Measurements:
°C
°F
Oslo
44°F
NW 2 mph
Feels like: 44°F
Precip: 100%
World Resorts Norway Oslo Weather September Weather in Oslo

Oslo Weather: September

Average Day Temperature: 58.8°F
Average Night Temperature: 47.9°F
Sea Water Temperature: 60.7°F
Number of Sunny Days: 9 days
Sunshine Hours: 11.5 - 14.1 hours
Number of Rainy Days: 5 days
Precipitation Totals: 3.2 in

Air Temperature in September, °F

Select Year: 2023 2022 2021

The highest day temperature in September 2023 was 80°F. The lowest night temperature was 39°F. The average values for day and night temperatures during September were 65.1°F и 51.6°F respectivly.

Oslo Water Sea Temperature in September, °F

Select Year: 2023 2022 2021

The average sea surface temperature in September 2023 for Oslo was 62.6°F. The maximum and minimum values were 58.8°F and 66.8°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during September. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Oslo is 3.2 in.

Wind Speed in September, mph

The average wind speed in September is 5.8 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Oslo in September is 6.2 hours.

Best Time to Visit Oslo
The most sunny months:
July 11 days
May 11 days
June 11 days
The most warm months:
July 70.1 °F
August 66.9 °F
June 66.1 °F
Warmest sea temperature:
July 67.3 °F
August 66.7 °F
June 61.4 °F
The most cold months:
January 22.1 °F
December 25.7 °F
February 26.3 °F
The most rainy months:
August 7 days
May 6 days
June 6 days
The most windy months:
May 6 mph
April 6 mph
June 6 mph

Oslo on the Weather Map

Norway Resorts:
NAME
Ålesund +38
Bergen +46
Flam +24
Hemsedal +30
Holmenkollen +40
Lillehammer +38
Oslo +44
Stavanger +36
Tromse +32
Trondheim +52
24 Hours Weather Forecast
Oslo
Local time: 16:17
25 apr, thursday
1800 44°F
NW
1 mph
2100 34°F
S
2 mph
26 apr, friday
0000 32°F
S
3 mph
0300 28°F
SW
3 mph
0600 32°F
SW
3 mph
0900 40°F
SW
4 mph
1200 40°F
SW
5 mph
1500 44°F
SW
7 mph