September weather forecastGrammentin, Germany
September
Weather in September
The first month of the autumn, September, is also an enjoyable month in Grammentin, Germany, with an average temperature ranging between max 18.8°C (65.8°F) and min 10.9°C (51.6°F).Temperature
September brings a slight decrease in the average high-temperature, shifting from a moderately hot 23.2°C (73.8°F) in August to a comfortable 18.8°C (65.8°F). Grammentin experiences an average temperature drop to a fresh 10.9°C (51.6°F) during September nights.Humidity
In September, the average relative humidity is 77%.Rainfall
In September, in Grammentin, Germany, the rain falls for 13.3 days. Throughout September, 29mm (1.14") of precipitation is accumulated. In Grammentin, during the entire year, the rain falls for 165.5 days and collects up to 405mm (15.94") of precipitation.Snowfall
In Grammentin, snow does not fall in May through October.Daylight
The average length of the day in September is 12h and 41min.On the first day of the month, sunrise is at 06:18 and sunset at 19:58. On the last day of September, in Grammentin, sunrise is at 07:09 and sunset at 18:47 CEST.
Sunshine
In Grammentin, the average sunshine in September is 7.9h.UV index
In September, the average daily maximum UV index is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Be vigilant - Preventing sunburn is recommended. When the Sun is at its strongest around midday, find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Grammentin, Germany
- Average high temperature in September: 18.8°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (2.4°C).
- Average low temperature in September: 10.9°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-1.1°C).
Average pressure in September
Grammentin, Germany
- Average pressure in September: 1016.2mbar
The month with the highest atmospheric pressure is September (1016.2mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in September
Grammentin, Germany
- Average wind speed in September: 13.3km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (12.6km/h).
Average humidity in September
Grammentin, Germany
- Average humidity in September: 77%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Grammentin, Germany
- Average rainfall in September: 29mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in September
Grammentin, Germany
- Average rainfall days in September: 13.3 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in September
Grammentin, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (48mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Grammentin, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.7 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
Grammentin, Germany
- Average daylight in September: 12h and 42min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in September: 7h and 54min
The month with the most sunshine is August (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in September
Grammentin, Germany
- Average sunshine days in September: 13.6 days
The month with the most sunshine days is April (15.8 days).
The month with the least sunshine days is August (10.2 days).
Average UV index in September
Grammentin, Germany
- Average UV index in September: 4
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
Grammentin, Germany
- Average cloud cover in September: 43
The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in September
Grammentin, Germany
- Average visibility in September: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
