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 sea temperature 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
Smögen experiences a recorded average high-temperature of a mild 15.2°C (59.4°F) in September, closely aligned with August's 18°C (64.4°F). During the month of September, Smögen's average nighttime temperature closely mirrors its daytime counterpart, at a fresh 12.8°C (55°F).Humidity
The average relative humidity in September is 78%.Rainfall
In Smögen, in September, it is raining for 16.5 days, with typically 53mm (2.09") of accumulated precipitation. Throughout the year, there are 173.9 rainfall days, and 551mm (21.69") of precipitation is accumulated.Snowfall
June through October are months without snowfall.Sea temperature
In Smögen, in September, the average water temperature is 15.8°C (60.4°F).Note: For most individuals, swimming in 15.8°C (60.4°F) is not a pleasant experience. The difficulty in managing breathing increases as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
In September, the average length of the day is 12h and 49min.On the first day of the month, sunrise is at 06:15 and sunset at 20:14. On the last day of September, sunrise is at 07:18 and sunset at 18:51 CEST.
Sunshine
In Smögen, the average sunshine in September is 8.1h.UV index
In Smögen, Sweden, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In September, a daily maximum UV index of 4 leads to the following instructions:
Take necessary precautions - Defending against sun damage is advocated. To avoid the Sun's strongest rays, limit exposure around the mid-day period. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the sea temperature in September?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Smögen have in September?
How high is the UV index in September in Smögen?
Average temperature in September
Smögen, Sweden
- Average high temperature in September: 15.2°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: 12.8°C
The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is February (-0.2°C).
Average pressure in September
Smögen, Sweden
- Average pressure in September: 1013.4mbar
The month with the highest atmospheric pressure is April (1014.5mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).
Average wind speed in September
Smögen, Sweden
- Average wind speed in September: 23.6km/h
The windiest month (with the highest average wind speed) is December (27.6km/h).
The calmest month (with the lowest average wind speed) is June (19.1km/h).
Average humidity in September
Smögen, Sweden
- Average humidity in September: 78%
The month with the highest relative humidity is February (85%).
The month with the lowest relative humidity is May (75%).
Average rainfall in September
Smögen, Sweden
- Average rainfall in September: 53mm
The wettest month (with the highest rainfall) is August (72mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in September
Smögen, Sweden
- Average rainfall days in September: 16.5 days
The month with the highest number of rainy days is August (18.6 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in September
Smögen, Sweden
- Average snowfall in September: 0mm
The months with the highest snowfall are January and February (30mm).
The months with the least snowfall are June, July, August, September and October (0mm).
Average snowfall days in September
Smögen, Sweden
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (6.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average sea temperature in September
Smögen, Sweden
- Average sea temperature in September: 15.8°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).
Average daylight in September /
Average sunshine in September
Smögen, Sweden
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 12min).
The month with the shortest days is December (Average daylight: 6h and 30min).
- Average sunshine in September: 8h and 1min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).
Average sunshine days in September
Smögen, Sweden
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is April (16.9 days).
The months with the least sunshine days are November and December (10.3 days).
Average UV index in September
Smögen, Sweden
- Average UV index in September: 4
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Smögen, Sweden
- Average cloud cover in September: 44
The months with the most cloud cover are February and November (Cloud cover 62).
The months with the least cloud cover are June and July (Cloud cover 36).
Average visibility in September
Smögen, Sweden
- Average visibility in September: 10km
The months with the highest visibility are March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, November and December (9km).
