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
In September, the average high-temperature marginally drops from a warm 24.2°C (75.6°F) in August to an enjoyable 19.8°C (67.6°F). Witternheim, during September, witnesses an average low-temperature of 9.4°C (48.9°F).Humidity
In Witternheim, the average relative humidity in September is 78%.Rainfall
September is the month with the least rainfall in Witternheim. Rain falls for 11.5 days and accumulates 27mm (1.06") of precipitation.Snowfall
April through September are months without snowfall in Witternheim.Daylight
The average length of the day in September is 12h and 35min.On the first day of September in Witternheim, sunrise is at 06:47 and sunset at 20:10. On the last day of the month, sunrise is at 07:28 and sunset at 19:10 CEST.
Sunshine
In Witternheim, the average sunshine in September is 9.1h.UV index
In Witternheim, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 4 during September leads to these instructions:
Guard yourself - Precautionary measures against sun damage are advocated. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Witternheim in September?
What is the average humidity in September in Witternheim?
What is the driest month in Witternheim?
How much does it rain in Witternheim in September?
When it does not snow in Witternheim?
Does it snow in Witternheim in September?
What is the average length of the day in September in Witternheim?
When is the sunrise / sunset in September in Witternheim?
How long on average sun shines in September in Witternheim?
What is the UV index reading in September in Witternheim?
Average temperature in September
Witternheim, France
- Average high temperature in September: 19.8°C
The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in September: 9.4°C
The month with the highest average low temperature is August (13.1°C).
The coldest month (with the lowest average low temperature) is January (-1.4°C).
Average pressure in September
Witternheim, France
- Average pressure in September: 1018.5mbar
The month with the highest atmospheric pressure is December (1020.1mbar).
The month with the lowest atmospheric pressure is November (1015.4mbar).
Average wind speed in September
Witternheim, France
- Average wind speed in September: 7.5km/h
The windiest months (with the highest average wind speed) are February and December (10.5km/h).
The calmest month (with the lowest average wind speed) is August (7.2km/h).
Average humidity in September
Witternheim, France
- Average humidity in September: 78%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in September
Witternheim, France
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is June (61mm).
The driest month (with the least rainfall) is September (27mm).
Average rainfall days in September
Witternheim, France
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (11.5 days).
Average snowfall in September
Witternheim, France
- Average snowfall in September: 0mm
The month with the highest snowfall is January (40mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Witternheim, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Witternheim, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in September
Witternheim, France
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (9.1 days).
Average UV index in September
Witternheim, France
- Average UV index in September: 4
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Witternheim, France
- Average cloud cover in September: 32
The months with the most cloud cover are January and December (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in September
Witternheim, France
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).
