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
Weather in September
Temperature
The arrival of September is marked by a minor reduction in average high-temperature, sliding from a pleasant 20.3°C (68.5°F) in August to a mild 15.6°C (60.1°F). The temperature in Bönan dips to an average of 9.6°C (49.3°F) during September nights.Humidity
In Bönan, Sweden, the average relative humidity in September is 78%.Rainfall
In Bönan, in September, during 10.9 rainfall days, 22mm (0.87") of precipitation is typically accumulated. Throughout the year, there are 118.2 rainfall days, and 304mm (11.97") of precipitation is accumulated.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 12h and 53min.On the first day of the month, sunrise is at 05:45 and sunset at 19:56. On the last day of September, in Bönan, Sweden, sunrise is at 06:55 and sunset at 18:25 CEST.
Sunshine
In September, the average sunshine in Bönan, Sweden, is 7.9h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The average daily UV index of 3 in September transforms into the following instructions:
Guard yourself - An obligation to protect skin and eyes from harm exists. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What are September temperatures in Bönan?
What is the average humidity in September in Bönan?
How much does it rain in Bönan in September?
When it does not snow in Bönan?
Does it snow in Bönan in September?
What is the average length of the day in September in Bönan?
When are sunrise and sunset in September in Bönan?
How many hours of sunshine does Bönan have in September?
What is the UV index reading in September in Bönan?
Average temperature in September
Bönan, Sweden
- Average high temperature in September: 15.6°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (-0.8°C).
- Average low temperature in September: 9.6°C
The month with the highest average low temperature is July (13.2°C).
The coldest month (with the lowest average low temperature) is January (-3.8°C).
Average pressure in September
Bönan, Sweden
- Average pressure in September: 1012.8mbar
The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1006.9mbar).
Average wind speed in September
Bönan, Sweden
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in September
Bönan, Sweden
- Average humidity in September: 78%
The month with the highest relative humidity is February (88%).
The month with the lowest relative humidity is May (69%).
Average rainfall in September
Bönan, Sweden
- Average rainfall in September: 22mm
The wettest month (with the highest rainfall) is July (42mm).
The driest month (with the least rainfall) is April (15mm).
Average rainfall days in September
Bönan, Sweden
- Average rainfall days in September: 10.9 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is February (4.2 days).
Average snowfall in September
Bönan, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is March (103mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Bönan, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bönan, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).
- Average sunshine in September: 7h and 5min
The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 2h and 24min).
Average sunshine days in September
Bönan, Sweden
- Average sunshine days in September: 16.1 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is July (13.2 days).
Average UV index in September
Bönan, Sweden
- Average UV index in September: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 1).
Average cloud cover in September
Bönan, Sweden
- Average cloud cover in September: 45
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 40).
Average visibility in September
Bönan, Sweden
- Average visibility in September: 9km
The months with the highest visibility are January, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are February and March (8km).
Bönan, Sweden
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