September weather forecastPetit-Croix, France
September
Weather in September
September, the first month of the autumn in Petit-Croix, is still a comfortable month, with an average temperature varying between 18.5°C (65.3°F) and 8.8°C (47.8°F).Temperature
The start of September signals a gentle decrease in the average high-temperature, transitioning from an agreeable 22.6°C (72.7°F) in August to a refreshing 18.5°C (65.3°F). An average low-temperature of 8.8°C (47.8°F) marks the nights in Petit-Croix throughout September.Humidity
In September, the average relative humidity is 83%.Rainfall
September is the month with the least rainfall in Petit-Croix, France. Rain falls for 13.6 days and accumulates 36mm (1.42") of precipitation.Snowfall
In Petit-Croix, snow does not fall in June through September.Daylight
The average length of the day in September is 12h and 34min.On the first day of September in Petit-Croix, sunrise is at 06:51 and sunset at 20:12. On the last day of the month, sunrise is at 07:30 and sunset at 19:13 CEST.
Sunshine
In September, the average sunshine in Petit-Croix, France, is 8.4h.UV index
In Petit-Croix, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 3 during September leads to these instructions:
Ensure safety - Sun damage prevention is strongly urged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Petit-Croix, France
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (3.2°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.8°C).
Average pressure in September
Petit-Croix, France
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).
Average wind speed in September
Petit-Croix, France
- Average wind speed in September: 8.1km/h
The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in September
Petit-Croix, France
- Average humidity in September: 83%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is April (80%).
Average rainfall in September
Petit-Croix, France
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is June (86mm).
The driest month (with the least rainfall) is September (36mm).
Average rainfall days in September
Petit-Croix, France
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is February (12.4 days).
Average snowfall in September
Petit-Croix, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (114mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Petit-Croix, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Petit-Croix, France
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 24min
The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in September
Petit-Croix, France
- Average sunshine days in September: 13.3 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in September
Petit-Croix, France
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in September
Petit-Croix, France
- Average cloud cover in September: 37
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in September
Petit-Croix, France
- Average visibility in September: 8km
The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).





