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
The move into September indicates a slight reduction in the average high-temperature, down from August's moderately hot 25°C (77°F) to a pleasant 20.1°C (68.2°F). Raunheim, during September, witnesses an average low-temperature of 11°C (51.8°F).Humidity
In September, the average relative humidity is 73%.Rainfall
In Raunheim, in September, it is raining for 11.2 days, with typically 26mm (1.02") of accumulated precipitation. In Raunheim, during the entire year, the rain falls for 170.6 days and collects up to 448mm (17.64") of precipitation.Snowfall
May through September are months without snowfall.Daylight
In September, the average length of the day in Raunheim 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 Raunheim, sunrise is at 07:25 and sunset at 19:06 CEST.
Sunshine
In Raunheim, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index in Raunheim is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 4 during September leads to these advisories:
Prioritize safety - Suggestions to prevent sun damage are offered. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Raunheim?
What is the average humidity in September in Raunheim?
How many days does it rain in September in Raunheim?
When it does not snow in Raunheim?
Does it snow in Raunheim in September?
What is the average length of the day in September in Raunheim?
What time are sunrise and sunset in September in Raunheim?
How many hours of sunshine does Raunheim have in September?
What is the UV index reading in September in Raunheim?
Average temperature in September
Raunheim, Germany
- Average high temperature in September: 20.1°C
The warmest month (with the highest average high temperature) is July (25.1°C).
The month with the lowest average high temperature is January (3.7°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (14.6°C).
The coldest month (with the lowest average low temperature) is January (-0.5°C).
Average pressure in September
Raunheim, Germany
- Average pressure in September: 1018.1mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in September
Raunheim, Germany
- Average wind speed in September: 8.9km/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 (8.7km/h).
Average humidity in September
Raunheim, 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
Raunheim, Germany
- Average rainfall in September: 26mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Raunheim, Germany
- Average rainfall days in September: 11.2 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is September (11.2 days).
Average snowfall in September
Raunheim, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is February (59mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Raunheim, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.8 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
Raunheim, 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 42min).
Average sunshine days in September
Raunheim, Germany
- Average sunshine days in September: 15 days
The month with the most sunshine days is September (15 days).
The month with the least sunshine days is December (9.9 days).
Average UV index in September
Raunheim, Germany
- Average UV index in September: 4
The months with the highest UV index are 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
Raunheim, Germany
- Average cloud cover in September: 36
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in September
Raunheim, 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).
