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
The shift from August to September coincides with a small decrease in the average high-temperature, down to a comfortable 19.9°C (67.8°F) from a warm 24.8°C (76.6°F). Planaise experiences a nighttime temperature average of 8.5°C (47.3°F) during September.Humidity
In Planaise, the average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall. Rain falls for 12.5 days and accumulates 40mm (1.57") of precipitation.Snowfall
In Planaise, France, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 32min.On the first day of September, sunrise is at 06:57 and sunset at 20:13. On the last day of the month, sunrise is at 07:33 and sunset at 19:17 CEST.
Sunshine
The average sunshine in September is 8.9h.UV index
In September, the average daily maximum UV index in Planaise is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index, 4 during September, leads to the following recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the average September temperature in Planaise?
What is the average humidity in September in Planaise?
What is the driest month in Planaise?
How many days does it rain in September in Planaise?
When it does not snow in Planaise?
Does it snow in Planaise in September?
What is the average length of the day in September in Planaise?
When is the sunrise / sunset in September in Planaise?
How long on average sun shines in September in Planaise?
What is the UV index reading in September in Planaise?
Average temperature in September
Planaise, France
- Average high temperature in September: 19.9°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in September: 8.5°C
The month with the highest average low temperature is July (11.6°C).
The coldest month (with the lowest average low temperature) is February (-2.9°C).
Average pressure in September
Planaise, France
- Average pressure in September: 1018.2mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in September
Planaise, France
- Average wind speed in September: 5.6km/h
The windiest month (with the highest average wind speed) is March (7.2km/h).
The calmest months (with the lowest average wind speed) are August and September (5.6km/h).
Average humidity in September
Planaise, France
- Average humidity in September: 78%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Planaise, France
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is December (117mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in September
Planaise, France
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is October (10.6 days).
Average snowfall in September
Planaise, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (57mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Planaise, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Planaise, France
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in September: 8h and 5min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 30min).
Average sunshine days in September
Planaise, France
- Average sunshine days in September: 14.9 days
The month with the most sunshine days is October (18.5 days).
The months with the least sunshine days are May and June (8.1 days).
Average UV index in September
Planaise, 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
Planaise, France
- Average cloud cover in September: 31
The month with the most cloud cover is January (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in September
Planaise, France
- Average visibility in September: 8km
The months with the highest visibility are February, March, April, June, July, August and November (9km).
The months with the lowest visibility are January, May, September, October and December (8km).
Planaise, France
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