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
September's arrival subtly correlates with a reduction in the average high-temperature, down from a warm 24°C (75.2°F) in August to an agreeable 21°C (69.8°F). An average nighttime temperature of 11.2°C (52.2°F) is witnessed in Arthies throughout September.Humidity
In September, the average relative humidity in Arthies, France, is 74%.Rainfall
The month with the least rainfall in Arthies is September, when the rain falls for 13.2 days and typically collects 28mm (1.1") of precipitation.Snowfall
In Arthies, snow does not fall in April through October.Daylight
The average length of the day in September in Arthies is 12h and 35min.On the first day of the month, sunrise is at 07:10 and sunset at 20:35. On the last day of September, sunrise is at 07:51 and sunset at 19:33 CEST.
Sunshine
The average sunshine in September in Arthies is 7.3h.UV index
In Arthies, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index of 4 during September leads to these instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Frequently asked questions
What are September temperatures in Arthies?
What is the average humidity in September in Arthies?
What is the driest month in Arthies?
How many days does it rain in September in Arthies?
When it does not snow in Arthies?
What is the average length of the day in September in Arthies?
What time are sunrise and sunset in September in Arthies?
How long on average sun shines in September in Arthies?
What is the UV index reading in September in Arthies?
Average temperature in September
Arthies, France
- Average high temperature in September: 21°C
The warmest month (with the highest average high temperature) is August (24°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (13.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in September
Arthies, France
- Average pressure in September: 1018mbar
The months with the highest atmospheric pressure are September and December (1018mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in September
Arthies, France
- Average wind speed in September: 11.2km/h
The windiest month (with the highest average wind speed) is February (16.5km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in September
Arthies, France
- Average humidity in September: 74%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Arthies, France
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in September
Arthies, France
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is September (13.2 days).
Average snowfall in September
Arthies, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Arthies, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Arthies, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Arthies, France
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in September
Arthies, 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
Arthies, France
- Average cloud cover in September: 41
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 41).
Average visibility in September
Arthies, France
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
Arthies, France
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