Monthly climate in Castledermot, Leinster, Ireland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Castledermot features a oceanic climate (Cfb).Temperatures typically range between 5 °C (41 °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 28 °C (83 °F).The average annual precipitation amounts to about 932 mm (36.7 inches) and receives 164 rainy days on the 1 mm (0.04 inches) threshold annually.Castledermot enjoys an average of 2785 hours of sunshine throughout the year, and daylight varies from 7 hours 39 minutes to 16 hours 48 minutes per day.

Monthly average temperatures in Castledermot, Leinster, Ireland §

The warmest months in Castledermot are June, July and August, with daily mean temperatures ranging from 14 to 16 °C (57 - 61 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 6 °C (41 - 43 °F) throughout the day. On average each year, Castledermot experiences 2 days above 25 °C (77.0 °F) and 26 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Castledermot, Leinster, Ireland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 13°C
(56°F)
15°C
(60°F)
17°C
(62°F)
21°C
(69°F)
23°C
(74°F)
28°C
(82°F)
28°C
(83°F)
24°C
(75°F)
25°C
(78°F)
19°C
(66°F)
15°C
(59°F)
13°C
(56°F)
Mean maximum 12°C
(53°F)
13°C
(55°F)
15°C
(59°F)
18°C
(64°F)
21°C
(70°F)
22°C
(73°F)
24°C
(75°F)
23°C
(73°F)
22°C
(71°F)
17°C
(63°F)
14°C
(57°F)
12°C
(55°F)
Average high 7°C
(46°F)
8°C
(47°F)
10°C
(50°F)
12°C
(54°F)
15°C
(59°F)
18°C
(64°F)
19°C
(67°F)
18°C
(65°F)
16°C
(62°F)
13°C
(55°F)
10°C
(50°F)
8°C
(47°F)
Daily mean 5°C
(41°F)
6°C
(42°F)
6°C
(44°F)
8°C
(47°F)
11°C
(52°F)
14°C
(57°F)
16°C
(61°F)
15°C
(59°F)
13°C
(56°F)
10°C
(50°F)
7°C
(45°F)
6°C
(43°F)
Average low 3°C
(37°F)
3°C
(38°F)
3°C
(38°F)
4°C
(40°F)
7°C
(45°F)
10°C
(50°F)
12°C
(54°F)
12°C
(53°F)
10°C
(50°F)
7°C
(45°F)
5°C
(41°F)
4°C
(39°F)
Mean minimum -3°C
(26°F)
-2°C
(28°F)
-3°C
(28°F)
-2°C
(29°F)
1°C
(34°F)
5°C
(42°F)
7°C
(45°F)
7°C
(45°F)
3°C
(38°F)
1°C
(34°F)
-2°C
(29°F)
-2°C
(28°F)
Minimum -5°C
(24°F)
-5°C
(22°F)
-7°C
(19°F)
-4°C
(26°F)
-2°C
(29°F)
5°C
(40°F)
5°C
(42°F)
5°C
(42°F)
-0°C
(32°F)
-2°C
(29°F)
-3°C
(27°F)
-5°C
(23°F)

Compare climate in Castledermot with other places

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

Monthly average precipitation in Castledermot, Leinster, Ireland §

Castledermot usually has the most precipitation in August, November and December, with an average of 15 rainy days and 93 mm (3.7 inches) of precipitation per month.The driest months in Castledermot are January, April and September. On average, 60 mm (2.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Castledermot, Leinster, Ireland.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 58 (2.3) 89 (3.5) 83 (3.3) 55 (2.2) 70 (2.8) 70 (2.7) 71 (2.8) 93 (3.7) 67 (2.6) 90 (3.5) 91 (3.6) 96 (3.8)
Average precipitation days (≥ 1 mm) 10 15 16 11 12 14 13 16 13 15 14 15

Monthly sunshine hours in Castledermot, Leinster, Ireland §

The sunniest months in Castledermot are May, June and July, when the sun shines an average of 11 hours 54 minutes a day.Least sunny months in Castledermot: January, November and December receive an average of 3 hours 2 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Castledermot, Leinster, Ireland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 78 137 173 289 368 363 363 312 275 222 112 88
Mean daily daylight hours 8h 11m 9h 51m 11h 54m 14h 0m 15h 50m 16h 48m 16h 17m 14h 38m 12h 36m 10h 32m 8h 39m 7h 39m

Solar UV radiation in Castledermot, Leinster, Ireland §

Castledermot 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 Castledermot UV Index data.

Average daily maximum UV levels by month for Castledermot, Leinster, Ireland.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 1 2 4 5 7 8 8 7 5 3 2 1