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
A decrease in the average high-temperature is observed during September, shifting from a moderately hot 25°C (77°F) in August to a pleasant 20°C (68°F). In Heckelberg, an average temperature of 11.7°C (53.1°F) is noted during September nights.Humidity
In September, the average relative humidity is 70%.Rainfall
In Heckelberg, in September, during 10.8 rainfall days, 28mm (1.1") of precipitation is typically accumulated. In Heckelberg, during the entire year, the rain falls for 146.3 days and collects up to 372mm (14.65") of precipitation.Snowfall
In Heckelberg, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 40min.On the first day of September in Heckelberg, sunrise is at 06:16 and sunset at 19:53. On the last day of the month, sunrise is at 07:05 and sunset at 18:43 CEST.
Sunshine
The average sunshine in September in Heckelberg is 8.4h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In September, the UV index of 4 transforms into the following advice:
Be vigilant - Preventing sunburn is recommended. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Heckelberg have in September?
How high is the UV index in September?
Average temperature in September
Heckelberg, Germany
- Average high temperature in September: 20°C
The warmest month (with the highest average high temperature) is August (25°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in September: 11.7°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).
Average pressure in September
Heckelberg, Germany
- Average pressure in September: 1017mbar
The months with the highest atmospheric pressure are September and October (1017mbar).
The month with the lowest atmospheric pressure is November (1013.8mbar).
Average wind speed in September
Heckelberg, Germany
- Average wind speed in September: 11.5km/h
The windiest month (with the highest average wind speed) is December (14.1km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).
Average humidity in September
Heckelberg, Germany
- Average humidity in September: 70%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (64%).
Average rainfall in September
Heckelberg, Germany
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is July (65mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in September
Heckelberg, Germany
- Average rainfall days in September: 10.8 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Heckelberg, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is December (34mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Heckelberg, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7 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
Heckelberg, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Heckelberg, Germany
- Average sunshine days in September: 17.1 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.3 days).
Average UV index in September
Heckelberg, Germany
- Average UV index in September: 4
The months with the highest UV index are May, 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
Heckelberg, Germany
- Average cloud cover in September: 40
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in September
Heckelberg, Germany
- Average visibility in September: 9km
The months with the highest visibility are April and June (10km).
The month with the lowest visibility is January (7km).
