September weather forecastOppeid, Norway
September
Weather in September
The first month of the autumn, September, is still a cool month in Oppeid, Norway, with temperature in the range of an average high of 11.4°C (52.5°F) and an average low of 9.5°C (49.1°F).Temperature
Oppeid records an average high-temperature of a fresh 11.4°C (52.5°F) as September arrives, nearly mirroring the previous month's climate. Oppeid notes a steady average temperature of 9.5°C (49.1°F) during the nights of September.Humidity
The average relative humidity in September is 78%.Rainfall
In Oppeid, in September, it is raining for 18.8 days, with typically 68mm (2.68") of accumulated precipitation. In Oppeid, during the entire year, the rain falls for 178.2 days and collects up to 943mm (37.13") of precipitation.Snowfall
June through September are months without snowfall.Daylight
The average length of the day in September is 13h and 13min.On the first day of the month, sunrise is at 05:25 and sunset at 20:29. On the last day of September, sunrise is at 07:09 and sunset at 18:25 CEST.
Sunshine
In Oppeid, Norway, the average sunshine in September is 6.5h.UV index
In September, the average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 3 in September translates into the following instructions:
Proceed with care. Light skin individuals may be exposed to burns in fewer than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Oppeid, Norway
- Average high temperature in September: 11.4°C
The warmest month (with the highest average high temperature) is August (13.5°C).
The month with the lowest average high temperature is February (1.5°C).
- Average low temperature in September: 9.5°C
The month with the highest average low temperature is August (11.2°C).
The coldest month (with the lowest average low temperature) is February (-0.8°C).
Average pressure in September
Oppeid, Norway
- Average pressure in September: 1008.8mbar
The month with the highest atmospheric pressure is May (1013.9mbar).
The month with the lowest atmospheric pressure is December (1000.8mbar).
Average wind speed in September
Oppeid, Norway
- Average wind speed in September: 19.1km/h
The windiest month (with the highest average wind speed) is December (26km/h).
The calmest month (with the lowest average wind speed) is July (15.6km/h).
Average humidity in September
Oppeid, Norway
- Average humidity in September: 78%
The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is March (71%).
Average rainfall in September
Oppeid, Norway
- Average rainfall in September: 68mm
The wettest month (with the highest rainfall) is December (108mm).
The driest month (with the least rainfall) is July (50mm).
Average rainfall days in September
Oppeid, Norway
- Average rainfall days in September: 18.8 days
The month with the highest number of rainy days is October (19 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in September
Oppeid, Norway
- Average snowfall in September: 0mm
The month with the highest snowfall is January (241mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Oppeid, Norway
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is March (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Oppeid, Norway
- Average daylight in September: 13h and 12min
The month with the longest days is August (Average daylight: 17h and 24min).
The month with the shortest days is June (Average daylight: 0h and 0min).
- Average sunshine in September: 6h and 30min
The month with the most sunshine is August (Average sunshine: 8h and 42min).
The month with the least sunshine is December (Average sunshine: 0h and 30min).
Average sunshine days in September
Oppeid, Norway
- Average sunshine days in September: 9.3 days
The month with the most sunshine days is July (12.6 days).
The month with the least sunshine days is March (6.8 days).
Average UV index in September
Oppeid, Norway
- Average UV index in September: 3
The month with the highest UV index is July (UV index 4).
The months with the lowest UV index are February and November (UV index 1).
Average cloud cover in September
Oppeid, Norway
- Average cloud cover in September: 57
The month with the most cloud cover is March (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 53).
Average visibility in September
Oppeid, Norway
- Average visibility in September: 9km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January and March (8km).





