Reykjavík Weather Records

Reykjavík, Iceland weather averages and records from 1949–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Reykjavík, Iceland was 25.7 °C which occurred on July 30, 2008.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Reykjavík, Iceland was -19.7 °C which occurred on January 30, 1971.
Lowest Temperatures: All-Time By Year
Reykjavík Weather by Month
Averages based on the years 1991–2020
Month Average (°C) Record (°C) Average (cm)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 3.2 -1.7 10.7 -19.7 8.4
February 3.3 -2.0 10.2 -17.6 8.9
March 4.1 -1.3 13.0 -16.4 8.3
April 6.9 0.9 17.1 -16.4 5.4
May 10.1 3.9 20.6 -7.7 4.9
June 13.0 7.2 22.4 -0.7 4.2
July 14.8 9.1 25.7 1.4 5.0
August 14.1 8.7 24.8 -0.4 6.6
September 11.4 6.3 18.5 -4.4 8.5
October 7.5 2.5 15.7 -10.6 8.1
November 4.7 -0.1 12.6 -15.1 8.6
December 3.3 -1.7 12.0 -16.8 9.9
Entire year 8.0 2.7 25.7 -19.7 86.8
More Reykjavík Weather Records
1949–2024
Highest daily low 18.2 °C July 31, 1980
Lowest daily high -12.7 °C December 18, 1973
Greatest daily range
(Difference of high and low)
18.7 °C January 12, 1949
Greatest difference in daily high
over two conscutive days
14.2 °C Mar 5–6, 1969
Most daily precipitation 5.5 cm December 29, 2012
Most monthly precipitation 26.0 cm November 1993
Most yearly precipitation 112.5 cm 2007
Most yearly days with precipitation 255 1989
Earliest freeze August 2 2023
Earliest day ≥ 20 °C May 14 1960
Latest freeze June 7 1997
Latest day ≥ 20 °C August 25 2015
Most days in a year < 0 °C 165 1979
Most days in a year ≥ 20 °C 7 2008
Most days in a year ≥ 25 °C 1 2008
Reykjavík Weather Streaks
Most consecutive days...
With precipitation 48 days Oct 10 – Nov 26, 1978
Without precipitation 31 days Jan 10 – Feb 9, 1977
Freezing temperatures
High temperature ≤ 0 °C
21 days Jan 5–25, 1956
High temperature ≥ 20 °C 5 days Jul 29 – Aug 2, 2008
Plant Hardiness Zone
8A
Reykjavík is in plant hardiness zone 8A
based on average yearly minimum temperature from 1991–2020
Reykjavík Weather by Year
More Reykjavík Weather
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Weather Station Details
Years Station Coordinates
1949–2024 Reykjavik location