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
As August transitions into September, Hopferau sees a gentle drop in the average high-temperature, transitioning from an agreeable 20.3°C (68.5°F) to a refreshing 16°C (60.8°F). The temperature in Hopferau dips to an average of 5.5°C (41.9°F) during September nights.Humidity
In September, the average relative humidity in Hopferau is 82%.Rainfall
In Hopferau, during September, the rain falls for 17.5 days and regularly aggregates up to 89mm (3.5") of precipitation. In Hopferau, during the entire year, the rain falls for 174.3 days and collects up to 1366mm (53.78") of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, there are 87.3 snowfall days, and 3094mm (121.81") of snow is accumulated.Daylight
In Hopferau, the average length of the day in September is 12h and 34min.On the first day of September, sunrise is at 06:36 and sunset at 19:57. On the last day of the month, sunrise is at 07:15 and sunset at 18:58 CEST.
Sunshine
In September, the average sunshine in Hopferau is 8.1h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The UV index of 3 during September leads to these advisories:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Hopferau?
What is the average humidity in September in Hopferau?
How many days does it rain in September in Hopferau?
When does it start snowing in Hopferau?
How many hours of daylight does Hopferau have in September?
What time are sunrise and sunset in September in Hopferau?
How many hours of sunshine does Hopferau have in September?
What is the UV index reading in September in Hopferau?
Average temperature in September
Hopferau, Germany
- Average high temperature in September: 16°C
The warmest months (with the highest average high temperature) are July and August (20.3°C).
The month with the lowest average high temperature is January (-0.2°C).
- Average low temperature in September: 5.5°C
The month with the highest average low temperature is August (9.2°C).
The coldest month (with the lowest average low temperature) is February (-7.7°C).
Average pressure in September
Hopferau, Germany
- Average pressure in September: 1018.6mbar
The month with the highest atmospheric pressure is December (1020.6mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).
Average wind speed in September
Hopferau, Germany
- Average wind speed in September: 6.2km/h
The windiest month (with the highest average wind speed) is December (8.2km/h).
The calmest month (with the lowest average wind speed) is September (6.2km/h).
Average humidity in September
Hopferau, Germany
- Average humidity in September: 82%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in September
Hopferau, Germany
- Average rainfall in September: 89mm
The wettest months (with the highest rainfall) are June and August (175mm).
The driest month (with the least rainfall) is November (63mm).
Average rainfall days in September
Hopferau, Germany
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is May (24.2 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in September
Hopferau, Germany
- Average snowfall in September: 2mm
The month with the highest snowfall is January (759mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Hopferau, Germany
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (17.7 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Hopferau, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in September
Hopferau, Germany
- Average sunshine days in September: 11.4 days
The month with the most sunshine days is October (15.4 days).
The month with the least sunshine days is May (4.7 days).
Average UV index in September
Hopferau, Germany
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Hopferau, Germany
- Average cloud cover in September: 46
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Hopferau, Germany
- Average visibility in September: 7km
The months with the highest visibility are July and August (8km).
The months with the lowest visibility are January and February (5km).
Hopferau, Germany
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