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Monthly climate in Castrillon, Asturias, Spain

Last updated: March 2, 2024

Under the Köppen–Geiger climate classification Castrillon features a oceanic climate (Cfb). Temperatures typically range between 9 °C (48 °F) and 19 °C (66 °F) through the year, but rarely can drop to 0 °C (33 °F) or can rise to as high as 29 °C (84 °F). The average annual precipitation amounts to about 1389 mm (54.7 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually. Castrillon enjoys an average of 3735 hours of sunshine throughout the year, and daylight varies from 8 hours 59 minutes to 15 hours 21 minutes per day.

Monthly average temperatures in Castrillon, Asturias, Spain §

The warmest months in Castrillon are July, August and September, with daily mean temperatures ranging from 17 to 19 °C (64 - 66 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 10 °C (48 - 51 °F) throughout the day. On average each year, Castrillon experiences 5 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 Castrillon, Asturias, Spain. 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 19°C
(66°F)		 21°C
(69°F)		 21°C
(70°F)		 24°C
(75°F)		 27°C
(81°F)		 28°C
(83°F)		 26°C
(80°F)		 28°C
(83°F)		 29°C
(84°F)		 28°C
(82°F)		 22°C
(73°F)		 19°C
(67°F)
Mean maximum 17°C
(62°F)		 19°C
(66°F)		 20°C
(68°F)		 21°C
(70°F)		 23°C
(73°F)		 24°C
(76°F)		 25°C
(78°F)		 27°C
(80°F)		 26°C
(79°F)		 25°C
(77°F)		 20°C
(68°F)		 19°C
(66°F)
Average high 12°C
(54°F)		 14°C
(57°F)		 14°C
(57°F)		 15°C
(59°F)		 17°C
(63°F)		 19°C
(67°F)		 21°C
(71°F)		 22°C
(72°F)		 21°C
(70°F)		 19°C
(66°F)		 15°C
(59°F)		 13°C
(56°F)
Daily mean 9°C
(48°F)		 10°C
(50°F)		 10°C
(51°F)		 12°C
(53°F)		 14°C
(58°F)		 16°C
(62°F)		 18°C
(65°F)		 19°C
(66°F)		 17°C
(64°F)		 15°C
(59°F)		 11°C
(53°F)		 10°C
(51°F)
Average low 6°C
(43°F)		 7°C
(45°F)		 7°C
(45°F)		 8°C
(47°F)		 11°C
(52°F)		 14°C
(57°F)		 16°C
(60°F)		 16°C
(61°F)		 14°C
(58°F)		 12°C
(53°F)		 9°C
(48°F)		 8°C
(46°F)
Mean minimum 2°C
(36°F)		 3°C
(38°F)		 3°C
(37°F)		 3°C
(38°F)		 7°C
(44°F)		 10°C
(51°F)		 13°C
(55°F)		 12°C
(55°F)		 11°C
(52°F)		 7°C
(44°F)		 5°C
(41°F)		 3°C
(38°F)
Minimum 0°C
(33°F)		 1°C
(34°F)		 1°C
(33°F)		 1°C
(35°F)		 4°C
(40°F)		 8°C
(47°F)		 12°C
(54°F)		 12°C
(54°F)		 9°C
(49°F)		 6°C
(42°F)		 3°C
(39°F)		 3°C
(37°F)

Compare climate in Castrillon with other places

Compare temperature, precipitation, sunshine, UV index in Castrillon, Asturias, Spain with other places around the world.

Monthly average precipitation in Castrillon, Asturias, Spain §

Castrillon usually has the most precipitation in June, November and December, with an average of 16 rainy days and 163 mm (6.4 inches) of precipitation per month. The driest months in Castrillon are July, August and September. On average, 84 mm (3.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Castrillon, Asturias, Spain. 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) 109 (4.3) 113 (4.5) 96 (3.8) 98 (3.9) 106 (4.2) 125 (4.9) 78 (3.1) 84 (3.3) 90 (3.5) 125 (4.9) 179 (7.1) 186 (7.3)
Average precipitation days (≥ 1 mm) 12 14 15 14 13 16 13 13 14 13 16 17

Monthly sunshine hours in Castrillon, Asturias, Spain §

The sunniest months in Castrillon are May, June and July, when the sun shines an average of 12 hours 58 minutes a day. Least sunny months in Castrillon: January, November and December receive an average of 6 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Castrillon, Asturias, Spain. 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 181 240 315 347 390 388 414 382 336 297 232 207
Mean daily daylight hours 9h 20m 10h 29m 11h 57m 13h 26m 14h 43m 15h 21m 15h 0m 13h 53m 12h 27m 10h 58m 9h 39m 8h 59m

Solar UV radiation in Castrillon, Asturias, Spain §

Castrillon experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 9 - 10, which corresponds to the Very High category of sun exposure. January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Castrillon UV Index data.

Average daily maximum UV levels by month for Castrillon, Asturias, Spain. 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) 2 4 5 7 9 10 9 9 7 5 3 2

Detailed Monthly Weather Insights for Castrillon, Asturias, Spain

Discover in-depth weather details for every month in Castrillon. 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 Castrillon'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.