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
The advent of September brings a slight shift in average high-temperature, moving from a moderately hot 23.7°C (74.7°F) in August to an enjoyable 19.3°C (66.7°F). During September nights, Altencelle witnesses a consistent average temperature of 11.1°C (52°F).Humidity
In Altencelle, the average relative humidity in September is 76%.Rainfall
In Altencelle, Germany, in September, it is raining for 8.6 days, with typically 12mm (0.47") of accumulated precipitation. In Altencelle, during the entire year, the rain falls for 116.4 days and collects up to 183mm (7.2") of precipitation.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September in Altencelle, sunrise is at 06:31 and sunset at 20:07. On the last day of the month, sunrise is at 07:19 and sunset at 18:58 CEST.
Sunshine
In Altencelle, the average sunshine in September is 8.2h.UV index
The average daily maximum UV index in September is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Make use of precautions - It is urged to ward off sun damage. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Frequently asked questions
What is the average September temperature in Altencelle?
What is the average humidity in September in Altencelle?
How much does it rain in Altencelle in September?
When it does not snow in Altencelle?
How many hours of daylight does Altencelle have in September?
When is the sunrise / sunset in September in Altencelle?
How long on average sun shines in September in Altencelle?
What is the UV index intensity in September in Altencelle?
Average temperature in September
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, 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
Altencelle, Germany
- Average visibility in September: 9km
The month with the highest visibility is April (10km).
The month with the lowest visibility is January (8km).
Altencelle, Germany
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