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
September shows a mild decline in the average high-temperature, falling from August's comfortable 17.7°C (63.9°F) to a cool 11.9°C (53.4°F). During September, Glommersträsk's temperature falls to a steady low-temperature average of 4.9°C (40.8°F).Humidity
The average relative humidity in September is 81%.Rainfall
In Glommersträsk, Sweden, in September, it is raining for 12.4 days, with typically 28mm (1.1") of accumulated precipitation. In Glommersträsk, Sweden, during the entire year, the rain falls for 103.2 days and collects up to 380mm (14.96") of precipitation.Snowfall
Months with snowfall in Glommersträsk are January through June, September through December. September is the first month it typically snows in Glommersträsk. Throughout September, in the average 0.5 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, in Glommersträsk, there are 108.7 snowfall days, and 1254mm (49.37") of snow is accumulated.Daylight
The average length of the day in September is 13h and 4min.On the first day of September, sunrise is at 05:21 and sunset at 20:01. On the last day of the month, sunrise is at 06:49 and sunset at 18:12 CEST.
Sunshine
In Glommersträsk, the average sunshine in September is 7.1h.UV index
In Glommersträsk, the average daily maximum UV index in September is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: An average UV index of 2 in September transforms into this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average September temperature in Glommersträsk?
What is the average humidity in September in Glommersträsk?
How many days does it rain in September in Glommersträsk?
When does it start snowing in Glommersträsk?
What is the average length of the day in September in Glommersträsk?
When is the sunrise / sunset in September in Glommersträsk?
How long on average sun shines in September in Glommersträsk?
How high is the UV index in September in Glommersträsk?
Average temperature in September
Glommersträsk, Sweden
- Average high temperature in September: 11.9°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is January (-7°C).
- Average low temperature in September: 4.9°C
The month with the highest average low temperature is July (10.2°C).
The coldest month (with the lowest average low temperature) is February (-12.6°C).
Average pressure in September
Glommersträsk, Sweden
- Average pressure in September: 1011.2mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.2mbar).
Average wind speed in September
Glommersträsk, Sweden
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is March (11.5km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in September
Glommersträsk, Sweden
- Average humidity in September: 81%
The months with the highest relative humidity are January and February (95%).
The month with the lowest relative humidity is June (64%).
Average rainfall in September
Glommersträsk, Sweden
- Average rainfall in September: 28mm
The wettest month (with the highest rainfall) is July (57mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in September
Glommersträsk, Sweden
- Average rainfall days in September: 12.4 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in September
Glommersträsk, Sweden
- Average snowfall in September: 2mm
The month with the highest snowfall is December (265mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Glommersträsk, Sweden
- Average snowfall days in September: 0.5 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Glommersträsk, Sweden
- Average daylight in September: 13h and 1min
The month with the longest days is June (Average daylight: 22h and 0min).
The month with the shortest days is December (Average daylight: 3h and 42min).
- Average sunshine in September: 7h and 1min
The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is December (Average sunshine: 1h and 24min).
Average sunshine days in September
Glommersträsk, Sweden
- Average sunshine days in September: 15 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is March (10.7 days).
Average UV index in September
Glommersträsk, Sweden
- Average UV index in September: 2
The month with the highest UV index is 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
Glommersträsk, Sweden
- Average cloud cover in September: 53
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is June (Cloud cover 45).
Average visibility in September
Glommersträsk, Sweden
- Average visibility in September: 8km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January and February (5km).
