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
The start of September involves a subtle temperature drop, shifting from an enjoyable 19.9°C (67.8°F) in August to a still comfortable 16.7°C (62.1°F). In the month of September, Øster Sundby's average low-temperature falls to a fresh 11.3°C (52.3°F).Humidity
In Øster Sundby, the average relative humidity in September is 79%.Rainfall
In September, the rain falls for 15.9 days. Throughout September, 36mm (1.42") of precipitation is accumulated. Throughout the year, there are 175.1 rainfall days, and 481mm (18.94") of precipitation is accumulated.Snowfall
May through September are months without snowfall in Øster Sundby.Daylight
In September, the average length of the day is 12h and 46min.On the first day of September, sunrise is at 06:23 and sunset at 20:16. On the last day of the month, sunrise is at 07:22 and sunset at 18:57 CEST.
Sunshine
In Øster Sundby, the average sunshine in September is 7.4h.UV index
In Øster Sundby, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 4 during September translates into the following directions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. To protect against the Sun's most potent rays, avoid direct exposure around midday. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What is the average humidity in September?
How much does it rain in Øster Sundby in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
When are sunrise and sunset in September?
How many hours of sunshine does Øster Sundby have in September?
What is the UV index intensity in September?
Average temperature in September
Øster Sundby, Denmark
- Average high temperature in September: 16.7°C
The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in September: 11.3°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (-0.1°C).
Average pressure in September
Øster Sundby, Denmark
- Average pressure in September: 1013.9mbar
The month with the highest atmospheric pressure is April (1015mbar).
The month with the lowest atmospheric pressure is December (1009mbar).
Average wind speed in September
Øster Sundby, Denmark
- Average wind speed in September: 16.3km/h
The windiest month (with the highest average wind speed) is December (18.3km/h).
The calmest month (with the lowest average wind speed) is June (14.7km/h).
Average humidity in September
Øster Sundby, Denmark
- Average humidity in September: 79%
The months with the highest relative humidity are January, November and December (86%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Øster Sundby, Denmark
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is August (55mm).
The driest month (with the least rainfall) is April (19mm).
Average rainfall days in September
Øster Sundby, Denmark
- Average rainfall days in September: 15.9 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (10 days).
Average snowfall in September
Øster Sundby, Denmark
- Average snowfall in September: 0mm
The month with the highest snowfall is January (64mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Øster Sundby, Denmark
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (8.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Øster Sundby, Denmark
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 17h and 48min).
The month with the shortest days is December (Average daylight: 6h and 48min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in September
Øster Sundby, Denmark
- Average sunshine days in September: 10.8 days
The month with the most sunshine days is April (14.9 days).
The month with the least sunshine days is November (8.8 days).
Average UV index in September
Øster Sundby, Denmark
- Average UV index in September: 4
The month with the highest UV index is July (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
Øster Sundby, Denmark
- Average cloud cover in September: 49
The months with the most cloud cover are February, November and December (Cloud cover 67).
The months with the least cloud cover are June and July (Cloud cover 41).
Average visibility in September
Øster Sundby, Denmark
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
