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Monthly climate in Clonaslee, Ireland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Clonaslee features a oceanic climate (Cfb). Temperatures typically range between 6 °C (43 °F) and 16 °C (61 °F) through the year, but rarely can drop to -7 °C (19 °F) or can rise to as high as 29 °C (84 °F). The average annual precipitation amounts to about 947 mm (37.3 inches) and receives 165 rainy days on the 1 mm (0.04 inches) threshold annually. Clonaslee enjoys an average of 2736 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 Clonaslee, Ireland

The warmest months in Clonaslee 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 6 °C (43 - 44 °F) throughout the day. On average each year, Clonaslee experiences 3 days above 25 °C (77.0 °F) and 19 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Clonaslee. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum14°C
(57°F)		16°C
(61°F)		17°C
(64°F)		21°C
(71°F)		25°C
(76°F)		29°C
(84°F)		29°C
(84°F)		24°C
(76°F)		26°C
(80°F)		20°C
(69°F)		16°C
(60°F)		14°C
(57°F)
Mean maximum12°C
(54°F)		13°C
(56°F)		15°C
(60°F)		18°C
(65°F)		22°C
(71°F)		23°C
(73°F)		25°C
(77°F)		23°C
(74°F)		22°C
(72°F)		17°C
(64°F)		15°C
(58°F)		13°C
(56°F)
Average high8°C
(47°F)		9°C
(48°F)		10°C
(51°F)		13°C
(55°F)		16°C
(60°F)		18°C
(65°F)		20°C
(67°F)		19°C
(66°F)		17°C
(63°F)		13°C
(56°F)		10°C
(50°F)		9°C
(48°F)
Daily mean6°C
(43°F)		6°C
(43°F)		7°C
(45°F)		9°C
(48°F)		12°C
(53°F)		14°C
(58°F)		16°C
(61°F)		15°C
(60°F)		13°C
(56°F)		10°C
(51°F)		8°C
(46°F)		6°C
(44°F)
Average low3°C
(38°F)		4°C
(39°F)		4°C
(39°F)		5°C
(41°F)		8°C
(46°F)		11°C
(51°F)		13°C
(55°F)		12°C
(54°F)		10°C
(51°F)		8°C
(46°F)		5°C
(41°F)		4°C
(40°F)
Mean minimum-3°C
(26°F)		-1°C
(30°F)		-2°C
(29°F)		-1°C
(30°F)		1°C
(34°F)		5°C
(42°F)		8°C
(47°F)		7°C
(46°F)		4°C
(40°F)		1°C
(35°F)		-1°C
(30°F)		-2°C
(29°F)
Minimum-6°C
(22°F)		-3°C
(27°F)		-6°C
(21°F)		-4°C
(26°F)		-2°C
(29°F)		4°C
(39°F)		6°C
(43°F)		6°C
(43°F)		0°C
(33°F)		-2°C
(28°F)		-3°C
(27°F)		-7°C
(19°F)

Compare climate in Clonaslee with other places

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

Monthly average precipitation in Clonaslee, Ireland

Clonaslee usually has the most precipitation in February, August and December, with an average of 15 rainy days and 97 mm (3.8 inches) of precipitation per month. The driest months in Clonaslee 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 Clonaslee. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)58 (2.3)91 (3.6)84 (3.3)51 (2.0)72 (2.8)75 (2.9)76 (3.0)104 (4.1)74 (2.9)85 (3.3)82 (3.2)95 (3.7)
Average precipitation days (≥ 1 mm)111516101214131713151415

Monthly sunshine hours in Clonaslee, Ireland

The sunniest months in Clonaslee are May, June and July, when the sun shines an average of 11 hours 51 minutes a day. Least sunny months in Clonaslee: January, November and December receive an average of 3 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Clonaslee. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours7713217127236635936430226821911287
Mean daily daylight hours8h 7m9h 49m11h 54m14h 2m15h 54m16h 53m16h 21m14h 40m12h 37m10h 30m8h 36m7h 34m

Solar UV radiation in Clonaslee, Ireland

Clonaslee 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 Clonaslee UV Index data.

Average daily maximum UV levels by month for Clonaslee. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124578875321