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Monthly climate in Aberystwyth, Wales, United Kingdom

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Aberystwyth features a oceanic climate (Cfb). Temperatures typically range between 5 °C (42 °F) and 16 °C (61 °F) through the year, but rarely can drop to -6 °C (21 °F) or can rise to as high as 29 °C (84 °F). The average annual precipitation amounts to about 1374 mm (54.1 inches) and receives 198 rainy days on the 1 mm (0.04 inches) threshold annually. Aberystwyth enjoys an average of 3150 hours of sunshine throughout the year, and daylight varies from 7 hours 44 minutes to 16 hours 43 minutes per day.

Monthly average temperatures in Aberystwyth, Wales, United Kingdom §

The warmest months in Aberystwyth are June, July and August, with daily mean temperatures ranging from 15 to 16 °C (59 - 61 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 7 °C (42 - 44 °F) throughout the day. On average each year, Aberystwyth experiences 5 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 Aberystwyth, Wales, United Kingdom. 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)		 18°C
(65°F)		 19°C
(67°F)		 22°C
(72°F)		 27°C
(80°F)		 29°C
(84°F)		 29°C
(84°F)		 27°C
(81°F)		 28°C
(82°F)		 22°C
(71°F)		 15°C
(60°F)		 13°C
(55°F)
Mean maximum 11°C
(52°F)		 12°C
(54°F)		 16°C
(60°F)		 20°C
(69°F)		 22°C
(72°F)		 24°C
(76°F)		 27°C
(81°F)		 24°C
(76°F)		 23°C
(73°F)		 18°C
(64°F)		 14°C
(57°F)		 12°C
(54°F)
Average high 7°C
(45°F)		 8°C
(47°F)		 10°C
(50°F)		 12°C
(55°F)		 15°C
(59°F)		 18°C
(64°F)		 19°C
(67°F)		 18°C
(65°F)		 17°C
(62°F)		 13°C
(56°F)		 10°C
(50°F)		 8°C
(47°F)
Daily mean 5°C
(42°F)		 6°C
(43°F)		 7°C
(44°F)		 9°C
(48°F)		 11°C
(53°F)		 15°C
(59°F)		 16°C
(61°F)		 15°C
(60°F)		 14°C
(57°F)		 11°C
(52°F)		 8°C
(47°F)		 7°C
(44°F)
Average low 3°C
(38°F)		 4°C
(39°F)		 4°C
(39°F)		 5°C
(41°F)		 8°C
(46°F)		 11°C
(52°F)		 13°C
(55°F)		 13°C
(55°F)		 11°C
(51°F)		 9°C
(48°F)		 6°C
(42°F)		 5°C
(41°F)
Mean minimum -2°C
(28°F)		 -2°C
(28°F)		 -1°C
(30°F)		 -1°C
(31°F)		 2°C
(35°F)		 7°C
(44°F)		 8°C
(47°F)		 8°C
(47°F)		 5°C
(41°F)		 2°C
(36°F)		 -0°C
(32°F)		 -1°C
(30°F)
Minimum -4°C
(26°F)		 -5°C
(23°F)		 -6°C
(21°F)		 -3°C
(26°F)		 -0°C
(31°F)		 5°C
(41°F)		 6°C
(43°F)		 7°C
(45°F)		 2°C
(36°F)		 -3°C
(28°F)		 -1°C
(30°F)		 -3°C
(27°F)

Compare climate in Aberystwyth with other places

Compare temperature, precipitation, sunshine, UV index in Aberystwyth, Wales, United Kingdom with other places around the world.

Monthly average precipitation in Aberystwyth, Wales, United Kingdom §

Aberystwyth usually has the most precipitation in October, November and December, with an average of 19 rainy days and 147 mm (5.8 inches) of precipitation per month. The driest months in Aberystwyth are April, May and July. On average, 78 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Aberystwyth, Wales, United Kingdom. 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) 96 (3.8) 133 (5.2) 128 (5.0) 60 (2.3) 84 (3.3) 96 (3.8) 89 (3.5) 131 (5.2) 115 (4.5) 149 (5.9) 133 (5.3) 160 (6.3)
Average precipitation days (≥ 1 mm) 13 17 18 11 13 16 15 21 16 19 18 21

Monthly sunshine hours in Aberystwyth, Wales, United Kingdom §

The sunniest months in Aberystwyth are May, June and July, when the sun shines an average of 13 hours 14 minutes a day. Least sunny months in Aberystwyth: January, November and December receive an average of 3 hours 27 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Aberystwyth, Wales, United Kingdom. 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 92 149 216 327 405 396 417 377 309 233 123 102
Mean daily daylight hours 8h 15m 9h 54m 11h 54m 13h 58m 15h 46m 16h 43m 16h 12m 14h 35m 12h 35m 10h 33m 8h 43m 7h 44m

Solar UV radiation in Aberystwyth, Wales, United Kingdom §

Aberystwyth 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 Aberystwyth UV Index data.

Average daily maximum UV levels by month for Aberystwyth, Wales, United Kingdom. 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 6 4 2 1

Detailed Monthly Weather Insights for Aberystwyth, Wales, United Kingdom

Discover in-depth weather details for every month in Aberystwyth. Click through the links below for comprehensive overviews of temperature trends, precipitation levels, sunshine hours, and solar UV radiation specifics. Whether planning a visit or simply curious about Aberystwyth's climate nuances, these monthly breakdowns provide the information you need for an informed understanding of what to expect throughout the year.

Each link leads to a detailed account of the typical weather conditions for that month, providing both locals and tourists with vital information to plan their daily activities, wardrobe, and travel itineraries accordingly.