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Monthly climate in Knocknalower, Ireland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Knocknalower features a oceanic climate (Cfb). Temperatures typically range between 7 °C (45 °F) and 15 °C (59 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 24 °C (75 °F). The average annual precipitation amounts to about 1432 mm (56.4 inches) and receives 226 rainy days on the 1 mm (0.04 inches) threshold annually. Knocknalower enjoys an average of 2872 hours of sunshine throughout the year, and daylight varies from 7 hours 24 minutes to 17 hours 4 minutes per day.

Monthly average temperatures in Knocknalower, Ireland

The warmest months in Knocknalower are July, August and September, with daily mean temperatures ranging from 13 to 15 °C (57 - 59 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 7 to 7 °C (45 - 45 °F) throughout the day. On average each year, Knocknalower 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 Knocknalower. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum13°C
(57°F)		15°C
(59°F)		15°C
(59°F)		18°C
(65°F)		21°C
(71°F)		22°C
(72°F)		24°C
(75°F)		20°C
(68°F)		21°C
(70°F)		19°C
(66°F)		14°C
(58°F)		13°C
(55°F)
Mean maximum12°C
(54°F)		12°C
(54°F)		12°C
(54°F)		15°C
(59°F)		18°C
(66°F)		18°C
(65°F)		21°C
(70°F)		19°C
(66°F)		19°C
(66°F)		16°C
(61°F)		14°C
(57°F)		12°C
(54°F)
Average high9°C
(48°F)		9°C
(48°F)		9°C
(49°F)		11°C
(52°F)		13°C
(56°F)		15°C
(58°F)		16°C
(61°F)		16°C
(61°F)		15°C
(59°F)		13°C
(55°F)		10°C
(51°F)		9°C
(49°F)
Daily mean7°C
(45°F)		7°C
(45°F)		7°C
(45°F)		9°C
(48°F)		11°C
(52°F)		13°C
(55°F)		14°C
(58°F)		15°C
(59°F)		13°C
(57°F)		11°C
(53°F)		9°C
(49°F)		8°C
(47°F)
Average low6°C
(43°F)		5°C
(42°F)		6°C
(42°F)		7°C
(45°F)		9°C
(48°F)		11°C
(52°F)		13°C
(55°F)		13°C
(56°F)		12°C
(54°F)		10°C
(50°F)		8°C
(46°F)		7°C
(44°F)
Mean minimum2°C
(35°F)		1°C
(34°F)		2°C
(35°F)		3°C
(38°F)		6°C
(42°F)		8°C
(48°F)		10°C
(51°F)		11°C
(52°F)		9°C
(48°F)		7°C
(44°F)		4°C
(40°F)		2°C
(37°F)
Minimum0°C
(33°F)		-0°C
(32°F)		-2°C
(29°F)		2°C
(35°F)		3°C
(38°F)		8°C
(46°F)		10°C
(50°F)		10°C
(50°F)		7°C
(45°F)		5°C
(42°F)		3°C
(38°F)		1°C
(34°F)

Compare climate in Knocknalower with other places

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

Monthly average precipitation in Knocknalower, Ireland

Knocknalower usually has the most precipitation in August, October and November, with an average of 22 rainy days and 155 mm (6.1 inches) of precipitation per month. The driest months in Knocknalower are April, May and June. On average, 80 mm (3.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Knocknalower. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)107 (4.2)140 (5.5)122 (4.8)68 (2.7)76 (3.0)97 (3.8)100 (3.9)157 (6.2)112 (4.4)163 (6.4)145 (5.7)145 (5.7)
Average precipitation days (≥ 1 mm)171918131417172320232223

Monthly sunshine hours in Knocknalower, Ireland

The sunniest months in Knocknalower are May, June and July, when the sun shines an average of 12 hours 21 minutes a day. Least sunny months in Knocknalower: January, November and December receive an average of 2 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Knocknalower. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours7013618530540036736933727822211187
Mean daily daylight hours7h 59m9h 45m11h 54m14h 6m16h 2m17h 4m16h 31m14h 46m12h 38m10h 27m8h 28m7h 24m

Solar UV radiation in Knocknalower, Ireland

Knocknalower 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 Knocknalower UV Index data.

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