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
September involves a decrease in temperature, down from a refreshing 18.3°C (64.9°F) in August to a cool 12.8°C (55°F). In September, Niemisel experiences an average nighttime temperature of 6.2°C (43.2°F).Humidity
In Niemisel, the average relative humidity in September is 80%.Rainfall
In Niemisel, in September, it is raining for 13 days, with typically 36mm (1.42") of accumulated precipitation. Throughout the year, in Niemisel, there are 122.6 rainfall days, and 434mm (17.09") of precipitation is accumulated.Snowfall
In Niemisel, snow does not fall in June through September.Daylight
In September, the average length of the day is 13h and 7min.On the first day of September, sunrise is at 05:09 and sunset at 19:54. On the last day of the month, sunrise is at 06:41 and sunset at 18:02 CEST.
Sunshine
The average sunshine in September is 7.3h.UV index
The average daily maximum UV index in September in Niemisel, Sweden, is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 3 in September interprets into the following recommendations:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Frequently asked questions
What are the temperatures in Niemisel in September?
What is the average humidity in September in Niemisel?
How many days does it rain in September in Niemisel?
When it does not snow in Niemisel?
Does it snow in Niemisel in September?
What is the average length of the day in September in Niemisel?
When is the sunrise / sunset in September in Niemisel?
How many hours of sunshine does Niemisel have in September?
What is the UV index intensity in September in Niemisel?
Average temperature in September
Niemisel, Sweden
- Average high temperature in September: 12.8°C
The warmest month (with the highest average high temperature) is July (19.9°C).
The month with the lowest average high temperature is January (-7.1°C).
- Average low temperature in September: 6.2°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 (-12.7°C).
Average pressure in September
Niemisel, Sweden
- Average pressure in September: 1010.8mbar
The month with the highest atmospheric pressure is May (1014.1mbar).
The month with the lowest atmospheric pressure is December (1004.8mbar).
Average wind speed in September
Niemisel, Sweden
- Average wind speed in September: 10.3km/h
The windiest month (with the highest average wind speed) is March (10.9km/h).
The calmest month (with the lowest average wind speed) is April (9.5km/h).
Average humidity in September
Niemisel, Sweden
- Average humidity in September: 80%
The month with the highest relative humidity is February (95%).
The month with the lowest relative humidity is June (63%).
Average rainfall in September
Niemisel, Sweden
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is July (55mm).
The driest month (with the least rainfall) is April (25mm).
Average rainfall days in September
Niemisel, Sweden
- Average rainfall days in September: 13 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in September
Niemisel, Sweden
- Average snowfall in September: 0mm
The month with the highest snowfall is December (289mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Niemisel, Sweden
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Niemisel, Sweden
- Average daylight in September: 13h and 1min
The month with the longest days is July (Average daylight: 20h and 54min).
The month with the shortest days is December (Average daylight: 3h and 12min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 24min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Niemisel, Sweden
- Average sunshine days in September: 14.7 days
The month with the most sunshine days is October (15.8 days).
The month with the least sunshine days is April (8.6 days).
Average UV index in September
Niemisel, 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, March, October, November and December (UV index 1).
Average cloud cover in September
Niemisel, Sweden
- Average cloud cover in September: 49
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in September
Niemisel, 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 (5km).
Niemisel, Sweden
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