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Monthly climate in Westport, Connaught, Ireland

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Westport features a oceanic climate (Cfb).Temperatures typically range between 6 °C (43 °F) and 15 °C (59 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 29 °C (84 °F).The average annual precipitation amounts to about 1326 mm (52.2 inches) and receives 208 rainy days on the 1 mm (0.04 inches) threshold annually.Westport enjoys an average of 2945 hours of sunshine throughout the year, and daylight varies from 7 hours 29 minutes to 16 hours 59 minutes per day.

Monthly average temperatures in Westport, Connaught, Ireland §

The warmest months in Westport are June, July and August, with daily mean temperatures ranging from 13 to 15 °C (56 - 59 °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 - 44 °F) throughout the day. On average each year, Westport experiences 1 days above 25 °C (77.0 °F) and 11 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Westport, Connaught, 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
(57°F)		 15°C
(59°F)		 17°C
(62°F)		 20°C
(69°F)		 25°C
(77°F)		 29°C
(84°F)		 28°C
(83°F)		 24°C
(75°F)		 25°C
(77°F)		 19°C
(67°F)		 15°C
(59°F)		 13°C
(55°F)
Mean maximum 12°C
(53°F)		 12°C
(54°F)		 14°C
(57°F)		 17°C
(63°F)		 22°C
(72°F)		 22°C
(71°F)		 24°C
(75°F)		 21°C
(71°F)		 21°C
(70°F)		 16°C
(62°F)		 14°C
(57°F)		 12°C
(54°F)
Average high 8°C
(47°F)		 8°C
(47°F)		 9°C
(49°F)		 12°C
(54°F)		 15°C
(58°F)		 16°C
(61°F)		 18°C
(64°F)		 17°C
(63°F)		 16°C
(60°F)		 13°C
(55°F)		 10°C
(50°F)		 8°C
(48°F)
Daily mean 6°C
(43°F)		 6°C
(43°F)		 7°C
(44°F)		 9°C
(48°F)		 11°C
(52°F)		 13°C
(56°F)		 15°C
(59°F)		 15°C
(58°F)		 13°C
(56°F)		 10°C
(51°F)		 8°C
(46°F)		 7°C
(44°F)
Average low 4°C
(39°F)		 4°C
(39°F)		 4°C
(39°F)		 5°C
(42°F)		 7°C
(46°F)		 10°C
(50°F)		 12°C
(53°F)		 12°C
(54°F)		 10°C
(51°F)		 8°C
(46°F)		 6°C
(42°F)		 5°C
(41°F)
Mean minimum -1°C
(30°F)		 -2°C
(29°F)		 -1°C
(30°F)		 -0°C
(31°F)		 2°C
(36°F)		 5°C
(42°F)		 7°C
(46°F)		 8°C
(47°F)		 5°C
(41°F)		 3°C
(38°F)		 0°C
(33°F)		 -0°C
(32°F)
Minimum -3°C
(26°F)		 -4°C
(26°F)		 -5°C
(24°F)		 -2°C
(28°F)		 -2°C
(29°F)		 5°C
(41°F)		 7°C
(44°F)		 6°C
(43°F)		 2°C
(35°F)		 -0°C
(32°F)		 -2°C
(30°F)		 -3°C
(27°F)

Compare climate in Westport with other places

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

Monthly average precipitation in Westport, Connaught, Ireland §

Westport usually has the most precipitation in February, August and October, with an average of 20 rainy days and 142 mm (5.6 inches) of precipitation per month.The driest months in Westport are April, May and June. On average, 78 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Westport, Connaught, 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) 95 (3.7) 144 (5.7) 114 (4.5) 65 (2.6) 77 (3.0) 91 (3.6) 101 (4.0) 144 (5.7) 101 (4.0) 138 (5.4) 121 (4.8) 134 (5.3)
Average precipitation days (≥ 1 mm) 14 19 17 12 14 17 16 22 19 21 18 19

Monthly sunshine hours in Westport, Connaught, Ireland §

The sunniest months in Westport are May, June and July, when the sun shines an average of 12 hours 43 minutes a day.Least sunny months in Westport: 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 Westport, Connaught, 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 72 136 187 320 401 384 384 343 287 222 114 90
Mean daily daylight hours 8h 3m 9h 47m 11h 54m 14h 4m 15h 58m 16h 59m 16h 26m 14h 43m 12h 37m 10h 29m 8h 32m 7h 29m

Solar UV radiation in Westport, Connaught, Ireland §

Westport 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 Westport UV Index data.

Average daily maximum UV levels by month for Westport, Connaught, 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