nomadseason

Monthly climate in Nenagh, Ireland

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Nenagh features a oceanic climate (Cfb). Temperatures typically range between 5 °C (42 °F) and 16 °C (60 °F) through the year, but rarely can drop to -7 °C (20 °F) or can rise to as high as 29 °C (85 °F). The average annual precipitation amounts to about 1058 mm (41.7 inches) and receives 178 rainy days on the 1 mm (0.04 inches) threshold annually. Nenagh enjoys an average of 2775 hours of sunshine throughout the year, and daylight varies from 7 hours 40 minutes to 16 hours 47 minutes per day.

Monthly average temperatures in Nenagh, Ireland

The warmest months in Nenagh are June, July and August, with daily mean temperatures ranging from 14 to 16 °C (57 - 60 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 6 °C (42 - 44 °F) throughout the day. On average each year, Nenagh experiences 2 days above 25 °C (77.0 °F) and 21 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Nenagh. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum14°C
(57°F)		15°C
(59°F)		17°C
(63°F)		21°C
(69°F)		24°C
(76°F)		29°C
(85°F)		28°C
(83°F)		24°C
(76°F)		26°C
(79°F)		19°C
(67°F)		15°C
(60°F)		14°C
(57°F)
Mean maximum12°C
(54°F)		13°C
(55°F)		15°C
(59°F)		18°C
(64°F)		21°C
(71°F)		23°C
(73°F)		24°C
(76°F)		23°C
(73°F)		22°C
(71°F)		17°C
(62°F)		14°C
(58°F)		13°C
(55°F)
Average high8°C
(46°F)		8°C
(47°F)		10°C
(50°F)		12°C
(54°F)		15°C
(59°F)		17°C
(64°F)		19°C
(67°F)		18°C
(65°F)		16°C
(61°F)		13°C
(55°F)		10°C
(50°F)		8°C
(47°F)
Daily mean5°C
(42°F)		6°C
(43°F)		6°C
(44°F)		9°C
(48°F)		11°C
(52°F)		14°C
(57°F)		16°C
(60°F)		15°C
(59°F)		13°C
(56°F)		10°C
(51°F)		7°C
(46°F)		6°C
(44°F)
Average low3°C
(38°F)		3°C
(38°F)		3°C
(38°F)		5°C
(41°F)		7°C
(45°F)		10°C
(51°F)		12°C
(54°F)		12°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
(29°F)		-2°C
(29°F)		-1°C
(30°F)		1°C
(35°F)		5°C
(42°F)		8°C
(47°F)		7°C
(45°F)		4°C
(39°F)		2°C
(36°F)		-1°C
(30°F)		-1°C
(30°F)
Minimum-5°C
(23°F)		-3°C
(26°F)		-7°C
(20°F)		-3°C
(28°F)		-0°C
(32°F)		4°C
(40°F)		7°C
(45°F)		6°C
(43°F)		1°C
(35°F)		-1°C
(31°F)		-3°C
(28°F)		-4°C
(24°F)

Compare climate in Nenagh with other places

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

Monthly average precipitation in Nenagh, Ireland

Nenagh usually has the most precipitation in February, August and December, with an average of 17 rainy days and 114 mm (4.5 inches) of precipitation per month. The driest months in Nenagh are January, April and May. On average, 65 mm (2.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nenagh. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)67 (2.7)114 (4.5)101 (4.0)58 (2.3)70 (2.7)71 (2.8)77 (3.0)111 (4.4)79 (3.1)101 (4.0)93 (3.6)116 (4.6)
Average precipitation days (≥ 1 mm)121618101315131915151517

Monthly sunshine hours in Nenagh, Ireland

The sunniest months in Nenagh are May, June and July, when the sun shines an average of 11 hours 58 minutes a day. Least sunny months in Nenagh: January, November and December receive an average of 3 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nenagh. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours7613017327937036336731327021811793
Mean daily daylight hours8h 12m9h 52m11h 54m13h 59m15h 49m16h 47m16h 16m14h 37m12h 36m10h 32m8h 40m7h 40m

Solar UV radiation in Nenagh, Ireland

Nenagh 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 Nenagh UV Index data.

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