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Monthly climate in Wicklow, Leinster, Ireland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Wicklow features a oceanic climate (Cfb).Temperatures typically range between 6 °C (44 °F) and 15 °C (60 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 20 °C (69 °F).The average annual precipitation amounts to about 1086 mm (42.7 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually.Wicklow enjoys an average of 3123 hours of sunshine throughout the year, and daylight varies from 7 hours 38 minutes to 16 hours 49 minutes per day.

Monthly average temperatures in Wicklow, Leinster, Ireland §

The warmest months in Wicklow are July, August and September, with daily mean temperatures ranging from 14 to 15 °C (57 - 60 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 6 to 7 °C (44 - 45 °F) throughout the day. On average each year, Wicklow experiences 0 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Wicklow, 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
(55°F)		 13°C
(56°F)		 12°C
(54°F)		 15°C
(59°F)		 17°C
(63°F)		 19°C
(66°F)		 20°C
(68°F)		 20°C
(69°F)		 20°C
(68°F)		 17°C
(63°F)		 15°C
(59°F)		 13°C
(56°F)
Mean maximum 11°C
(53°F)		 11°C
(53°F)		 12°C
(53°F)		 13°C
(55°F)		 16°C
(61°F)		 17°C
(63°F)		 19°C
(67°F)		 19°C
(66°F)		 19°C
(66°F)		 16°C
(61°F)		 14°C
(57°F)		 12°C
(54°F)
Average high 8°C
(47°F)		 8°C
(47°F)		 9°C
(48°F)		 10°C
(50°F)		 12°C
(54°F)		 15°C
(59°F)		 17°C
(62°F)		 17°C
(62°F)		 16°C
(60°F)		 13°C
(56°F)		 10°C
(51°F)		 9°C
(48°F)
Daily mean 6°C
(44°F)		 7°C
(44°F)		 7°C
(45°F)		 8°C
(47°F)		 11°C
(51°F)		 13°C
(56°F)		 15°C
(59°F)		 15°C
(60°F)		 14°C
(57°F)		 12°C
(53°F)		 9°C
(48°F)		 7°C
(46°F)
Average low 5°C
(41°F)		 5°C
(41°F)		 5°C
(41°F)		 6°C
(44°F)		 9°C
(48°F)		 11°C
(53°F)		 13°C
(56°F)		 13°C
(57°F)		 12°C
(54°F)		 10°C
(50°F)		 7°C
(46°F)		 6°C
(43°F)
Mean minimum 2°C
(36°F)		 1°C
(35°F)		 1°C
(35°F)		 3°C
(38°F)		 5°C
(41°F)		 9°C
(48°F)		 11°C
(52°F)		 11°C
(52°F)		 8°C
(47°F)		 6°C
(44°F)		 4°C
(39°F)		 3°C
(37°F)
Minimum 0°C
(33°F)		 0°C
(33°F)		 -3°C
(26°F)		 1°C
(35°F)		 3°C
(38°F)		 8°C
(46°F)		 10°C
(50°F)		 10°C
(50°F)		 7°C
(44°F)		 4°C
(40°F)		 2°C
(37°F)		 1°C
(34°F)

Compare climate in Wicklow with other places

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

Monthly average precipitation in Wicklow, Leinster, Ireland §

Wicklow usually has the most precipitation in October, November and December, with an average of 16 rainy days and 122 mm (4.8 inches) of precipitation per month.The driest months in Wicklow are January, April and May. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Wicklow, 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) 71 (2.8) 98 (3.9) 92 (3.6) 52 (2.1) 67 (2.6) 76 (3.0) 79 (3.1) 102 (4.0) 84 (3.3) 108 (4.3) 136 (5.4) 121 (4.8)
Average precipitation days (≥ 1 mm) 11 16 15 11 12 13 13 15 14 16 19 15

Monthly sunshine hours in Wicklow, Leinster, Ireland §

The sunniest months in Wicklow are May, June and July, when the sun shines an average of 13 hours 10 minutes a day.Least sunny months in Wicklow: January, November and December receive an average of 3 hours 25 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Wicklow, 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 87 153 207 328 408 400 403 360 308 236 127 101
Mean daily daylight hours 8h 11m 9h 51m 11h 54m 14h 0m 15h 51m 16h 49m 16h 18m 14h 38m 12h 36m 10h 31m 8h 39m 7h 38m

Solar UV radiation in Wicklow, Leinster, Ireland §

Wicklow 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 Wicklow UV Index data.

Average daily maximum UV levels by month for Wicklow, 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