September weather forecastLjusne, Sweden
September
Weather in September
September, the first month of the autumn in Ljusne, is still a mild month, with an average temperature fluctuating between 9.8°C (49.6°F) and 15.2°C (59.4°F).Temperature
The arrival of September suggests a slight decrease in the average high-temperature, moving from an enjoyable 19.4°C (66.9°F) in August to a mild 15.2°C (59.4°F). During September, Ljusne witnesses a consistent average low-temperature of 9.8°C (49.6°F).Humidity
The average relative humidity in September in Ljusne is 78%.Rainfall
In Ljusne, during September, the rain falls for 11.6 days and regularly aggregates up to 28mm (1.1") of precipitation. In Ljusne, during the entire year, the rain falls for 122.7 days and collects up to 356mm (14.02") of precipitation.Snowfall
June through September are months without snowfall in Ljusne.Sea temperature
In September, the average sea temperature is 13.4°C (56.1°F).Note: Beware when you're in 13.4°C (56.1°F) waters; 13°C (55.4°F) is chilling and anything below 10°C (50°F) could cause breathing hindrance and a sudden cold shock, given your physical condition.
Daylight
In September, the average length of the day is 12h and 54min.On the first day of the month, sunrise is at 05:44 and sunset at 19:58. On the last day of September, in Ljusne, sunrise is at 06:56 and sunset at 18:25 CEST.
Sunshine
The average sunshine in September is 8.1h.UV index
In September, the average daily maximum UV index in Ljusne is 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 3 during September translates into these guidelines:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Ljusne, Sweden
- Average high temperature in September: 15.2°C
The warmest month (with the highest average high temperature) is July (19.8°C).
The month with the lowest average high temperature is January (-1.3°C).
- Average low temperature in September: 9.8°C
The month with the highest average low temperature is July (13.1°C).
The coldest month (with the lowest average low temperature) is February (-4.2°C).
Average pressure in September
Ljusne, Sweden
- Average pressure in September: 1012.4mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1006.4mbar).
Average wind speed in September
Ljusne, Sweden
- Average wind speed in September: 13.7km/h
The windiest month (with the highest average wind speed) is December (16.3km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in September
Ljusne, Sweden
- Average humidity in September: 78%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are May and June (70%).
Average rainfall in September
Ljusne, Sweden
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is April (16mm).
Average rainfall days in September
Ljusne, Sweden
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Ljusne, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (113mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ljusne, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Ljusne, Sweden
- Average sea temperature in September: 13.4°C
The best month for swimming (with the highest average sea temperature) is August (17.8°C).
The coldest month (with the lowest average sea temperature) is February (0.2°C).
Average daylight in September /
Average sunshine in September
Ljusne, Sweden
- Average daylight in September: 12h and 54min
The month with the longest days is June (Average daylight: 19h and 12min).
The month with the shortest days is December (Average daylight: 5h and 36min).
- Average sunshine in September: 8h and 6min
The month with the most sunshine is June (Average sunshine: 12h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).
Average sunshine days in September
Ljusne, Sweden
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is February (12.9 days).
Average UV index in September
Ljusne, 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 and February (UV index 1).
Average cloud cover in September
Ljusne, Sweden
- Average cloud cover in September: 43
The month with the most cloud cover is February (Cloud cover 63).
The months with the least cloud cover are July and August (Cloud cover 38).
Average visibility in September
Ljusne, Sweden
- Average visibility in September: 9km
The months with the highest visibility are June, July and August (10km).
The months with the lowest visibility are February and March (8km).





