September weather forecastFrösakull, Sweden
September
Weather in September
The first month of the autumn, September, is still a refreshing month in Frösakull, Sweden, with an average temperature ranging between min 11.5°C (52.7°F) and max 16.3°C (61.3°F).Temperature
With the onset of September, Frösakull's average high-temperature slightly adjusts, moderately receding from August's comfortable 19.6°C (67.3°F) to a still refreshing 16.3°C (61.3°F). During the September nights, Frösakull's temperature maintains an average close to the daytime highs, settling at a fresh 11.5°C (52.7°F).Humidity
In Frösakull, the average relative humidity in September is 80%.Rainfall
In Frösakull, during September, the rain falls for 16.8 days and regularly aggregates up to 58mm (2.28") of precipitation. In Frösakull, Sweden, during the entire year, the rain falls for 186.6 days and collects up to 602mm (23.7") of precipitation.Snowfall
In Frösakull, snow does not fall in May through September.Daylight
In Frösakull, the average length of the day in September is 12h and 46min.On the first day of the month, sunrise is at 06:13 and sunset at 20:04. On the last day of September, sunrise is at 07:11 and sunset at 18:46 CEST.
Sunshine
In September, the average sunshine is 7.4h.UV index
In Frösakull, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In September, the UV index of 4 transforms into the following advice:
Take necessary precautions - Defending against sun damage is advocated. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Frösakull, Sweden
- Average high temperature in September: 16.3°C
The warmest month (with the highest average high temperature) is July (20°C).
The month with the lowest average high temperature is February (1.8°C).
- Average low temperature in September: 11.5°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (-1.3°C).
Average pressure in September
Frösakull, Sweden
- Average pressure in September: 1014.7mbar
The month with the highest atmospheric pressure is April (1015.3mbar).
The month with the lowest atmospheric pressure is December (1010mbar).
Average wind speed in September
Frösakull, Sweden
- Average wind speed in September: 16.6km/h
The windiest month (with the highest average wind speed) is December (20.1km/h).
The calmest months (with the lowest average wind speed) are May, June and July (14.4km/h).
Average humidity in September
Frösakull, Sweden
- Average humidity in September: 80%
The months with the highest relative humidity are January, February and December (87%).
The months with the lowest relative humidity are April and May (73%).
Average rainfall in September
Frösakull, Sweden
- Average rainfall in September: 58mm
The wettest month (with the highest rainfall) is August (79mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Frösakull, Sweden
- Average rainfall days in September: 16.8 days
The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is February (10.5 days).
Average snowfall in September
Frösakull, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is February (65mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in September
Frösakull, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Frösakull, Sweden
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 17h and 42min).
The month with the shortest days is December (Average daylight: 6h and 54min).
- Average sunshine in September: 7h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in September
Frösakull, Sweden
- Average sunshine days in September: 10.2 days
The month with the most sunshine days is April (14.8 days).
The month with the least sunshine days is August (7.7 days).
Average UV index in September
Frösakull, Sweden
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in September
Frösakull, Sweden
- Average cloud cover in September: 49
The month with the most cloud cover is December (Cloud cover 69).
The month with the least cloud cover is June (Cloud cover 40).
Average visibility in September
Frösakull, Sweden
- 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).





