Dublin Weather Records

Dublin, Ireland weather averages and records from 1867–2024 based on data made available by the NOAA.
All-Time Recorded High
The highest temperature ever recorded in Dublin, Ireland was 33.5 °C which occurred on July 16, 1876.
Highest Temperatures: All-Time By Year
All-Time Recorded Low
The lowest temperature ever recorded in Dublin, Ireland was -13.8 °C which occurred on December 31, 1961.
Lowest Temperatures: All-Time By Year
Dublin Weather by Month
Averages based on the years 1991–2020
Month Average (°C) Record (°C) Average (cm)
High ☀️ Low 🌙 High ☀️ Low 🌙 Precipitation 💧
January 8.4 2.1 17.0 -13.4 6.4
February 9.0 2.1 18.1 -8.7 5.6
March 10.8 3.2 23.4 -8.3 5.4
April 13.0 4.5 22.9 -4.7 5.7
May 15.9 6.9 26.7 -3.0 5.8
June 18.6 9.6 28.9 -0.3 6.0
July 20.3 11.7 33.5 1.7 5.3
August 20.0 11.4 30.6 0.6 6.9
September 17.8 9.4 28.7 -0.1 6.0
October 14.3 7.0 24.2 -3.5 7.6
November 10.8 4.1 19.4 -8.4 8.8
December 8.9 2.6 17.2 -13.8 7.6
Entire year 14.1 6.3 33.5 -13.8 77.1
More Dublin Weather Records
1867–2024
Highest daily low 19.2 °C June 20, 1876
Lowest daily high -4.7 °C December 24, 2010
Greatest daily range
(Difference of high and low)
28.6 °C July 16, 1876
Greatest difference in daily high
over two conscutive days
12.9 °C Aug 28–29, 1869
Most daily precipitation 8.5 cm August 25, 1986
Most monthly precipitation 23.1 cm December 1978
Most yearly precipitation 108.3 cm 1958
Most yearly days with precipitation 263 1979
Earliest freeze September 15 1903
Earliest day ≥ 20 °C March 9 1948
Earliest day ≥ 25 °C May 14 1875
Latest freeze June 1 1962
Latest day ≥ 20 °C October 22 1996
Latest day ≥ 25 °C September 17 2003
Most days in a year < 0 °C 82 1979
Most days in a year ≥ 20 °C 90 1870
Most days in a year ≥ 25 °C 23 1868
Most days in a year ≥ 30 °C 1 2022
Dublin Weather Streaks
Most consecutive days...
With precipitation 49 days Feb 6 – Mar 26, 1937
Without precipitation 32 days Aug 3 – Sep 3, 1947
Freezing temperatures
High temperature ≤ 0 °C
3 days Dec 31, 1961 – Jan 2, 1962
High temperature ≥ 20 °C 35 days Jul 18 – Aug 21, 1870
High temperature ≥ 25 °C 7 days Jul 17–23, 1878
Plant Hardiness Zone
9A
Dublin is in plant hardiness zone 9A
based on average yearly minimum temperature from 1991–2020
Dublin Weather by Year
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Weather Station Details
Years Station Coordinates
1867–2024 Dublin Phoenix Park location