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's arrival aligns with a minor decrease in average high-temperatures, from August's warm 23.7°C (74.7°F) to a comfortable 19.3°C (66.7°F). Celle encounters a steady low-temperature average of 11.1°C (52°F) throughout the month of September.Humidity
In Celle, the average relative humidity in September is 76%.Rainfall
In Celle, Germany, in September, during 8.6 rainfall days, 12mm (0.47") of precipitation is typically accumulated. Throughout the year, in Celle, there are 116.4 rainfall days, and 183mm (7.2") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Celle, Germany, is 12h and 40min.On the first day of September, sunrise is at 06:31 and sunset at 20:07. On the last day of the month, sunrise is at 07:20 and sunset at 18:58 CEST.
Sunshine
The average sunshine in September is 8.2h.UV index
In Celle, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Preventative actions are necessary - Recommendations to ward off sunburn are given. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What is the usual temperature for Celle in September?
What is the average humidity in September in Celle?
How many days does it rain in September in Celle?
When it does not snow in Celle?
What is the average length of the day in September in Celle?
When are sunrise and sunset in September in Celle?
How long on average sun shines in September in Celle?
What is the UV index reading in September in Celle?
Average temperature in September
Celle, Germany
- Average high temperature in September: 19.3°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in September: 11.1°C
The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in September
Celle, Germany
- Average pressure in September: 1017mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1012.7mbar).
Average wind speed in September
Celle, Germany
- Average wind speed in September: 12km/h
The windiest month (with the highest average wind speed) is December (16.9km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in September
Celle, Germany
- Average humidity in September: 76%
The months with the highest relative humidity are January and December (88%).
The months with the lowest relative humidity are April and August (71%).
Average rainfall in September
Celle, Germany
- Average rainfall in September: 12mm
The wettest month (with the highest rainfall) is August (20mm).
The driest month (with the least rainfall) is April (7mm).
Average rainfall days in September
Celle, Germany
- Average rainfall days in September: 8.6 days
The month with the highest number of rainy days is July (12.7 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Celle, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (23mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Celle, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Celle, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).
Average sunshine days in September
Celle, Germany
- Average sunshine days in September: 18.3 days
The month with the most sunshine days is April (19.3 days).
The month with the least sunshine days is December (15 days).
Average UV index in September
Celle, 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
Celle, Germany
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Celle, Germany
- Average visibility in September: 9km
The month with the highest visibility is April (10km).
The month with the lowest visibility is January (8km).
Celle, Germany
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