September weather forecastKölva, Sweden
September
Weather in September
September, the first month of the autumn in Kölva, is still a refreshing month, with an average temperature fluctuating between 13.7°C (56.7°F) and 9.5°C (49.1°F).Temperature
The move into September indicates a slight reduction in the average high-temperature, down from August's enjoyable 17.4°C (63.3°F) to a moderate 13.7°C (56.7°F). Kölva's average temperature during the nights of September is recorded at a chilly 9.5°C (49.1°F).Humidity
In September, the average relative humidity is 78%.Rainfall
In Kölva, Sweden, in September, during 8.8 rainfall days, 23mm (0.91") of precipitation is typically accumulated. Throughout the year, in Kölva, Sweden, there are 93.9 rainfall days, and 304mm (11.97") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Kölva.Daylight
The average length of the day in September is 12h and 58min.On the first day of the month, sunrise is at 05:37 and sunset at 19:58. On the last day of September, in Kölva, sunrise is at 06:54 and sunset at 18:21 CEST.
Sunshine
In September, the average sunshine is 8.2h.UV index
In September, the average daily maximum UV index in Kölva, Sweden, is 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum daily UV index of 3 during September translates into the following directions:
Be vigilant - Preventing sunburn is recommended. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Kölva, Sweden
- Average high temperature in September: 13.7°C
The warmest month (with the highest average high temperature) is July (18.2°C).
The month with the lowest average high temperature is February (-1.8°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is July (13.3°C).
The coldest month (with the lowest average low temperature) is February (-5°C).
Average pressure in September
Kölva, Sweden
- Average pressure in September: 1011.8mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).
Average wind speed in September
Kölva, Sweden
- Average wind speed in September: 15.7km/h
The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest months (with the lowest average wind speed) are May and August (13.9km/h).
Average humidity in September
Kölva, Sweden
- Average humidity in September: 78%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (71%).
Average rainfall in September
Kölva, Sweden
- Average rainfall in September: 23mm
The wettest months (with the highest rainfall) are January and December (36mm).
The driest months (with the least rainfall) are April and June (15mm).
Average rainfall days in September
Kölva, Sweden
- Average rainfall days in September: 8.8 days
The month with the highest number of rainy days is July (10.4 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in September
Kölva, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (150mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Kölva, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (14.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Kölva, Sweden
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 19h and 54min).
The month with the shortest days is December (Average daylight: 5h and 6min).
- Average sunshine in September: 8h and 12min
The month with the most sunshine is June (Average sunshine: 13h and 6min).
The month with the least sunshine is December (Average sunshine: 1h and 48min).
Average sunshine days in September
Kölva, Sweden
- Average sunshine days in September: 19.9 days
The month with the most sunshine days is June (21.8 days).
The month with the least sunshine days is February (10.8 days).
Average UV index in September
Kölva, Sweden
- Average UV index in September: 3
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in September
Kölva, Sweden
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 37).
Average visibility in September
Kölva, Sweden
- Average visibility in September: 10km
The months with the highest visibility are May, June, July, August, September and October (10km).
The month with the lowest visibility is January (8km).





