Reykjavik, Iceland skyline

Reykjavik Weather in March

The usual March conditions in Reykjavik, Iceland, drawn from 2006–2025 records.

Reykjavik in March: highs near 3.1°C (37.6°F), lows near -1.7°C (28.9°F), roughly 17 rainy days adding up to 124 mm, and 6.4 hours of sunshine on an average day.

Avg high

3.1°C (37.6°F)

Avg low

-1.7°C (28.9°F)

Rainfall

124 mm (4.9 in)

Rainy days

17 days

Sunshine

6.4 h / day

Humidity

78%

March vs the rest of the year

8 of the other 11 months are warmer than March in Reykjavik; for rain it is the 6th wettest month.

MonthAvg highvs MarchRainRainy days
January1.6°C (34.9°F)−1.5°C (−2.7°F)147 mm19
February2.1°C (35.8°F)−1°C (−1.8°F)137 mm17
March3.1°C (37.6°F)—124 mm17
April6.1°C (43°F)+3°C (+5.4°F)118 mm17
May9.3°C (48.7°F)+6.2°C (+11.2°F)102 mm17
June12.2°C (54°F)+9.1°C (+16.4°F)84 mm15
July14.1°C (57.4°F)+11°C (+19.8°F)85 mm15
August13.4°C (56.1°F)+10.3°C (+18.5°F)102 mm15
September10.4°C (50.7°F)+7.3°C (+13.1°F)152 mm19
October6.4°C (43.5°F)+3.3°C (+5.9°F)143 mm17
November3.6°C (38.5°F)+0.5°C (+0.9°F)119 mm16
December1.5°C (34.7°F)−1.6°C (−2.9°F)130 mm17

What March feels like in Reykjavik

For Reykjavik, March is early spring on the calendar. Daytime temperatures stay cold, and a warm coat is needed even in the middle of the day. There is little difference between day and night: nights hover around freezing, so frost is common, and evenings feel much like the afternoon. Moisture in the air gives the cold a damp edge.

Rain in Reykjavik in March

March is persistently wet here: some rain falls on about every other day. Each rainy day adds about 7.3 mm (0.3 in), a proper wetting rather than a sprinkle. Across the year Reykjavik averages about 7.2 mm per rainy day, so March is typical.

Daylight and sunshine in March

Mid-month, Reykjavik gets 11 h 35 min of daylight, from sunrise near 7:50 am to sunset near 7:25 pm. Since mid-February the day has gained 3 h 4 min. The sun is out for roughly 55% of those daylight hours, so sun and cloud share the day.

How March compares to the rest of the year

Ranked by average high, March comes out as the 4th coolest month in Reykjavik. Afternoons run 1°C (1.8°F) warmer than in February, with 12 mm less rain. The warm-up continues into April. The next month's average high: 6.1°C (43°F).

Who March suits

  • Sightseeing: less ideal — rain falls on more than half the days.
  • 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 — with rain on most days, galleries and museums make easy plans.

Tips for visiting Reykjavik in March

Rain Protection

A compact umbrella and a light waterproof jacket.

Warm Layers

A warm jacket, a hat and gloves for cold mornings and evenings.

Quick questions

How warm is Reykjavik in March?

It feels cold: typical highs are 3.1°C (37.6°F), with lows near -1.7°C (28.9°F).

Does it rain a lot in Reykjavik in March?

Quite a lot — 124 mm spread over about 17 days.

What should I wear in Reykjavik in March?

Pack rain protection and warm layers. There is little need to change for the evening.

Is March or April better for visiting Reykjavik?

April, clearly: it ranks #5 of 12 among Reykjavik's months, against #8 for the other. April is warmer.

Is March a good time to visit Reykjavik?

Poor

Poor — cold days, freezing nights, rain on most days (about 17). Within Reykjavik's own year, March ranks #8 of 12.

Warmer or drier 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 Reykjavik weather by month.