September weather forecastRadis, Germany
September
Weather in September
The first month of the autumn, September, is still a comfortable month in Radis, Germany, with an average temperature ranging between max 19.5°C (67.1°F) and min 11°C (51.8°F).Temperature
September's arrival coincides with a drop in the average high-temperature, decreasing from August's moderately hot 24.5°C (76.1°F) to a refreshing 19.5°C (67.1°F). During September nights, Radis witnesses a consistent average temperature of 11°C (51.8°F).Humidity
In September, the average relative humidity in Radis is 74%.Rainfall
In September, the rain falls for 12.3 days. Throughout September, 30mm (1.18") of precipitation is accumulated. In Radis, during the entire year, the rain falls for 151.3 days and collects up to 372mm (14.65") of precipitation.Snowfall
In Radis, Germany, snow does not fall in May through October.Daylight
In September, the average length of the day in Radis is 12h and 39min.On the first day of September in Radis, sunrise is at 06:23 and sunset at 19:56. On the last day of the month, sunrise is at 07:09 and sunset at 18:49 CEST.
Sunshine
The average sunshine in September in Radis is 8.6h.UV index
The average daily maximum UV index in September in Radis is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 4 suggests this advice:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Radis, Germany
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (24.5°C).
The month with the lowest average high temperature is January (2.1°C).
- Average low temperature in September: 11°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-2.1°C).
Average pressure in September
Radis, Germany
- Average pressure in September: 1017.3mbar
The months with the highest atmospheric pressure are September and October (1017.3mbar).
The month with the lowest atmospheric pressure is November (1014mbar).
Average wind speed in September
Radis, Germany
- Average wind speed in September: 11.2km/h
The windiest month (with the highest average wind speed) is December (16.2km/h).
The calmest month (with the lowest average wind speed) is August (10.5km/h).
Average humidity in September
Radis, Germany
- Average humidity in September: 74%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is August (68%).
Average rainfall in September
Radis, Germany
- Average rainfall in September: 30mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is April (13mm).
Average rainfall days in September
Radis, Germany
- Average rainfall days in September: 12.3 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is February (7.5 days).
Average snowfall in September
Radis, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (52mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Radis, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Radis, Germany
- Average daylight in September: 12h and 36min
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 36min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in September
Radis, Germany
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is April (18.3 days).
The months with the least sunshine days are July and December (12.5 days).
Average UV index in September
Radis, Germany
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in September
Radis, Germany
- Average cloud cover in September: 39
The months with the most cloud cover are January and December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in September
Radis, Germany
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and December (8km).





