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
September brings a slight decrease in temperature, down from an enjoyable 18.6°C (65.5°F) in August to a moderate 14.2°C (57.6°F). Stöllet observes an average nighttime temperature of 6.5°C (43.7°F) during September.Humidity
In Stöllet, the average relative humidity in September is 82%.Rainfall
In Stöllet, in September, during 11.5 rainfall days, 34mm (1.34") of precipitation is typically accumulated. In Stöllet, during the entire year, the rain falls for 122.5 days and collects up to 458mm (18.03") of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.1 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, there are 83.2 snowfall days, and 1176mm (46.3") of snow is accumulated.Daylight
The average length of the day in September is 12h and 53min.On the first day of September, sunrise is at 06:02 and sunset at 20:11. On the last day of the month, sunrise is at 07:11 and sunset at 18:41 CEST.
Sunshine
In September, the average sunshine is 7.1h.UV index
In Stöllet, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: A maximum daily UV index of 3 during September morphs into the following directions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
When does it start snowing?
How many hours of daylight does Stöllet have in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Stöllet, Sweden
- Average high temperature in September: 14.2°C
The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-2.9°C).
- Average low temperature in September: 6.5°C
The month with the highest average low temperature is July (10.6°C).
The coldest month (with the lowest average low temperature) is February (-7.5°C).
Average pressure in September
Stöllet, Sweden
- Average pressure in September: 1012.8mbar
The months with the highest atmospheric pressure are April and May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).
Average wind speed in September
Stöllet, Sweden
- Average wind speed in September: 9.8km/h
The windiest months (with the highest average wind speed) are January, March and September (9.8km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in September
Stöllet, Sweden
- Average humidity in September: 82%
The month with the highest relative humidity is February (93%).
The months with the lowest relative humidity are May and June (70%).
Average rainfall in September
Stöllet, Sweden
- Average rainfall in September: 34mm
The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Stöllet, Sweden
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is February (2.6 days).
Average snowfall in September
Stöllet, Sweden
- Average snowfall in September: 2mm
The month with the highest snowfall is December (223mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Stöllet, Sweden
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is February (16.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Stöllet, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Stöllet, Sweden
- Average sunshine days in September: 15.1 days
The month with the most sunshine days is April (15.9 days).
The month with the least sunshine days is July (11.2 days).
Average UV index in September
Stöllet, Sweden
- Average UV index in September: 3
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Stöllet, Sweden
- Average cloud cover in September: 54
The month with the most cloud cover is February (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 48).
Average visibility in September
Stöllet, Sweden
- Average visibility in September: 8km
The months with the highest visibility are May and June (9km).
The month with the lowest visibility is February (5km).
