Reykjavik Weather in March
In March, Reykjavik averages a high of 4°C (39°F) and a low of -2°C (29°F), from 56 years of daily records (1971–2026).
4°C
Average high
39°F
-2°C
Average low
29°F
12°C
Record high
54°F · March 21, 2005
-15°C
Record low
5°F · March 7, 1998
What March Is Like in Reykjavik
- March in Reykjavik has become 1.0°C (1.7°F) warmer on average: the 2012–2026 average against 1970–1989.
- On average, 19 nights in March drop below freezing.
- The warmest March in the record was 2004; the coldest was 1979.
At least 1 mm of rain falls on 48% of March days, and the month averages 84 mm in total.
Warmest: 2004 (6.6°C)Latest: 2026 (3.1°C)10-year averageLong-run average (3.6°C)
Look Up a Day in March
See the weather in Reykjavik on any March date, year by year.
Source: NOAA GHCN-Daily, Reykjavik (1971–2026); Reykjavik (2006–2025). Averages cover 1971–2026. How we compute this