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
The initiation of September records an average high-temperature of a fresh 12.8°C (55°F), displaying a near consistency with the previous month. September nights in Rørvik cool to an average low-temperature of 10.5°C (50.9°F), a marginal decrease from its daytime equivalent.Humidity
In September, the average relative humidity is 77%.Rainfall
In Rørvik, Norway, during September, the rain falls for 19 days and regularly aggregates up to 82mm (3.23") of precipitation. In Rørvik, during the entire year, the rain falls for 189.9 days and collects up to 767mm (30.2") of precipitation.Snowfall
In Rørvik, snow does not fall in June through September.Sea temperature
In Rørvik, in September, the average water temperature is 12.6°C (54.7°F).Note: In 12.6°C (54.7°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health.
Daylight
In September, the average length of the day is 13h and 3min.On the first day of the month, sunrise is at 05:56 and sunset at 20:33. On the last day of September, in Rørvik, Norway, sunrise is at 07:23 and sunset at 18:46 CEST.
Sunshine
In Rørvik, the average sunshine in September is 6.6h.UV index
The average daily maximum UV index in September is 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The UV index of 3 during September translates into the following guidance:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Rørvik in September?
What is the average humidity in September in Rørvik?
How much does it rain in Rørvik in September?
When it does not snow in Rørvik?
Does it snow in Rørvik in September?
How cold is the water in September in Rørvik?
What is the average length of the day in September in Rørvik?
When are sunrise and sunset in September in Rørvik?
How long on average sun shines in September in Rørvik?
How high is the UV index in September in Rørvik?
Average temperature in September
Rørvik, Norway
- Average high temperature in September: 12.8°C
The warmest month (with the highest average high temperature) is August (15.3°C).
The month with the lowest average high temperature is February (1.8°C).
- Average low temperature in September: 10.5°C
The month with the highest average low temperature is August (12°C).
The coldest month (with the lowest average low temperature) is February (-1.2°C).
Average pressure in September
Rørvik, Norway
- Average pressure in September: 1009.9mbar
The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1002.2mbar).
Average wind speed in September
Rørvik, Norway
- Average wind speed in September: 21.8km/h
The windiest month (with the highest average wind speed) is January (30.4km/h).
The calmest month (with the lowest average wind speed) is July (16.3km/h).
Average humidity in September
Rørvik, Norway
- Average humidity in September: 77%
The month with the highest relative humidity is July (80%).
The months with the lowest relative humidity are May and October (75%).
Average rainfall in September
Rørvik, Norway
- Average rainfall in September: 82mm
The wettest month (with the highest rainfall) is December (85mm).
The driest month (with the least rainfall) is June (41mm).
Average rainfall days in September
Rørvik, Norway
- Average rainfall days in September: 19 days
The month with the highest number of rainy days is September (19 days).
The month with the least rainy days is February (10.6 days).
Average snowfall in September
Rørvik, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is March (95mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Rørvik, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average sea temperature in September
Rørvik, Norway
- Average sea temperature in September: 12.6°C
The best months for swimming (with the highest average sea temperature) are July and August (13.8°C).
The coldest month (with the lowest average sea temperature) is March (5.2°C).
Average daylight in September /
Average sunshine in September
Rørvik, Norway
- Average daylight in September: 13h and 1min
The month with the longest days is June (Average daylight: 21h and 30min).
The month with the shortest days is December (Average daylight: 4h and 0min).
- Average sunshine in September: 6h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).
Average sunshine days in September
Rørvik, Norway
- Average sunshine days in September: 9.6 days
The month with the most sunshine days is June (11.9 days).
The month with the least sunshine days is March (8.5 days).
Average UV index in September
Rørvik, Norway
- Average UV index in September: 3
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in September
Rørvik, Norway
- Average cloud cover in September: 55
The month with the most cloud cover is March (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 50).
Average visibility in September
Rørvik, Norway
- Average visibility in September: 10km
The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, May, November and December (9km).
