Measurements:
°C
°F
Oslo
34°F
SW 2 mph
Feels like: 34°F
Precip: 100%
World Resorts Norway Oslo Weather April Weather in Oslo

Oslo Weather: April

Average Day Temperature: 46.1°F
Average Night Temperature: 34.1°F
Sea Water Temperature: 41.2°F
Number of Sunny Days: 10 days
Sunshine Hours: 13.3 - 15.9 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.5 in

Air Temperature in April, °F

Select Year: 2025 2024 2023

The highest day temperature in April 2025 was 66°F. The lowest night temperature was 30°F. The average values for day and night temperatures during April were 55.1°F и 38.9°F respectivly.

Oslo Water Sea Temperature in April, °F

Select Year: 2025 2024 2023

The average sea surface temperature in April 2025 for Oslo was 45.7°F. The maximum and minimum values were 39.6°F and 49.6°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in April, in

Precipitation total in April for Oslo is 1.5 in. It makes april one of the least rainy months of the year.

Wind Speed in April, mph

The average wind speed in April is 6.0 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 April is 7.2 hours.

Best Time to Visit Oslo
The most sunny months:
June 11 days
May 11 days
July 11 days
The most warm months:
July 70.4 °F
August 67.1 °F
June 66.3 °F
Warmest sea temperature:
July 67.4 °F
August 66.8 °F
June 61.5 °F
The most cold months:
January 22.3 °F
December 26.1 °F
February 26.5 °F
The most rainy months:
May 6 days
August 6 days
July 6 days
The most windy months:
May 6 mph
June 6 mph
April 6 mph

Oslo on the Weather Map

Norway Resorts:
NAME
Ålesund +42
Bergen +38
Flam +16
Hemsedal +24
Holmenkollen +34
Lillehammer +34
Oslo +34
Stavanger +46
Tromse +12
Trondheim +32
24 Hours Weather Forecast
Oslo
Local time: 12:07
05 dec, friday
1500 36°F
SW
2 mph
1800 34°F
SW
2 mph
2100 34°F
SW
4 mph
06 dec, saturday
0000 34°F
SW
6 mph
0300 34°F
SW
8 mph
0600 32°F
SW
7 mph
0900 32°F
SW
6 mph
1200 34°F
SW
5 mph