September weather forecastGrünendeich, Germany
September
Weather in September
September, the first month of the autumn in Grünendeich, is still a refreshing month, with an average temperature varying between 18.2°C (64.8°F) and 10.7°C (51.3°F).Temperature
September reveals a small adjustment in temperature, transitioning from an average high of a pleasant 22.3°C (72.1°F) in August to a refreshing 18.2°C (64.8°F). During the month of September, Grünendeich experiences a steady low-temperature average of 10.7°C (51.3°F).Humidity
In September, the average relative humidity in Grünendeich is 83%.Rainfall
In Grünendeich, in September, it is raining for 18.2 days, with typically 40mm (1.57") of accumulated precipitation. Throughout the year, in Grünendeich, there are 204.7 rainfall days, and 582mm (22.91") of precipitation is accumulated.Snowfall
In Grünendeich, snow does not fall in May through October.Daylight
In Grünendeich, Germany, the average length of the day in September is 12h and 41min.On the first day of September in Grünendeich, Germany, sunrise is at 06:31 and sunset at 20:11. On the last day of the month, sunrise is at 07:22 and sunset at 19:00 CEST.
Sunshine
In September, the average sunshine in Grünendeich is 7.5h.UV index
In Grünendeich, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.Note: In September, a regular UV index of 4 translates into these guidelines:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Grünendeich, Germany
- Average high temperature in September: 18.2°C
The warmest month (with the highest average high temperature) is August (22.3°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is February (-0.5°C).
Average pressure in September
Grünendeich, Germany
- Average pressure in September: 1016.3mbar
The month with the highest atmospheric pressure is September (1016.3mbar).
The month with the lowest atmospheric pressure is November (1011.7mbar).
Average wind speed in September
Grünendeich, Germany
- Average wind speed in September: 12.6km/h
The windiest month (with the highest average wind speed) is December (17.9km/h).
The calmest month (with the lowest average wind speed) is August (12km/h).
Average humidity in September
Grünendeich, Germany
- Average humidity in September: 83%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is April (77%).
Average rainfall in September
Grünendeich, Germany
- Average rainfall in September: 40mm
The wettest month (with the highest rainfall) is July (68mm).
The driest month (with the least rainfall) is April (28mm).
Average rainfall days in September
Grünendeich, Germany
- Average rainfall days in September: 18.2 days
The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is February (12.2 days).
Average snowfall in September
Grünendeich, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (46mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Grünendeich, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (7.2 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
Grünendeich, 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 36min).
- Average sunshine in September: 7h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 0min).
Average sunshine days in September
Grünendeich, Germany
- Average sunshine days in September: 8.5 days
The month with the most sunshine days is April (12.9 days).
The month with the least sunshine days is July (6.7 days).
Average UV index in September
Grünendeich, Germany
- Average UV index in September: 4
The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Grünendeich, Germany
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 42).
Average visibility in September
Grünendeich, Germany
- Average visibility in September: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).





