September weather forecastNieheim, Germany
September
Weather in September
September, the first month of the autumn in Nieheim, is still a refreshing month, with temperature in the range of an average high of 18.4°C (65.1°F) and an average low of 9.6°C (49.3°F).Temperature
With the arrival of September, Nieheim experiences a modest decline in average high-temperatures, transitioning from a pleasant 22.9°C (73.2°F) in August to an enjoyable 18.4°C (65.1°F). During September, the average low-temperature is recorded at a frosty 9.6°C (49.3°F).Humidity
In Nieheim, the average relative humidity in September is 79%.Rainfall
In Nieheim, in September, it is raining for 13.8 days, with typically 30mm (1.18") of accumulated precipitation. Throughout the year, there are 182.5 rainfall days, and 517mm (20.35") of precipitation is accumulated.Snowfall
In Nieheim, snow does not fall in May through October.Daylight
In September, the average length of the day is 12h and 39min.On the first day of September in Nieheim, sunrise is at 06:36 and sunset at 20:10. On the last day of the month, sunrise is at 07:23 and sunset at 19:03 CEST.
Sunshine
In Nieheim, Germany, the average sunshine in September is 8.2h.UV index
In Nieheim, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 3 during September translates into these guidelines:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Nieheim, Germany
- Average high temperature in September: 18.4°C
The warmest month (with the highest average high temperature) is August (22.9°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (-1.1°C).
Average pressure in September
Nieheim, Germany
- Average pressure in September: 1017.5mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1013.2mbar).
Average wind speed in September
Nieheim, Germany
- Average wind speed in September: 9.9km/h
The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).
Average humidity in September
Nieheim, Germany
- Average humidity in September: 79%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (73%).
Average rainfall in September
Nieheim, Germany
- Average rainfall in September: 30mm
The wettest months (with the highest rainfall) are June and July (53mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Nieheim, Germany
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in September
Nieheim, Germany
- Average snowfall in September: 0mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Nieheim, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.9 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
Nieheim, Germany
- Average daylight in September: 12h and 36min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in September
Nieheim, Germany
- Average sunshine days in September: 13.4 days
The month with the most sunshine days is October (14.3 days).
The month with the least sunshine days is December (9.2 days).
Average UV index in September
Nieheim, 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, February, March, November and December (UV index 2).
Average cloud cover in September
Nieheim, Germany
- Average cloud cover in September: 45
The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Nieheim, 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 and December (7km).





