Oslo, Norway skyline

Oslo Weather in March

What March is usually like in Oslo, Norway — from 2006–2025 averages.

Expect Oslo to reach about 4.5°C (40.1°F) by day and -2.9°C (26.8°F) at night in March, with 8 rainy days bringing 53 mm and around 7.4 hours of sunshine each day.

Avg high

4.5°C (40.1°F)

Avg low

-2.9°C (26.8°F)

Rainfall

53 mm (2.1 in)

Rainy days

8 days

Sunshine

7.4 h / day

Humidity

79%

March vs the rest of the year

March is warmer than 4 of the other 11 months, and the 2nd driest month in Oslo.

MonthAvg highvs MarchRainRainy days
January-1.4°C (29.5°F)−5.9°C (−10.6°F)76 mm12
February-0.1°C (31.8°F)−4.6°C (−8.3°F)60 mm10
March4.5°C (40.1°F)—53 mm8
April10.5°C (50.9°F)+6°C (+10.8°F)50 mm8
May15.9°C (60.6°F)+11.4°C (+20.5°F)79 mm12
June20°C (68°F)+15.5°C (+27.9°F)94 mm12
July21.6°C (70.9°F)+17.1°C (+30.8°F)121 mm14
August19.7°C (67.5°F)+15.2°C (+27.4°F)114 mm15
September15.9°C (60.6°F)+11.4°C (+20.5°F)91 mm11
October9.5°C (49.1°F)+5°C (+9°F)92 mm12
November4.3°C (39.7°F)−0.2°C (−0.4°F)83 mm12
December0.2°C (32.4°F)−4.3°C (−7.7°F)71 mm12

What March feels like in Oslo

In Oslo, March brings early spring. It is cold outside for most of the day; indoor breaks come as a relief. The gap between afternoon and night is small, so nights hover around freezing, so frost is common and the temperature hardly changes after dark. Moisture in the air gives the cold a damp edge.

Rain in Oslo in March

Expect a mix of dry and wet days, with rain about one day in 4. Wet days average about 6.6 mm (0.3 in), enough to soak you without an umbrella. The yearly figure is similar, around 7.1 mm per wet day. It is among the three driest months of the year.

Daylight and sunshine in March

Mid-month, Oslo gets 11 h 40 min of daylight, from sunrise near 6:37 am to sunset near 6:16 pm. Since mid-February the day has gained 2 h 32 min. The sun is out for roughly 63% of those daylight hours, so there are plenty of bright spells.

How March compares to the rest of the year

March is the 5th coolest month of the year in Oslo. Against February, the average high is 4.6°C (8.3°F) higher, with 7 mm less rain. April continues the upward trend. By April, typical highs are 10.5°C (50.9°F).

Who March suits

  • Sightseeing: less ideal — it is cold for long walks.
  • 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.
  • Museums & indoor: a good choice — warm places to spend the coldest part of the day.

Tips for visiting Oslo in March

Rain Protection

A compact umbrella and a light waterproof jacket.

Warm Layers

Insulated layers and warm shoes for the cold hours.

Sunglasses

Frequent sunshine — sunglasses and a light hat.

Quick questions

How warm is Oslo in March?

Expect around 4.5°C (40.1°F) in the afternoon and -2.9°C (26.8°F) at night, which most visitors would call cold.

Does it rain a lot in Oslo in March?

Quite a lot — 53 mm spread over about 8 days.

What should I wear in Oslo in March?

Based on the averages: rain protection, warm layers and sunglasses. Evenings feel similar to the day, so the same clothes work from morning to night.

Is March or April better for visiting Oslo?

On our 12-month climate ranking, April comes out ahead (#6 of 12 vs #8). April is warmer.

Is March a good time to visit Oslo?

Poor

Poor — cold days, freezing nights, some rainy days (about 8). Within Oslo's own year, March ranks #8 of 12.

March in other Norway cities

Warmer places in March

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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.