Weather in Iceland in March

March in Iceland is deep winter. Days are short. The outdoor plan is a window in the middle of the day or not at all.

A country pin in March is a warning: one region of Iceland will not match another. Use a city page if you already know where you are going. Compared with July and February, March sits in the middle of Iceland's year.

Iceland
Average temp
0°C

-3–4°C

Rainfall
50 mm

Not much rain

Sunshine
2.5 h

hours per day

What to expect

Daytime

Days in Iceland in March are about getting between indoor places. The cold is the story. Gloves are not a fashion choice.

A clear spell is for a short walk, then back in. Do not plan a long outdoor day as the default. Night falls early and the cold deepens with it.

Rain

Mixed skies in Iceland in March. Dry days and wet days share the month. Outdoor plans need a backup, not a cancellation policy.

Pack a shell you will actually carry. The monthly table is the place for totals. This is the feel: usable, interrupted.

Evening

Evenings are cooler. A layer helps after sunset.

What to pack

  • A layer for cooler evenings

Average weather in Iceland

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

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FAQs about Iceland

Climate averages for Iceland, 1991–2020.

The best time to visit Iceland is between April and September, the most comfortable stretch of the year on these averages.

July is the hottest month, with an average around 12°C.

October is the wettest month, with about 78 mm of rain.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.