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
Ahlten experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a warm 23.8°C (74.8°F) in August to a refreshing 19.4°C (66.9°F). During September, Ahlten sees a mean low-temperature of 11°C (51.8°F).Humidity
In Ahlten, the average relative humidity in September is 76%.Rainfall
In Ahlten, in September, it is raining for 12.9 days, with typically 27mm (1.06") of accumulated precipitation. Throughout the year, in Ahlten, there are 169.3 rainfall days, and 410mm (16.14") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September is 12h and 40min.On the first day of September, sunrise is at 06:32 and sunset at 20:07. On the last day of the month, sunrise is at 07:20 and sunset at 18:59 CEST.
Sunshine
In September, the average sunshine in Ahlten is 8.3h.UV index
The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: A daily high UV index of 4 in September leads to these guidelines:
Put precautions into practice - Protective measures against sun-induced damage are advised. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What is the average September temperature in Ahlten?
What is the average humidity in September in Ahlten?
How much does it rain in Ahlten in September?
When it does not snow in Ahlten?
How many hours of daylight does Ahlten have in September?
When are sunrise and sunset in September in Ahlten?
How many hours of sunshine does Ahlten have in September?
What is the UV index reading in September in Ahlten?
Average temperature in September
Ahlten, Germany
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (3°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in September
Ahlten, Germany
- Average pressure in September: 1017.1mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in September
Ahlten, Germany
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is December (16.4km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Ahlten, Germany
- Average humidity in September: 76%
The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is August (70%).
Average rainfall in September
Ahlten, Germany
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Ahlten, Germany
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in September
Ahlten, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (45mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Ahlten, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (6.8 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
Ahlten, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in September: 8h and 2min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in September
Ahlten, Germany
- Average sunshine days in September: 14.3 days
The month with the most sunshine days is October (15.2 days).
The month with the least sunshine days is December (10.9 days).
Average UV index in September
Ahlten, 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
Ahlten, Germany
- Average cloud cover in September: 42
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Ahlten, Germany
- Average visibility in September: 9km
The months with the highest visibility are March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January, February and December (8km).
Ahlten, Germany
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