Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The onset of September entails a subtle temperature shift, as the average high-temperature eases from a refreshing 19.4°C (66.9°F) in August to a mild 14.6°C (58.3°F). During the month of September, Ställdalen anticipates a mean low-temperature of 7.6°C (45.7°F).Humidity
In Ställdalen, the average relative humidity in September is 81%.Rainfall
In Ställdalen, during September, the rain falls for 14.1 days and regularly aggregates up to 35mm (1.38") of precipitation. In Ställdalen, during the entire year, the rain falls for 147.3 days and collects up to 507mm (19.96") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In Ställdalen, Sweden, the average length of the day in September is 12h and 52min.On the first day of the month, sunrise is at 05:56 and sunset at 20:03. On the last day of September, in Ställdalen, sunrise is at 07:04 and sunset at 18:35 CEST.
Sunshine
In September, the average sunshine is 7.1h.UV index
In Ställdalen, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 3 in September interprets into the following advice:
Ensure safety - Recommendations to avert sunburn are presented. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
What is the average September temperature in Ställdalen?
What is the average humidity in September in Ställdalen?
How much does it rain in Ställdalen in September?
When it does not snow in Ställdalen?
Does it snow in Ställdalen in September?
How many hours of daylight does Ställdalen have in September?
When is the sunrise / sunset in September in Ställdalen?
How long on average sun shines in September in Ställdalen?
What is the UV index reading in September in Ställdalen?
Average temperature in September
Ställdalen, Sweden
- Average high temperature in September: 14.6°C
The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (-2.3°C).
- Average low temperature in September: 7.6°C
The month with the highest average low temperature is July (11.5°C).
The coldest month (with the lowest average low temperature) is February (-6.2°C).
Average pressure in September
Ställdalen, Sweden
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1007.6mbar).
Average wind speed in September
Ställdalen, Sweden
- Average wind speed in September: 11.3km/h
The windiest month (with the highest average wind speed) is December (12.4km/h).
The calmest month (with the lowest average wind speed) is August (10.2km/h).
Average humidity in September
Ställdalen, Sweden
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (92%).
The months with the lowest relative humidity are May and June (70%).
Average rainfall in September
Ställdalen, Sweden
- Average rainfall in September: 35mm
The wettest month (with the highest rainfall) is July (64mm).
The driest month (with the least rainfall) is April (24mm).
Average rainfall days in September
Ställdalen, Sweden
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is August (19.8 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in September
Ställdalen, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is March (199mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Ställdalen, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (16.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Ställdalen, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 42min).
The month with the shortest days is December (Average daylight: 6h and 6min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 54min).
Average sunshine days in September
Ställdalen, Sweden
- Average sunshine days in September: 12.8 days
The month with the most sunshine days is April (15 days).
The month with the least sunshine days is August (9.3 days).
Average UV index in September
Ställdalen, 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, February and December (UV index 1).
Average cloud cover in September
Ställdalen, Sweden
- Average cloud cover in September: 53
The month with the most cloud cover is February (Cloud cover 73).
The month with the least cloud cover is June (Cloud cover 47).
Average visibility in September
Ställdalen, Sweden
- Average visibility in September: 8km
The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January and February (6km).
Ställdalen, Sweden
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