Oslo, Norway skyline

Oslo Weather in April

Typical April weather in Oslo, Norway, based on 2006–2025 climate averages.

In April, Oslo averages a high of 10.5°C (50.9°F) and a low of 1.4°C (34.5°F), with about 8 rainy days (50 mm of rain) and 10.2 hours of sunshine a day.

Avg high

10.5°C (50.9°F)

Avg low

1.4°C (34.5°F)

Rainfall

50 mm (2 in)

Rainy days

8 days

Sunshine

10.2 h / day

Humidity

71%

April vs the rest of the year

Here is how every month in Oslo stacks up against April — the driest month for rain.

MonthAvg highvs AprilRainRainy days
January-1.4°C (29.5°F)−11.9°C (−21.4°F)76 mm12
February-0.1°C (31.8°F)−10.6°C (−19.1°F)60 mm10
March4.5°C (40.1°F)−6°C (−10.8°F)53 mm8
April10.5°C (50.9°F)—50 mm8
May15.9°C (60.6°F)+5.4°C (+9.7°F)79 mm12
June20°C (68°F)+9.5°C (+17.1°F)94 mm12
July21.6°C (70.9°F)+11.1°C (+20°F)121 mm14
August19.7°C (67.5°F)+9.2°C (+16.6°F)114 mm15
September15.9°C (60.6°F)+5.4°C (+9.7°F)91 mm11
October9.5°C (49.1°F)−1°C (−1.8°F)92 mm12
November4.3°C (39.7°F)−6.2°C (−11.2°F)83 mm12
December0.2°C (32.4°F)−10.3°C (−18.5°F)71 mm12

What April feels like in Oslo

April is mid-spring in Oslo. Days are chilly rather than freezing, and walking is comfortable with a proper jacket. Evenings bring a clear drop in temperature, and nights are cold. Moisture in the air gives the cold a damp edge.

Rain in Oslo in April

Expect a mix of dry and wet days, with rain about one day in 4. Wet days average about 6.3 mm (0.2 in), enough to soak you without an umbrella. That is close to Oslo's typical rain per wet day for the whole year (about 7.1 mm). April is Oslo's driest month of the year.

Daylight and sunshine in April

In mid-April, sunrise is at about 6:03 am and sunset at about 8:31 pm (local time) — 14 h 28 min of daylight. Since mid-March the day has gained 2 h 49 min. About 71% of daylight hours are sunny; in short, there are plenty of bright spells.

How April compares to the rest of the year

April is the 6th warmest month of the year in Oslo. Afternoons run 6°C (10.8°F) warmer than in March, with 3 mm less rain. The warm-up continues into May. The next month's average high: 15.9°C (60.6°F).

Who April suits

  • Sightseeing: a good fit — daytime temperatures are fine for walking around.
  • Parks & outdoor: less ideal — too cool to sit outside for long.
  • Beach: less ideal — the sea air is too cool.
  • Hiking: less ideal — trails are cool.

Tips for visiting Oslo in April

Versatile Layers

Pack pieces you can take off by noon and put back on at dusk.

Rain Protection

A packable rain jacket saves the day on showery afternoons.

Warm Layers

A proper winter coat, with gloves and a hat for early starts.

Sunglasses

Frequent sunshine — sunglasses and a light hat.

Quick questions

How warm is Oslo in April?

Expect around 10.5°C (50.9°F) in the afternoon and 1.4°C (34.5°F) at night, which most visitors would call chilly.

Does it rain a lot in Oslo in April?

Yes, fairly — rain falls about one day in 4 and totals about 50 mm, so an umbrella is worth carrying.

What should I wear in Oslo in April?

The numbers point to versatile layers, rain protection, warm layers and sunglasses. Add a layer for after dark.

Is April or May better for visiting Oslo?

On our 12-month climate ranking, May comes out ahead (#5 of 12 vs #6). May is warmer and has more rainy days.

Is April a good time to visit Oslo?

Fair

Fair — chilly days, some rainy days (about 8), plenty of sunshine (10.2 h a day). Within Oslo's own year, April ranks #6 of 12.

April in other Norway cities

Warmer or drier places in April

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Oslo weather by month.