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
A modest decline in the average high-temperature is seen during September, decreasing from a warm 23.3°C (73.9°F) in August to a comfortable 18.5°C (65.3°F). Throughout September, Herstelle registers a consistent average low-temperature of 9.3°C (48.7°F).Humidity
In Herstelle, the average relative humidity in September is 79%.Rainfall
In Herstelle, in September, it is raining for 12.5 days, with typically 29mm (1.14") of accumulated precipitation. In Herstelle, during the entire year, the rain falls for 164.5 days and collects up to 415mm (16.34") of precipitation.Snowfall
In Herstelle, snow does not fall in June through October.Daylight
The average length of the day in September is 12h and 38min.On the first day of the month, sunrise is at 06:35 and sunset at 20:08. On the last day of September, in Herstelle, sunrise is at 07:22 and sunset at 19:01 CEST.
Sunshine
The average sunshine in September in Herstelle is 8.2h.UV index
In Herstelle, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Make use of precautions - It is urged to ward off sun damage. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What is the average September temperature in Herstelle?
What is the average humidity in September in Herstelle?
How many days does it rain in September in Herstelle?
When it does not snow in Herstelle?
What is the average length of the day in September in Herstelle?
What time are sunrise and sunset in September in Herstelle?
How long on average sun shines in September in Herstelle?
What is the UV index intensity in September in Herstelle?
Average temperature in September
Herstelle, Germany
- Average high temperature in September: 18.5°C
The warmest month (with the highest average high temperature) is July (23.4°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in September: 9.3°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).
Average pressure in September
Herstelle, Germany
- Average pressure in September: 1017.6mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in September
Herstelle, Germany
- Average wind speed in September: 8.8km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Herstelle, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Herstelle, Germany
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is June (50mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Herstelle, Germany
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in September
Herstelle, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (65mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Herstelle, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Herstelle, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).
Average sunshine days in September
Herstelle, Germany
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is April (15.7 days).
The month with the least sunshine days is December (10 days).
Average UV index in September
Herstelle, Germany
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Herstelle, Germany
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Herstelle, Germany
- Average visibility in September: 8km
The months with the highest visibility are April and August (9km).
The months with the lowest visibility are January, February, October, November and December (7km).
Herstelle, Germany
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