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
With the onset of September, Mommenheim's average high-temperature slightly adjusts, moderately receding from August's moderately hot 24.9°C (76.8°F) to a pleasant 20.2°C (68.4°F). Mommenheim experiences an average temperature drop to a cool 11.1°C (52°F) during September nights.Humidity
In September, the average relative humidity in Mommenheim, Germany, is 73%.Rainfall
In Mommenheim, in September, during 9.6 rainfall days, 22mm (0.87") of precipitation is typically accumulated. In Mommenheim, during the entire year, the rain falls for 146.5 days and collects up to 366mm (14.41") of precipitation.Snowfall
May through October are months without snowfall in Mommenheim.Daylight
In Mommenheim, the average length of the day in September is 12h and 37min.On the first day of the month, sunrise is at 06:42 and sunset at 20:10. On the last day of September, in Mommenheim, sunrise is at 07:26 and sunset at 19:07 CEST.
Sunshine
In September, the average sunshine is 8.6h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health 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:
Make use of precautions - It is urged to ward off sun damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Mommenheim?
What is the average humidity in September in Mommenheim?
How many days does it rain in September in Mommenheim?
When it does not snow in Mommenheim?
What is the average length of the day in September in Mommenheim?
When are sunrise and sunset in September in Mommenheim?
How long on average sun shines in September in Mommenheim?
What is the UV index intensity in September in Mommenheim?
Average temperature in September
Mommenheim, Germany
- Average high temperature in September: 20.2°C
The warmest month (with the highest average high temperature) is July (25.2°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (14.7°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in September
Mommenheim, Germany
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Mommenheim, Germany
- Average wind speed in September: 8.9km/h
The windiest months (with the highest average wind speed) are February and March (11.9km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Mommenheim, Germany
- Average humidity in September: 73%
The month with the highest relative humidity is December (87%).
The months with the lowest relative humidity are July and August (67%).
Average rainfall in September
Mommenheim, Germany
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Mommenheim, Germany
- Average rainfall days in September: 9.6 days
The month with the highest number of rainy days is July (14.7 days).
The months with the least rainy days are February and September (9.6 days).
Average snowfall in September
Mommenheim, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (39mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Mommenheim, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (5.4 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
Mommenheim, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in September
Mommenheim, Germany
- Average sunshine days in September: 17.9 days
The month with the most sunshine days is September (17.9 days).
The month with the least sunshine days is December (12 days).
Average UV index in September
Mommenheim, 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
Mommenheim, Germany
- Average cloud cover in September: 37
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Mommenheim, Germany
- 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).
