Oslo weather in April 2026

Expect daytime maximum temperatures of 46°F in Oslo, Norway in April based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 1.8 inches of rainfall in the month.

  • 46°F maximum daytime temperature in April in Oslo46
    46°F max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in April in Oslo13
    13 days with some rainfall
  • 30°F minimum night-time temperature in April in Oslo30
    30°F min night temperature
  • 15 hours of daylight per day in April in Oslo15
    15 hours of daylight per day
  • No heat & humidity in April in Oslo0
    No heat & humidity
  • 1.8 inches monthly rainfall in April in Oslo1.8
    1.8 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in April in Oslo3
    3 (Moderate) UV index
  • 37°F sea temperature in April in Oslo37
    37°F sea temperature

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The April weather guide for Norway (Oslo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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More about Norway

How warm is it in Oslo in April?

Daytime temperatures usually reach 46°F in Oslo in April, falling to 30°F at night.

How sunny is it in Oslo in April?

There are normally 6 hours of bright sunshine each day in Oslo in April - that's 39% of daylight hours.

How warm is the sea around Oslo in April?

The average sea temperature around Oslo in April is 37°F.

Does it rain in Oslo in April?

There are usually 13 days with some rain in Oslo in April and the average monthly rainfall is 1.8 inches.

Oslo April sunrise & sunset times

Browse the sunrise and sunset times for Oslo in April 2026. Select a month to view Oslo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st April 2026 05:43 19:01
Wednesday, 15th April 2026 05:01 19:35
Thursday, 30th April 2026 04:18 20:12

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