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
Björnänge, Sweden, experiences a moderate temperature shift at the start of September, with average high-temperatures adjusting a bit from a refreshing 15.1°C (59.2°F) in August to a fresh 10.5°C (50.9°F). September nights experience a consistent temperature drop to an icy 4.2°C (39.6°F).Humidity
The average relative humidity in September is 84%.Rainfall
In September, the rain falls for 16.4 days. Throughout September, 55mm (2.17") of precipitation is accumulated. Throughout the year, there are 143.1 rainfall days, and 577mm (22.72") of precipitation is accumulated.Snowfall
January through July, September through December are months with snowfall. September is the first month it typically snows in Björnänge. Throughout September, in the average 2.6 snowfall days, it receives 43mm (1.69") of snow. In Björnänge, Sweden, during the entire year, snow falls for 154.3 days and aggregates up to 2063mm (81.22") of snow.Daylight
In Björnänge, the average length of the day in September is 12h and 59min.On the first day of September in Björnänge, sunrise is at 05:54 and sunset at 20:20. On the last day of the month, sunrise is at 07:14 and sunset at 18:40 CEST.
Sunshine
In September, the average sunshine is 6.7h.UV index
In Björnänge, the average daily maximum UV index in September is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In September, the UV index of 2 transforms into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
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 many days does it rain in September?
When does it start snowing?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How many hours of sunshine does Björnänge have in September?
What is the UV index reading in September?
Average temperature in September
Björnänge, Sweden
- Average high temperature in September: 10.5°C
The warmest month (with the highest average high temperature) is July (16.3°C).
The month with the lowest average high temperature is January (-5.7°C).
- Average low temperature in September: 4.2°C
The month with the highest average low temperature is July (7.9°C).
The coldest month (with the lowest average low temperature) is February (-10.6°C).
Average pressure in September
Björnänge, Sweden
- Average pressure in September: 1011.4mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1005.3mbar).
Average wind speed in September
Björnänge, Sweden
- Average wind speed in September: 12km/h
The windiest months (with the highest average wind speed) are January, March and June (13.4km/h).
The calmest month (with the lowest average wind speed) is August (10.3km/h).
Average humidity in September
Björnänge, Sweden
- Average humidity in September: 84%
The months with the highest relative humidity are January, February and March (93%).
The month with the lowest relative humidity is June (74%).
Average rainfall in September
Björnänge, Sweden
- Average rainfall in September: 55mm
The wettest month (with the highest rainfall) is July (67mm).
The driest month (with the least rainfall) is November (32mm).
Average rainfall days in September
Björnänge, Sweden
- Average rainfall days in September: 16.4 days
The month with the highest number of rainy days is July (21.9 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Björnänge, Sweden
- Average snowfall in September: 43mm
The month with the highest snowfall is March (321mm).
The month with the least snowfall is August (0mm).
Average snowfall days in September
Björnänge, Sweden
- Average snowfall days in September: 2.6 days
The month with the highest number of snowfall days is January (22.7 days).
The month with the least snowfall days is August (0 days).
Average daylight in September /
Average sunshine in September
Björnänge, Sweden
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Björnänge, Sweden
- Average sunshine days in September: 9.7 days
The month with the most sunshine days is October (9.8 days).
The month with the least sunshine days is July (6.1 days).
Average UV index in September
Björnänge, Sweden
- Average UV index in September: 2
The month with the highest UV index is July (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
Björnänge, Sweden
- Average cloud cover in September: 59
The months with the most cloud cover are January and March (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 53).
Average visibility in September
Björnänge, Sweden
- Average visibility in September: 8km
The months with the highest visibility are June and July (9km).
The months with the lowest visibility are January, February, March and April (6km).
