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Monthly climate in Kilmacthomas, Ireland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Kilmacthomas 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 (21 °F) or can rise to as high as 28 °C (82 °F). The average annual precipitation amounts to about 933 mm (36.7 inches) and receives 152 rainy days on the 1 mm (0.04 inches) threshold annually. Kilmacthomas enjoys an average of 3048 hours of sunshine throughout the year, and daylight varies from 7 hours 45 minutes to 16 hours 41 minutes per day.

Monthly average temperatures in Kilmacthomas, Ireland

The warmest months in Kilmacthomas 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 March, when daily mean temperatures range from 6 to 7 °C (43 - 45 °F) throughout the day. On average each year, Kilmacthomas experiences 1 days above 25 °C (77.0 °F) and 16 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Kilmacthomas. 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)		16°C
(61°F)		19°C
(66°F)		23°C
(73°F)		28°C
(82°F)		27°C
(80°F)		24°C
(76°F)		24°C
(76°F)		18°C
(65°F)		15°C
(60°F)		14°C
(57°F)
Mean maximum12°C
(54°F)		13°C
(55°F)		14°C
(58°F)		17°C
(62°F)		20°C
(68°F)		23°C
(73°F)		24°C
(75°F)		22°C
(72°F)		21°C
(70°F)		17°C
(63°F)		14°C
(58°F)		13°C
(55°F)
Average high8°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
(62°F)		13°C
(56°F)		10°C
(51°F)		9°C
(49°F)
Daily mean6°C
(43°F)		7°C
(44°F)		7°C
(45°F)		9°C
(48°F)		11°C
(53°F)		14°C
(58°F)		16°C
(61°F)		15°C
(60°F)		14°C
(57°F)		11°C
(52°F)		8°C
(47°F)		7°C
(45°F)
Average low4°C
(39°F)		4°C
(39°F)		4°C
(39°F)		5°C
(42°F)		7°C
(46°F)		10°C
(51°F)		13°C
(55°F)		12°C
(54°F)		10°C
(51°F)		8°C
(47°F)		5°C
(42°F)		5°C
(41°F)
Mean minimum-2°C
(28°F)		-1°C
(30°F)		-1°C
(30°F)		-1°C
(30°F)		1°C
(35°F)		6°C
(43°F)		8°C
(47°F)		8°C
(46°F)		4°C
(40°F)		2°C
(35°F)		-1°C
(31°F)		-1°C
(30°F)
Minimum-5°C
(24°F)		-3°C
(27°F)		-7°C
(21°F)		-2°C
(29°F)		-1°C
(31°F)		5°C
(41°F)		7°C
(45°F)		6°C
(43°F)		2°C
(35°F)		-1°C
(31°F)		-2°C
(29°F)		-3°C
(27°F)

Compare climate in Kilmacthomas with other places

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

Monthly average precipitation in Kilmacthomas, Ireland

Kilmacthomas usually has the most precipitation in February, November and December, with an average of 14 rainy days and 100 mm (3.9 inches) of precipitation per month. The driest months in Kilmacthomas are January, July and September. On average, 57 mm (2.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Kilmacthomas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)50 (2.0)99 (3.9)82 (3.2)69 (2.7)65 (2.5)62 (2.4)60 (2.4)92 (3.6)62 (2.4)92 (3.6)95 (3.7)107 (4.2)
Average precipitation days (≥ 1 mm)101615101111121511131414

Monthly sunshine hours in Kilmacthomas, Ireland

The sunniest months in Kilmacthomas are May, June and July, when the sun shines an average of 12 hours 52 minutes a day. Least sunny months in Kilmacthomas: January, November and December receive an average of 3 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Kilmacthomas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours90144199302394389399351298238130106
Mean daily daylight hours8h 16m9h 54m11h 54m13h 57m15h 45m16h 41m16h 11m14h 34m12h 36m10h 33m8h 44m7h 45m

Solar UV radiation in Kilmacthomas, Ireland

Kilmacthomas 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 Kilmacthomas UV Index data.

Average daily maximum UV levels by month for Kilmacthomas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)124578875421