September weather forecastRusselv, Norway
September
Weather in September
The first month of the autumn, September, is also a frosty month in Russelv, Norway, with an average temperature fluctuating between 9.4°C (48.9°F) and 6.8°C (44.2°F).Temperature
Transitioning into September, Russelv records an average high-temperature of a chilly 9.4°C (48.9°F), almost identical to August's 12°C (53.6°F). Russelv, during September nights, observes a steady temperature, averaging at a still frosty 6.8°C (44.2°F).Humidity
The average relative humidity in September in Russelv is 81%.Rainfall
The months with the least rainfall are September and December Rain falls for 13.1 days and accumulates 33mm (1.3") of rain.Snowfall
January through June, September through December are months with snowfall. September is the first month it typically snows. Throughout September, in the average 1.3 snowfall days, it receives 17mm (0.67") of snow. In Russelv, Norway, during the entire year, snow falls for 96.3 days and aggregates up to 928mm (36.54") of snow.Daylight
In September, the average length of the day in Russelv is 13h and 25min.On the first day of the month, sunrise is at 04:35 and sunset at 20:06. On the last day of September, sunrise is at 06:35 and sunset at 17:46 CEST.
Sunshine
In Russelv, Norway, the average sunshine in September is 5.9h.UV index
In September, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during September translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Russelv, Norway
- Average high temperature in September: 9.4°C
The warmest month (with the highest average high temperature) is July (12.7°C).
The months with the lowest average high temperature are January and February (-2.3°C).
- Average low temperature in September: 6.8°C
The month with the highest average low temperature is July (9.1°C).
The coldest month (with the lowest average low temperature) is February (-5.8°C).
Average pressure in September
Russelv, Norway
- Average pressure in September: 1009mbar
The month with the highest atmospheric pressure is May (1013.8mbar).
The month with the lowest atmospheric pressure is December (1000.5mbar).
Average wind speed in September
Russelv, Norway
- Average wind speed in September: 19km/h
The windiest month (with the highest average wind speed) is March (25.3km/h).
The calmest month (with the lowest average wind speed) is July (15.4km/h).
Average humidity in September
Russelv, Norway
- Average humidity in September: 81%
The months with the highest relative humidity are April and May (83%).
The months with the lowest relative humidity are March and June (79%).
Average rainfall in September
Russelv, Norway
- Average rainfall in September: 33mm
The wettest month (with the highest rainfall) is March (47mm).
The driest months (with the least rainfall) are September and December (33mm).
Average rainfall days in September
Russelv, Norway
- Average rainfall days in September: 13.1 days
The month with the highest number of rainy days is June (18.5 days).
The month with the least rainy days is February (4.6 days).
Average snowfall in September
Russelv, Norway
- Average snowfall in September: 17mm
The month with the highest snowfall is March (145mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in September
Russelv, Norway
- Average snowfall days in September: 1.3 days
The month with the highest number of snowfall days is March (16.8 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Russelv, Norway
- Average daylight in September: 13h and 24min
The month with the longest days is August (Average daylight: 18h and 30min).
The months with the shortest days are June and December (Average daylight: 0h and 0min).
- Average sunshine in September: 5h and 54min
The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is December (Average sunshine: 0h and 18min).
Average sunshine days in September
Russelv, Norway
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is January (14.8 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in September
Russelv, Norway
- Average UV index in September: 2
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February, March, October and November (UV index 1).
Average cloud cover in September
Russelv, Norway
- Average cloud cover in September: 60
The month with the most cloud cover is March (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 59).
Average visibility in September
Russelv, Norway
- Average visibility in September: 9km
The months with the highest visibility are January, February, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are March and April (8km).





