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Monthly climate in Graiguenamanagh, Leinster, Ireland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Graiguenamanagh features a oceanic climate (Cfb).Temperatures typically range between 6 °C (42 °F) and 16 °C (61 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 28 °C (82 °F).The average annual precipitation amounts to about 926 mm (36.5 inches) and receives 149 rainy days on the 1 mm (0.04 inches) threshold annually.Graiguenamanagh enjoys an average of 3122 hours of sunshine throughout the year, and daylight varies from 7 hours 42 minutes to 16 hours 44 minutes per day.

Monthly average temperatures in Graiguenamanagh, Leinster, Ireland §

The warmest months in Graiguenamanagh are June, July and August, with daily mean temperatures ranging from 14 to 16 °C (58 - 61 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 6 to 7 °C (42 - 44 °F) throughout the day. On average each year, Graiguenamanagh experiences 2 days above 25 °C (77.0 °F) and 23 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Graiguenamanagh, 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)		 17°C
(62°F)		 20°C
(68°F)		 23°C
(73°F)		 28°C
(82°F)		 27°C
(81°F)		 24°C
(76°F)		 25°C
(77°F)		 18°C
(65°F)		 15°C
(59°F)		 14°C
(57°F)
Mean maximum 12°C
(54°F)		 13°C
(55°F)		 15°C
(59°F)		 17°C
(63°F)		 20°C
(69°F)		 23°C
(73°F)		 24°C
(76°F)		 23°C
(73°F)		 21°C
(71°F)		 17°C
(63°F)		 14°C
(58°F)		 13°C
(55°F)
Average high 8°C
(47°F)		 9°C
(48°F)		 10°C
(50°F)		 12°C
(54°F)		 15°C
(59°F)		 18°C
(64°F)		 20°C
(68°F)		 19°C
(66°F)		 17°C
(63°F)		 13°C
(56°F)		 10°C
(51°F)		 9°C
(48°F)
Daily mean 6°C
(42°F)		 6°C
(44°F)		 7°C
(44°F)		 9°C
(48°F)		 11°C
(53°F)		 14°C
(58°F)		 16°C
(61°F)		 15°C
(60°F)		 13°C
(56°F)		 11°C
(51°F)		 8°C
(46°F)		 7°C
(44°F)
Average low 3°C
(38°F)		 4°C
(39°F)		 3°C
(38°F)		 5°C
(41°F)		 7°C
(45°F)		 10°C
(51°F)		 12°C
(55°F)		 12°C
(54°F)		 10°C
(50°F)		 8°C
(46°F)		 5°C
(41°F)		 4°C
(40°F)
Mean minimum -3°C
(27°F)		 -2°C
(28°F)		 -2°C
(29°F)		 -2°C
(29°F)		 1°C
(34°F)		 6°C
(43°F)		 8°C
(46°F)		 7°C
(45°F)		 3°C
(38°F)		 1°C
(34°F)		 -1°C
(30°F)		 -2°C
(29°F)
Minimum -5°C
(24°F)		 -4°C
(25°F)		 -7°C
(20°F)		 -3°C
(27°F)		 -2°C
(29°F)		 5°C
(41°F)		 6°C
(42°F)		 6°C
(42°F)		 0°C
(33°F)		 -2°C
(28°F)		 -3°C
(27°F)		 -5°C
(24°F)

Compare climate in Graiguenamanagh with other places

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

Monthly average precipitation in Graiguenamanagh, Leinster, Ireland §

Graiguenamanagh usually has the most precipitation in August, November and December, with an average of 13 rainy days and 99 mm (3.9 inches) of precipitation per month.The driest months in Graiguenamanagh are January, July and September. On average, 58 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Graiguenamanagh, 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) 48 (1.9) 92 (3.6) 79 (3.1) 65 (2.6) 65 (2.5) 67 (2.7) 62 (2.4) 96 (3.8) 64 (2.5) 89 (3.5) 97 (3.8) 103 (4.0)
Average precipitation days (≥ 1 mm) 10 15 15 11 10 12 11 14 11 13 14 13

Monthly sunshine hours in Graiguenamanagh, Leinster, Ireland §

The sunniest months in Graiguenamanagh are May, June and July, when the sun shines an average of 13 hours 6 minutes a day.Least sunny months in Graiguenamanagh: January, November and December receive an average of 3 hours 40 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Graiguenamanagh, 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 92 149 206 310 400 397 408 358 307 245 135 109
Mean daily daylight hours 8h 14m 9h 53m 11h 54m 13h 58m 15h 47m 16h 44m 16h 14m 14h 36m 12h 36m 10h 33m 8h 42m 7h 42m

Solar UV radiation in Graiguenamanagh, Leinster, Ireland §

Graiguenamanagh 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 Graiguenamanagh UV Index data.

Average daily maximum UV levels by month for Graiguenamanagh, 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 4 2 1