September weather forecastSikfors, Sweden
September
Weather in September
September, the first month of the autumn in Sikfors, is still a cool month, with an average temperature ranging between max 12.6°C (54.7°F) and min 5.4°C (41.7°F).Temperature
September suggests a modest reduction in the average high-temperature, shifting from a refreshing 18.4°C (65.1°F) in August to a fresh 12.6°C (54.7°F). An average low-temperature of 5.4°C (41.7°F) is common in Sikfors during the nights of September.Humidity
In September, the average relative humidity in Sikfors is 81%.Rainfall
In Sikfors, during September, the rain falls for 12.5 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, there are 125.5 rainfall days, and 432mm (17.01") of precipitation is accumulated.Snowfall
In Sikfors, snow does not fall in June through September.Daylight
In Sikfors, the average length of the day in September is 13h and 5min.On the first day of September, sunrise is at 05:14 and sunset at 19:55. On the last day of the month, sunrise is at 06:43 and sunset at 18:06 CEST.
Sunshine
In Sikfors, the average sunshine in September is 7.2h.UV index
In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The UV index of 2 during September leads to these advisories:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sikfors, Sweden
- Average high temperature in September: 12.6°C
The warmest month (with the highest average high temperature) is July (20.2°C).
The month with the lowest average high temperature is January (-7.3°C).
- Average low temperature in September: 5.4°C
The month with the highest average low temperature is July (10.8°C).
The coldest month (with the lowest average low temperature) is January (-13.1°C).
Average pressure in September
Sikfors, Sweden
- Average pressure in September: 1010.9mbar
The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1004.9mbar).
Average wind speed in September
Sikfors, Sweden
- Average wind speed in September: 9.4km/h
The windiest month (with the highest average wind speed) is March (10.7km/h).
The calmest month (with the lowest average wind speed) is August (8.8km/h).
Average humidity in September
Sikfors, Sweden
- Average humidity in September: 81%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is June (63%).
Average rainfall in September
Sikfors, Sweden
- Average rainfall in September: 31mm
The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is February (29mm).
Average rainfall days in September
Sikfors, Sweden
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in September
Sikfors, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is December (300mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Sikfors, Sweden
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is December (19.6 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Sikfors, Sweden
- Average daylight in September: 13h and 6min
The month with the longest days is June (Average daylight: 22h and 24min).
The month with the shortest days is December (Average daylight: 3h and 30min).
- Average sunshine in September: 7h and 12min
The month with the most sunshine is July (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Sikfors, Sweden
- Average sunshine days in September: 15.3 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is April (7.3 days).
Average UV index in September
Sikfors, Sweden
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).
Average cloud cover in September
Sikfors, Sweden
- Average cloud cover in September: 51
The month with the most cloud cover is January (Cloud cover 65).
The months with the least cloud cover are July and August (Cloud cover 45).
Average visibility in September
Sikfors, Sweden
- Average visibility in September: 8km
The months with the highest visibility are May, June, July and August (9km).
The months with the lowest visibility are January and February (5km).





