September weather forecastUtsira, Norway
September
Weather in September
September, the first month of the autumn in Utsira, is also a moderate month, with an average temperature varying between 14.4°C (57.9°F) and 13°C (55.4°F).Temperature
Utsira observes a minor difference in average high-temperatures between August's 16.1°C (61°F) and September's 14.4°C (57.9°F). During September, Utsira's nights hold steady with an average temperature of 13°C (55.4°F), barely dropping from the daytime highs.Humidity
The average relative humidity in September in Utsira is 79%.Rainfall
In September, the rain falls for 21.1 days. Throughout September, 113mm (4.45") of precipitation is accumulated. Throughout the year, there are 232.4 rainfall days, and 1179mm (46.42") of precipitation is accumulated.Snowfall
May through October are months without snowfall.Sea temperature
In Utsira, in September, the average water temperature is 14.7°C (58.5°F).Note: Dipping into 14.7°C (58.5°F) below 10°C (50°F) needs protective wear, or you'd face cold shock and breathing issues swiftly. Meanwhile, a slight swim around 13°C (55.4°F) feels cold to the bone.
Daylight
The average length of the day in September is 12h and 50min.On the first day of the month, sunrise is at 06:38 and sunset at 20:41. On the last day of September, sunrise is at 07:44 and sunset at 19:16 CEST.
Sunshine
In September, the average sunshine is 6h.UV index
In Utsira, the average daily maximum UV index in September is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In September, a daily UV index of 3 turns into the following recommendations:
Exercise prevention - Warding off sunburn is urged. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Utsira, Norway
- Average high temperature in September: 14.4°C
The warmest month (with the highest average high temperature) is August (16.1°C).
The month with the lowest average high temperature is February (4.8°C).
- Average low temperature in September: 13°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (3.3°C).
Average pressure in September
Utsira, Norway
- Average pressure in September: 1012.3mbar
The month with the highest atmospheric pressure is May (1015mbar).
The month with the lowest atmospheric pressure is December (1006.1mbar).
Average wind speed in September
Utsira, Norway
- Average wind speed in September: 25.1km/h
The windiest month (with the highest average wind speed) is January (33.2km/h).
The calmest month (with the lowest average wind speed) is July (21.1km/h).
Average humidity in September
Utsira, Norway
- Average humidity in September: 79%
The months with the highest relative humidity are June and July (82%).
The months with the lowest relative humidity are October and November (75%).
Average rainfall in September
Utsira, Norway
- Average rainfall in September: 113mm
The wettest month (with the highest rainfall) is October (144mm).
The driest month (with the least rainfall) is April (52mm).
Average rainfall days in September
Utsira, Norway
- Average rainfall days in September: 21.1 days
The month with the highest number of rainy days is December (23.5 days).
The month with the least rainy days is June (14 days).
Average snowfall in September
Utsira, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is March (34mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in September
Utsira, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in September
Utsira, Norway
- Average sea temperature in September: 14.7°C
The best month for swimming (with the highest average sea temperature) is August (16.2°C).
The coldest month (with the lowest average sea temperature) is March (4.9°C).
Average daylight in September /
Average sunshine in September
Utsira, Norway
- Average daylight in September: 12h and 48min
The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).
- Average sunshine in September: 6h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 6min).
Average sunshine days in September
Utsira, Norway
- Average sunshine days in September: 8 days
The month with the most sunshine days is June (13.7 days).
The month with the least sunshine days is December (3.8 days).
Average UV index in September
Utsira, 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, November and December (UV index 2).
Average cloud cover in September
Utsira, Norway
- Average cloud cover in September: 58
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is May (Cloud cover 47).
Average visibility in September
Utsira, Norway
- Average visibility in September: 10km
The months with the highest visibility are April, May, June, July, August and September (10km).
The months with the lowest visibility are January, February, March, October, November and December (9km).





