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 marks a gentle change in average high-temperature, declining from August's warm 25.2°C (77.4°F) to a pleasant 20.3°C (68.5°F). In Wollmesheim, the average temperature during the nights of September drops to a fresh 10.6°C (51.1°F).Humidity
In Wollmesheim, the average relative humidity in September is 75%.Rainfall
In Wollmesheim, during September, the rain falls for 10.9 days and regularly aggregates up to 29mm (1.14") of precipitation. Throughout the year, there are 164.9 rainfall days, and 463mm (18.23") of precipitation is accumulated.Snowfall
In Wollmesheim, snow does not fall in April through September.Daylight
In Wollmesheim, the average length of the day in September is 12h and 35min.On the first day of September, sunrise is at 06:44 and sunset at 20:10. On the last day of the month, sunrise is at 07:26 and sunset at 19:08 CEST.
Sunshine
The average sunshine in September in Wollmesheim is 8.7h.UV index
In Wollmesheim, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum high UV index of 4 in September translates into the following recommendations:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Around midday, solar radiation is most harmful; hence, exposure should be limited. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What are the temperatures in Wollmesheim in September?
What is the average humidity in September in Wollmesheim?
How much does it rain in Wollmesheim in September?
When it does not snow in Wollmesheim?
Does it snow in Wollmesheim in September?
What is the average length of the day in September in Wollmesheim?
What time are sunrise and sunset in September in Wollmesheim?
How long on average sun shines in September in Wollmesheim?
What is the UV index intensity in September in Wollmesheim?
Average temperature in September
Wollmesheim, Germany
- Average high temperature in September: 20.3°C
The warmest month (with the highest average high temperature) is July (25.3°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in September: 10.6°C
The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is January (-0.6°C).
Average pressure in September
Wollmesheim, Germany
- Average pressure in September: 1018.3mbar
The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1015mbar).
Average wind speed in September
Wollmesheim, Germany
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is February (12.3km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in September
Wollmesheim, Germany
- Average humidity in September: 75%
The months with the highest relative humidity are January and December (87%).
The months with the lowest relative humidity are July and August (70%).
Average rainfall in September
Wollmesheim, Germany
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is May (58mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Wollmesheim, Germany
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in September
Wollmesheim, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is December (53mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in September
Wollmesheim, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.6 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
Wollmesheim, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in September: 8h and 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).
Average sunshine days in September
Wollmesheim, Germany
- Average sunshine days in September: 16.6 days
The months with the most sunshine days are April and September (16.6 days).
The month with the least sunshine days is December (11 days).
Average UV index in September
Wollmesheim, Germany
- Average UV index in September: 4
The months with the highest UV index are May, 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
Wollmesheim, Germany
- Average cloud cover in September: 35
The month with the most cloud cover is December (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in September
Wollmesheim, Germany
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, November and December (8km).
Wollmesheim, Germany
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