September weather forecastSontra, Germany
September
Weather in September
September, the first month of the autumn in Sontra, is still a refreshing month, with an average temperature ranging between min 8.8°C (47.8°F) and max 18.2°C (64.8°F).Temperature
A change in temperatures is noted as August gives way to September, with average highs reducing from a warm 23.3°C (73.9°F) to a comfortable 18.2°C (64.8°F). In Sontra, an average temperature of 8.8°C (47.8°F) is noted during September nights.Humidity
In Sontra, the average relative humidity in September is 79%.Rainfall
In September, in Sontra, the rain falls for 13.2 days. Throughout September, 31mm (1.22") of precipitation is accumulated. In Sontra, during the entire year, the rain falls for 176.9 days and collects up to 480mm (18.9") of precipitation.Snowfall
In Sontra, Germany, snow does not fall in June through September.Daylight
In Sontra, Germany, the average length of the day in September is 12h and 38min.On the first day of September, sunrise is at 06:34 and sunset at 20:05. On the last day of the month, sunrise is at 07:20 and sunset at 19:00 CEST.
Sunshine
The average sunshine in September in Sontra is 8.2h.UV index
In Sontra, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the maximum UV index of 3 suggests this advice:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sontra, Germany
- Average high temperature in September: 18.2°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°C).
- Average low temperature in September: 8.8°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-2.4°C).
Average pressure in September
Sontra, Germany
- Average pressure in September: 1017.9mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1014.3mbar).
Average wind speed in September
Sontra, Germany
- Average wind speed in September: 8.7km/h
The windiest month (with the highest average wind speed) is December (12.2km/h).
The calmest month (with the lowest average wind speed) is August (8.4km/h).
Average humidity in September
Sontra, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is January (91%).
The months with the lowest relative humidity are April, July and August (74%).
Average rainfall in September
Sontra, Germany
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is May (52mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Sontra, Germany
- Average rainfall days in September: 13.2 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.8 days).
Average snowfall in September
Sontra, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (111mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sontra, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Sontra, 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 12min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 48min).
Average sunshine days in September
Sontra, Germany
- Average sunshine days in September: 14.1 days
The months with the most sunshine days are September and October (14.1 days).
The month with the least sunshine days is December (7.5 days).
Average UV index in September
Sontra, 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, November and December (UV index 1).
Average cloud cover in September
Sontra, Germany
- Average cloud cover in September: 44
The month with the most cloud cover is December (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in September
Sontra, 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).





