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 beginning of September, the average high-temperature shows a small decrease, transitioning from an agreeable 21.7°C (71.1°F) in August to a comfortable 18°C (64.4°F). In the month of September, the average temperature dips to a chilly 7.5°C (45.5°F) during the night.Humidity
The average relative humidity in September in Couflens is 73%.Rainfall
In Couflens, during September, the rain falls for 12.8 days and regularly aggregates up to 45mm (1.77") of precipitation. In Couflens, during the entire year, the rain falls for 149.7 days and collects up to 817mm (32.17") of precipitation.Snowfall
January through June, August through December are months with snowfall in Couflens. In Couflens, during September, snow falls for 0.4 days and regularly aggregates up to 20mm (0.79") of snow. In Couflens, during the entire year, snow falls for 90.2 days and aggregates up to 2798mm (110.16") of snow.Daylight
In September, the average length of the day is 12h and 29min.On the first day of the month, sunrise is at 07:20 and sunset at 20:29. On the last day of September, in Couflens, sunrise is at 07:51 and sunset at 19:38 CEST.
Sunshine
In Couflens, France, the average sunshine in September is 9.4h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 4 during September translates into the following directions:
Take necessary precautions - Suggestions to elude sunburn are provided. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Couflens?
What is the average humidity in September in Couflens?
How many days does it rain in September in Couflens?
How many days does it snow in September in Couflens?
What is the average length of the day in September in Couflens?
When is the sunrise / sunset in September in Couflens?
How long on average sun shines in September in Couflens?
How high is the UV index in September in Couflens?
Average temperature in September
Couflens, France
- Average high temperature in September: 18°C
The warmest months (with the highest average high temperature) are July and August (21.7°C).
The month with the lowest average high temperature is February (3.2°C).
- Average low temperature in September: 7.5°C
The month with the highest average low temperature is August (10.5°C).
The coldest month (with the lowest average low temperature) is February (-4.3°C).
Average pressure in September
Couflens, France
- Average pressure in September: 1018mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Couflens, France
- Average wind speed in September: 5.7km/h
The windiest month (with the highest average wind speed) is February (8.8km/h).
The calmest month (with the lowest average wind speed) is August (5.6km/h).
Average humidity in September
Couflens, France
- Average humidity in September: 73%
The months with the highest relative humidity are February and March (81%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in September
Couflens, France
- Average rainfall in September: 45mm
The wettest month (with the highest rainfall) is May (94mm).
The driest month (with the least rainfall) is February (43mm).
Average rainfall days in September
Couflens, France
- Average rainfall days in September: 12.8 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in September
Couflens, France
- Average snowfall in September: 20mm
The month with the highest snowfall is January (479mm).
The month with the least snowfall is July (0mm).
Average snowfall days in September
Couflens, France
- Average snowfall days in September: 0.4 days
The month with the highest number of snowfall days is January (15.3 days).
The month with the least snowfall days is July (0 days).
Average daylight in September /
Average sunshine in September
Couflens, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 24min).
Average sunshine days in September
Couflens, France
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is June (6.9 days).
Average UV index in September
Couflens, France
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Couflens, France
- Average cloud cover in September: 22
The month with the most cloud cover is April (Cloud cover 38).
The months with the least cloud cover are July, August and September (Cloud cover 22).
Average visibility in September
Couflens, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and April (8km).
