mm (1.06") of precipitation.Snowfall
In Longpré-le-Sec, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 35min.On the first day of the month, sunrise is at 07:00 and sunset at 20:23. On the last day of September, sunrise is at 07:40 and sunset at 19:22 CEST.
Sunshine
In September, the average sunshine is 7.9h.UV index
The average daily maximum UV index in September in Longpré-le-Sec 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: In September, a daily UV index of 4 turns into the following recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. To protect against the Sun's most potent rays, avoid direct exposure around midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Frequently asked questions
What are September temperatures in Longpré-le-Sec?
What is the average humidity in September in Longpré-le-Sec?
What is the driest month in Longpré-le-Sec?
How many days does it rain in September in Longpré-le-Sec?
When it does not snow in Longpré-le-Sec?
What is the average length of the day in September in Longpré-le-Sec?
When are sunrise and sunset in September in Longpré-le-Sec?
How long on average sun shines in September in Longpré-le-Sec?
What is the UV index reading in September in Longpré-le-Sec?
Average temperature in September
Longpré-le-Sec, France
- Average high temperature in September: 20.3°C
The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in September: 10.2°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (-0.1°C).
Average pressure in September
Longpré-le-Sec, France
- Average pressure in September: 1018.4mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is November (1014.8mbar).
Average wind speed in September
Longpré-le-Sec, France
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is February (14.8km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in September
Longpré-le-Sec, France
- Average humidity in September: 77%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Longpré-le-Sec, France
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Longpré-le-Sec, France
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is September (10.8 days).
Average snowfall in September
Longpré-le-Sec, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Longpré-le-Sec, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.2 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
Longpré-le-Sec, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in September
Longpré-le-Sec, France
- Average sunshine days in September: 16.3 days
The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is June (9.5 days).
Average UV index in September
Longpré-le-Sec, 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
Longpré-le-Sec, France
- Average cloud cover in September: 37
The months with the most cloud cover are January and December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Longpré-le-Sec, France
- Average visibility in September: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
Longpré-le-Sec, France
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