September weather forecastMyrviken, Sweden
September
Weather in September
The first month of the autumn, September, is still a cool month in Myrviken, Sweden, with an average temperature varying between 12.6°C (54.7°F) and 5.7°C (42.3°F).Temperature
September is marked by a subtle drop in average high-temperatures, transitioning from an enjoyable 17.5°C (63.5°F) in August to a fresh 12.6°C (54.7°F). September generally records an average low-temperature of 5.7°C (42.3°F).Humidity
The average relative humidity in September in Myrviken is 80%.Rainfall
In Myrviken, during September, the rain falls for 13.5 days and regularly aggregates up to 37mm (1.46") of precipitation. In Myrviken, during the entire year, the rain falls for 122.4 days and collects up to 377mm (14.84") of precipitation.Snowfall
January through May, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 0.5 snowfall days, it receives 5mm (0.2") of snow. In Myrviken, Sweden, during the entire year, snow falls for 97.8 days and aggregates up to 978mm (38.5") of snow.Daylight
The average length of the day in September in Myrviken is 12h and 58min.On the first day of September in Myrviken, sunrise is at 05:50 and sunset at 20:14. On the last day of the month, sunrise is at 07:09 and sunset at 18:35 CEST.
Sunshine
In Myrviken, Sweden, the average sunshine in September is 7.3h.UV index
In September, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: In September, a daily UV index of 2 turns into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. When the Sun is at its strongest around midday, find shade and limit exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Myrviken, Sweden
- Average high temperature in September: 12.6°C
The warmest month (with the highest average high temperature) is July (18.8°C).
The month with the lowest average high temperature is January (-4.8°C).
- Average low temperature in September: 5.7°C
The month with the highest average low temperature is July (9.8°C).
The coldest months (with the lowest average low temperature) are January and February (-9.6°C).
Average pressure in September
Myrviken, Sweden
- Average pressure in September: 1011.7mbar
The month with the highest atmospheric pressure is May (1014.5mbar).
The month with the lowest atmospheric pressure is December (1005.8mbar).
Average wind speed in September
Myrviken, Sweden
- Average wind speed in September: 12.8km/h
The windiest month (with the highest average wind speed) is June (14.3km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in September
Myrviken, Sweden
- Average humidity in September: 80%
The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is June (67%).
Average rainfall in September
Myrviken, Sweden
- Average rainfall in September: 37mm
The wettest month (with the highest rainfall) is July (50mm).
The driest month (with the least rainfall) is February (18mm).
Average rainfall days in September
Myrviken, Sweden
- Average rainfall days in September: 13.5 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (4 days).
Average snowfall in September
Myrviken, Sweden
- Average snowfall in September: 5mm
The month with the highest snowfall is December (192mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in September
Myrviken, Sweden
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in September /
Average sunshine in September
Myrviken, Sweden
- Average daylight in September: 13h and 0min
The month with the longest days is June (Average daylight: 20h and 6min).
The month with the shortest days is December (Average daylight: 4h and 54min).
- Average sunshine in September: 7h and 18min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).
Average sunshine days in September
Myrviken, Sweden
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is October (15.1 days).
The month with the least sunshine days is December (11.4 days).
Average UV index in September
Myrviken, Sweden
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in September
Myrviken, Sweden
- Average cloud cover in September: 50
The months with the most cloud cover are January and December (Cloud cover 62).
The months with the least cloud cover are July and August (Cloud cover 45).
Average visibility in September
Myrviken, Sweden
- Average visibility in September: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and February (7km).





