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
September
Weather in September
Temperature
During the shift to September, Nieby records a mild decrease in average high-temperature, moving from an agreeable 20.2°C (68.4°F) in August to a refreshing 17.2°C (63°F). Nieby maintains an average of approximately 13.1°C (55.6°F) during September nights, with only a minimal decrease from the daytime temperature.Humidity
In September, the average relative humidity in Nieby is 79%.Rainfall
In Nieby, in September, it is raining for 16.6 days, with typically 49mm (1.93") of accumulated precipitation. Throughout the year, in Nieby, there are 182.2 rainfall days, and 516mm (20.31") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
In September, the average length of the day in Nieby, Germany, is 12h and 43min.On the first day of the month, sunrise is at 06:28 and sunset at 20:12. On the last day of September, in Nieby, sunrise is at 07:21 and sunset at 18:58 CEST.
Sunshine
The average sunshine in September is 7.5h.UV index
In September, the average daily maximum UV index in Nieby is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index, 4 in September, converts into the following recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September in Nieby?
What is the average humidity in September in Nieby?
How many days does it rain in September in Nieby?
When it does not snow in Nieby?
How many hours of daylight does Nieby have in September?
What time are sunrise and sunset in September in Nieby?
How many hours of sunshine does Nieby have in September?
What is the UV index intensity in September in Nieby?
Average temperature in September
Nieby, Germany
- Average high temperature in September: 17.2°C
The warmest month (with the highest average high temperature) is August (20.2°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in September: 13.1°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (0.5°C).
Average pressure in September
Nieby, Germany
- Average pressure in September: 1015.5mbar
The months with the highest atmospheric pressure are April and May (1015.7mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).
Average wind speed in September
Nieby, Germany
- Average wind speed in September: 19.4km/h
The windiest month (with the highest average wind speed) is December (24.2km/h).
The calmest months (with the lowest average wind speed) are June, July and August (17.4km/h).
Average humidity in September
Nieby, Germany
- Average humidity in September: 79%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (77%).
Average rainfall in September
Nieby, Germany
- Average rainfall in September: 49mm
The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (21mm).
Average rainfall days in September
Nieby, Germany
- Average rainfall days in September: 16.6 days
The month with the highest number of rainy days is October (18.6 days).
The month with the least rainy days is February (11.2 days).
Average snowfall in September
Nieby, Germany
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (26mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Nieby, Germany
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (7.5 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
Nieby, Germany
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 18min).
- Average sunshine in September: 7h and 3min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).
Average sunshine days in September
Nieby, Germany
- Average sunshine days in September: 9.5 days
The month with the most sunshine days is April (15.8 days).
The month with the least sunshine days is December (7.3 days).
Average UV index in September
Nieby, Germany
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Nieby, Germany
- Average cloud cover in September: 48
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 40).
Average visibility in September
Nieby, Germany
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).
