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
In September, the average high-temperature marginally decreases from a refreshing 14.1°C (57.4°F) in August to a cool 11.1°C (52°F). Røsvik documents an average low-temperature of 8.1°C (46.6°F) for the nights of September.Humidity
In Røsvik, the average relative humidity in September is 78%.Rainfall
In Røsvik, in September, during 17.5 rainfall days, 73mm (2.87") of precipitation is typically accumulated. In Røsvik, during the entire year, the rain falls for 164.8 days and collects up to 809mm (31.85") of precipitation.Snowfall
July through September are months without snowfall.Daylight
In September, the average length of the day in Røsvik is 13h and 11min.On the first day of September in Røsvik, sunrise is at 05:29 and sunset at 20:26. On the last day of the month, sunrise is at 07:08 and sunset at 18:27 CEST.
Sunshine
The average sunshine in September is 6.2h.UV index
In September, the average daily maximum UV index in Røsvik is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 2 during September translates into the following guidance:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Røsvik?
What is the average humidity in September in Røsvik?
How many days does it rain in September in Røsvik?
When it does not snow in Røsvik?
Does it snow in Røsvik in September?
What is the average length of the day in September in Røsvik?
When is the sunrise / sunset in September in Røsvik?
How long on average sun shines in September in Røsvik?
How high is the UV index in September in Røsvik?
Average temperature in September
Røsvik, Norway
- Average high temperature in September: 11.1°C
The warmest month (with the highest average high temperature) is August (14.1°C).
The month with the lowest average high temperature is February (-1.1°C).
- Average low temperature in September: 8.1°C
The months with the highest average low temperature are July and August (10.3°C).
The coldest month (with the lowest average low temperature) is February (-4.4°C).
Average pressure in September
Røsvik, Norway
- Average pressure in September: 1009.1mbar
The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1001.8mbar).
Average wind speed in September
Røsvik, Norway
- Average wind speed in September: 17.1km/h
The windiest month (with the highest average wind speed) is January (24.2km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Røsvik, Norway
- Average humidity in September: 78%
The month with the highest relative humidity is April (81%).
The month with the lowest relative humidity is October (75%).
Average rainfall in September
Røsvik, Norway
- Average rainfall in September: 73mm
The wettest month (with the highest rainfall) is March (88mm).
The driest month (with the least rainfall) is May (53mm).
Average rainfall days in September
Røsvik, Norway
- Average rainfall days in September: 17.5 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in September
Røsvik, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is March (228mm).
The months with the least snowfall are July, August and September (0mm).
Average snowfall days in September
Røsvik, Norway
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is March (15.4 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in September /
Average sunshine in September
Røsvik, Norway
- Average daylight in September: 13h and 1min
The month with the longest days is May (Average daylight: 18h and 54min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is May (Average sunshine: 8h and 54min).
The month with the least sunshine is June (Average sunshine: 0h and 36min).
Average sunshine days in September
Røsvik, Norway
- Average sunshine days in September: 10.9 days
The month with the most sunshine days is January (14.5 days).
The month with the least sunshine days is April (9.2 days).
Average UV index in September
Røsvik, Norway
- Average UV index in September: 2
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are February and December (UV index 1).
Average cloud cover in September
Røsvik, Norway
- Average cloud cover in September: 58
The month with the most cloud cover is March (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 53).
Average visibility in September
Røsvik, Norway
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (9km).
Røsvik, Norway
Weather forecast for your location
2. Allow the app to use your location