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Monthly climate in Dundrum, Leinster, Ireland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Dundrum features a oceanic climate (Cfb).Temperatures typically range between 5 °C (42 °F) and 16 °C (60 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 25 °C (77 °F).The average annual precipitation amounts to about 943 mm (37.1 inches) and receives 166 rainy days on the 1 mm (0.04 inches) threshold annually.Dundrum enjoys an average of 2971 hours of sunshine throughout the year, and daylight varies from 7 hours 34 minutes to 16 hours 53 minutes per day.

Monthly average temperatures in Dundrum, Leinster, Ireland §

The warmest months in Dundrum are June, July and August, with daily mean temperatures ranging from 14 to 16 °C (57 - 60 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 6 °C (42 - 44 °F) throughout the day. On average each year, Dundrum experiences 0 days above 25 °C (77.0 °F) and 8 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Dundrum, Leinster, Ireland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 13°C
(56°F)		 14°C
(58°F)		 16°C
(61°F)		 19°C
(66°F)		 21°C
(71°F)		 24°C
(75°F)		 25°C
(77°F)		 23°C
(73°F)		 22°C
(72°F)		 18°C
(65°F)		 15°C
(59°F)		 13°C
(56°F)
Mean maximum 12°C
(53°F)		 12°C
(55°F)		 14°C
(58°F)		 16°C
(62°F)		 19°C
(67°F)		 21°C
(70°F)		 23°C
(74°F)		 21°C
(71°F)		 21°C
(69°F)		 17°C
(63°F)		 14°C
(57°F)		 12°C
(55°F)
Average high 8°C
(46°F)		 8°C
(47°F)		 9°C
(49°F)		 11°C
(52°F)		 14°C
(58°F)		 17°C
(63°F)		 19°C
(66°F)		 18°C
(64°F)		 16°C
(62°F)		 13°C
(56°F)		 10°C
(50°F)		 8°C
(47°F)
Daily mean 5°C
(42°F)		 6°C
(43°F)		 7°C
(44°F)		 8°C
(47°F)		 11°C
(52°F)		 14°C
(57°F)		 16°C
(60°F)		 15°C
(60°F)		 13°C
(56°F)		 11°C
(51°F)		 8°C
(46°F)		 6°C
(44°F)
Average low 3°C
(38°F)		 4°C
(39°F)		 4°C
(39°F)		 5°C
(42°F)		 8°C
(46°F)		 11°C
(51°F)		 13°C
(55°F)		 12°C
(55°F)		 11°C
(51°F)		 8°C
(47°F)		 6°C
(43°F)		 4°C
(40°F)
Mean minimum -1°C
(30°F)		 -1°C
(31°F)		 -1°C
(31°F)		 0°C
(33°F)		 2°C
(36°F)		 7°C
(44°F)		 9°C
(49°F)		 9°C
(48°F)		 6°C
(42°F)		 3°C
(38°F)		 1°C
(34°F)		 0°C
(32°F)
Minimum -3°C
(26°F)		 -2°C
(29°F)		 -5°C
(24°F)		 -2°C
(29°F)		 0°C
(32°F)		 6°C
(42°F)		 8°C
(46°F)		 7°C
(45°F)		 3°C
(38°F)		 1°C
(35°F)		 -0°C
(32°F)		 -2°C
(28°F)

Compare climate in Dundrum with other places

Compare temperature, precipitation, sunshine, UV index in Dundrum, Leinster, Ireland with other places around the world.

Monthly average precipitation in Dundrum, Leinster, Ireland §

Dundrum usually has the most precipitation in August, November and December, with an average of 15 rainy days and 96 mm (3.8 inches) of precipitation per month.The driest months in Dundrum are January, April and May. On average, 60 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Dundrum, Leinster, Ireland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 57 (2.2) 80 (3.1) 81 (3.2) 52 (2.0) 72 (2.8) 75 (3.0) 80 (3.2) 95 (3.8) 73 (2.9) 87 (3.4) 97 (3.8) 94 (3.7)
Average precipitation days (≥ 1 mm) 10 14 15 11 14 15 14 16 14 14 14 15

Monthly sunshine hours in Dundrum, Leinster, Ireland §

The sunniest months in Dundrum are May, June and July, when the sun shines an average of 12 hours 37 minutes a day.Least sunny months in Dundrum: January, November and December receive an average of 3 hours 14 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Dundrum, Leinster, Ireland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 83 146 191 311 390 385 385 338 293 230 120 95
Mean daily daylight hours 8h 7m 9h 49m 11h 54m 14h 2m 15h 54m 16h 53m 16h 22m 14h 40m 12h 37m 10h 30m 8h 36m 7h 34m

Solar UV radiation in Dundrum, Leinster, Ireland §

Dundrum experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 7 - 8, which corresponds to the High / Very High category of sun exposure.January, February and December are in the Low exposure category. In these months, the maximum values of the UV index do not exceed 2. For more detailed information, check out our hourly Dundrum UV Index data.

Average daily maximum UV levels by month for Dundrum, Leinster, Ireland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 2 4 5 7 8 8 7 5 3 2 1