September weather forecastHeldra, Germany
September
Weather in September
September, the first month of the autumn in Heldra, is still a refreshing month, with an average temperature varying between 9.3°C (48.7°F) and 18.5°C (65.3°F).Temperature
September's onset brings a negligible change in high-temperatures, falling from a moderately hot 23.4°C (74.1°F) in August to a refreshing 18.5°C (65.3°F). Heldra experiences an average temperature drop to a chilly 9.3°C (48.7°F) during September nights.Humidity
The average relative humidity in September is 78%.Rainfall
In Heldra, in September, during 12.1 rainfall days, 27mm (1.06") of precipitation is typically accumulated. In Heldra, Germany, during the entire year, the rain falls for 155.8 days and collects up to 406mm (15.98") of precipitation.Snowfall
In Heldra, snow does not fall in June through September.Daylight
In September, the average length of the day is 12h and 38min.On the first day of the month, sunrise is at 06:33 and sunset at 20:04. On the last day of September, in Heldra, sunrise is at 07:18 and sunset at 18:59 CEST.
Sunshine
The average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 3 in September, converts into the following recommendations:
Take precautions - Protection against sunburn is recommended. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Heldra, Germany
- Average high temperature in September: 18.5°C
The warmest months (with the highest average high temperature) are July and August (23.4°C).
The month with the lowest average high temperature is January (1.9°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 (-2.4°C).
Average pressure in September
Heldra, Germany
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in September
Heldra, Germany
- Average wind speed in September: 9.5km/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 (9.3km/h).
Average humidity in September
Heldra, Germany
- Average humidity in September: 78%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (72%).
Average rainfall in September
Heldra, Germany
- Average rainfall in September: 27mm
The wettest month (with the highest rainfall) is June (52mm).
The driest month (with the least rainfall) is April (17mm).
Average rainfall days in September
Heldra, Germany
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in September
Heldra, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (70mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Heldra, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Heldra, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in September
Heldra, Germany
- Average sunshine days in September: 15.2 days
The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is June (10 days).
Average UV index in September
Heldra, 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
Heldra, Germany
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in September
Heldra, Germany
- Average visibility in September: 8km
The months with the highest visibility are April, June, July and August (9km).
The month with the lowest visibility is January (7km).
