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
September
Weather in September
Temperature
In Flacksta, entering September brings a subtle temperature decrement, reducing from August's pleasant 20.9°C (69.6°F) to an enjoyable 16.2°C (61.2°F). In the month of September, an average of 8.9°C (48°F) marks the low-temperature.Humidity
In Flacksta, the average relative humidity in September is 79%.Rainfall
In Flacksta, Sweden, during September, the rain falls for 8.4 days and regularly aggregates up to 16mm (0.63") of precipitation. Throughout the year, in Flacksta, there are 116.7 rainfall days, and 205mm (8.07") of precipitation is accumulated.Snowfall
June through September are months without snowfall in Flacksta.Daylight
In Flacksta, the average length of the day in September is 12h and 50min.On the first day of September in Flacksta, Sweden, sunrise is at 05:52 and sunset at 19:55. On the last day of the month, sunrise is at 06:58 and sunset at 18:29 CEST.
Sunshine
In September, the average sunshine in Flacksta is 8h.UV index
In Flacksta, the average daily maximum UV index in September is 3. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The UV index of 3 in September translates into these instructions:
Exercise prevention - Warding off sunburn is urged. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Flacksta?
What is the average humidity in September in Flacksta?
How many days does it rain in September in Flacksta?
When it does not snow in Flacksta?
Does it snow in Flacksta in September?
What is the average length of the day in September in Flacksta?
When are sunrise and sunset in September in Flacksta?
How long on average sun shines in September in Flacksta?
What is the UV index reading in September in Flacksta?
Average temperature in September
Flacksta, Sweden
- Average high temperature in September: 16.2°C
The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (-1°C).
- Average low temperature in September: 8.9°C
The month with the highest average low temperature is July (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (-4.8°C).
Average pressure in September
Flacksta, Sweden
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is May (1014.7mbar).
The month with the lowest atmospheric pressure is December (1007.9mbar).
Average wind speed in September
Flacksta, Sweden
- Average wind speed in September: 12.6km/h
The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in September
Flacksta, Sweden
- Average humidity in September: 79%
The months with the highest relative humidity are January, February and December (90%).
The month with the lowest relative humidity is May (71%).
Average rainfall in September
Flacksta, Sweden
- Average rainfall in September: 16mm
The wettest month (with the highest rainfall) is July (30mm).
The driest months (with the least rainfall) are February and April (11mm).
Average rainfall days in September
Flacksta, Sweden
- Average rainfall days in September: 8.4 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in September
Flacksta, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is January (52mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Flacksta, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (10.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Flacksta, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in September: 8h and 0min
The month with the most sunshine is June (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 2h and 36min).
Average sunshine days in September
Flacksta, Sweden
- Average sunshine days in September: 17.6 days
The month with the most sunshine days is September (17.6 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in September
Flacksta, 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
Flacksta, Sweden
- Average cloud cover in September: 46
The month with the most cloud cover is February (Cloud cover 67).
The months with the least cloud cover are June, July and August (Cloud cover 42).
Average visibility in September
Flacksta, Sweden
- Average visibility in September: 9km
The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January, February, March, November and December (8km).
