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Monthly climate in Cill Airne, Ireland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Cill Airne features a oceanic climate (Cfb). Temperatures typically range between 5 °C (42 °F) and 15 °C (59 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 28 °C (84 °F). The average annual precipitation amounts to about 1275 mm (50.2 inches) and receives 190 rainy days on the 1 mm (0.04 inches) threshold annually. Cill Airne enjoys an average of 2781 hours of sunshine throughout the year, and daylight varies from 7 hours 50 minutes to 16 hours 36 minutes per day.

Monthly average temperatures in Cill Airne, Ireland

The warmest months in Cill Airne are June, July and August, with daily mean temperatures ranging from 13 to 15 °C (56 - 59 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 5 to 6 °C (42 - 43 °F) throughout the day. On average each year, Cill Airne 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 Cill Airne. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(56°F)		14°C
(57°F)		17°C
(63°F)		20°C
(68°F)		24°C
(75°F)		28°C
(84°F)		27°C
(81°F)		23°C
(73°F)		26°C
(78°F)		17°C
(64°F)		15°C
(58°F)		13°C
(55°F)
Mean maximum12°C
(53°F)		12°C
(54°F)		15°C
(59°F)		17°C
(62°F)		21°C
(69°F)		22°C
(73°F)		24°C
(75°F)		21°C
(70°F)		21°C
(71°F)		16°C
(61°F)		14°C
(57°F)		12°C
(54°F)
Average high8°C
(47°F)		8°C
(47°F)		10°C
(49°F)		12°C
(54°F)		14°C
(58°F)		17°C
(62°F)		19°C
(66°F)		17°C
(64°F)		16°C
(61°F)		13°C
(55°F)		10°C
(50°F)		9°C
(48°F)
Daily mean5°C
(42°F)		6°C
(43°F)		6°C
(43°F)		8°C
(47°F)		11°C
(52°F)		13°C
(56°F)		15°C
(59°F)		14°C
(58°F)		13°C
(55°F)		10°C
(50°F)		7°C
(46°F)		6°C
(44°F)
Average low3°C
(38°F)		3°C
(38°F)		3°C
(37°F)		5°C
(41°F)		7°C
(45°F)		9°C
(49°F)		12°C
(53°F)		11°C
(53°F)		10°C
(50°F)		7°C
(45°F)		5°C
(41°F)		4°C
(40°F)
Mean minimum-3°C
(27°F)		-2°C
(28°F)		-3°C
(28°F)		-2°C
(29°F)		1°C
(34°F)		5°C
(41°F)		8°C
(46°F)		7°C
(45°F)		4°C
(40°F)		2°C
(35°F)		-1°C
(30°F)		-1°C
(30°F)
Minimum-5°C
(23°F)		-4°C
(26°F)		-7°C
(20°F)		-3°C
(27°F)		-2°C
(29°F)		4°C
(40°F)		6°C
(43°F)		6°C
(43°F)		2°C
(37°F)		-1°C
(30°F)		-2°C
(29°F)		-2°C
(28°F)

Compare climate in Cill Airne with other places

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

Monthly average precipitation in Cill Airne, Ireland

Cill Airne usually has the most precipitation in February, October and December, with an average of 18 rainy days and 139 mm (5.5 inches) of precipitation per month. The driest months in Cill Airne are January, June and July. On average, 81 mm (3.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Cill Airne. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)82 (3.2)145 (5.7)118 (4.6)86 (3.4)90 (3.6)81 (3.2)79 (3.1)125 (4.9)91 (3.6)132 (5.2)106 (4.2)139 (5.5)
Average precipitation days (≥ 1 mm)131918131315131915171619

Monthly sunshine hours in Cill Airne, Ireland

The sunniest months in Cill Airne are May, June and July, when the sun shines an average of 11 hours 42 minutes a day. Least sunny months in Cill Airne: January, November and December receive an average of 3 hours 9 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Cill Airne. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours7812917929137435035232427321512189
Mean daily daylight hours8h 21m9h 57m11h 55m13h 55m15h 41m16h 36m16h 6m14h 31m12h 35m10h 35m8h 47m7h 50m

Solar UV radiation in Cill Airne, Ireland

Cill Airne 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 Cill Airne UV Index data.

Average daily maximum UV levels by month for Cill Airne. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124678875421