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
The transition into September is accompanied by a slight temperature decrease, with the average high-temperature shifting from a moderately hot 23.8°C (74.8°F) in August to an enjoyable 19.5°C (67.1°F). Fertans experiences an average temperature drop to a chilly 9.6°C (49.3°F) during September nights.Humidity
In September, the average relative humidity is 81%.Rainfall
September is the month with the least rainfall. Rain falls for 11.9 days and accumulates 32mm (1.26") of precipitation.Snowfall
In Fertans, snow does not fall in April through September.Daylight
In Fertans, the average length of the day in September is 12h and 34min.On the first day of the month, sunrise is at 06:55 and sunset at 20:15. On the last day of September, in Fertans, sunrise is at 07:33 and sunset at 19:17 CEST.
Sunshine
The average sunshine in September in Fertans is 8.5h.UV index
In Fertans, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 4 in September interprets into the following advice:
Undertake protective steps - Recommendations to avoid sunburn are issued. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Fertans?
What is the average humidity in September in Fertans?
What is the driest month in Fertans?
How much does it rain in Fertans in September?
When it does not snow in Fertans?
Does it snow in Fertans in September?
What is the average length of the day in September in Fertans?
What time are sunrise and sunset in September in Fertans?
How many hours of sunshine does Fertans have in September?
How high is the UV index in September in Fertans?
Average temperature in September
Fertans, France
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in September: 9.6°C
The months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in September
Fertans, France
- Average pressure in September: 1018.7mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed in September
Fertans, France
- Average wind speed in September: 8.9km/h
The windiest month (with the highest average wind speed) is February (13.1km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).
Average humidity in September
Fertans, France
- Average humidity in September: 81%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (78%).
Average rainfall in September
Fertans, France
- Average rainfall in September: 32mm
The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (32mm).
Average rainfall days in September
Fertans, France
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (11.1 days).
Average snowfall in September
Fertans, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Fertans, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Fertans, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in September: 8h and 3min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in September
Fertans, France
- Average sunshine days in September: 16.6 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in September
Fertans, France
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Fertans, France
- Average cloud cover in September: 35
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Fertans, France
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, July and August (9km).
The months with the lowest visibility are January, May, June, September, October, November and December (8km).
