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Monthly climate in Castelldefels, Catalonia, Spain

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Castelldefels features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 10 °C (50 °F) and 25 °C (77 °F) through the year, but rarely can drop to 2 °C (37 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 677 mm (26.7 inches) and receives 88 rainy days on the 1 mm (0.04 inches) threshold annually.Castelldefels enjoys an average of 3966 hours of sunshine throughout the year, and daylight varies from 9 hours 13 minutes to 15 hours 6 minutes per day.

Monthly average temperatures in Castelldefels, Catalonia, Spain §

The warmest months in Castelldefels are July, August and September, with daily mean temperatures ranging from 22 to 25 °C (73 - 77 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (50 - 53 °F) throughout the day. On average each year, Castelldefels experiences 58 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 Castelldefels, Catalonia, 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 20°C
(68°F)		 19°C
(66°F)		 19°C
(67°F)		 20°C
(69°F)		 25°C
(78°F)		 28°C
(83°F)		 29°C
(85°F)		 32°C
(90°F)		 28°C
(83°F)		 25°C
(77°F)		 22°C
(72°F)		 18°C
(65°F)
Mean maximum 17°C
(62°F)		 17°C
(63°F)		 18°C
(64°F)		 19°C
(66°F)		 23°C
(73°F)		 26°C
(79°F)		 29°C
(84°F)		 30°C
(86°F)		 28°C
(82°F)		 24°C
(76°F)		 21°C
(70°F)		 18°C
(64°F)
Average high 13°C
(55°F)		 14°C
(57°F)		 14°C
(58°F)		 16°C
(61°F)		 19°C
(67°F)		 23°C
(74°F)		 26°C
(80°F)		 27°C
(81°F)		 24°C
(76°F)		 21°C
(70°F)		 16°C
(62°F)		 14°C
(58°F)
Daily mean 10°C
(50°F)		 11°C
(53°F)		 12°C
(54°F)		 14°C
(57°F)		 17°C
(63°F)		 21°C
(71°F)		 24°C
(76°F)		 25°C
(77°F)		 22°C
(73°F)		 19°C
(66°F)		 14°C
(58°F)		 12°C
(53°F)
Average low 8°C
(46°F)		 9°C
(49°F)		 10°C
(51°F)		 12°C
(53°F)		 15°C
(60°F)		 19°C
(67°F)		 23°C
(73°F)		 23°C
(74°F)		 20°C
(69°F)		 17°C
(63°F)		 12°C
(54°F)		 10°C
(50°F)
Mean minimum 4°C
(40°F)		 6°C
(43°F)		 7°C
(45°F)		 7°C
(46°F)		 12°C
(53°F)		 16°C
(62°F)		 20°C
(68°F)		 20°C
(68°F)		 17°C
(62°F)		 13°C
(55°F)		 8°C
(47°F)		 6°C
(44°F)
Minimum 3°C
(38°F)		 2°C
(37°F)		 4°C
(39°F)		 6°C
(43°F)		 9°C
(48°F)		 14°C
(58°F)		 18°C
(64°F)		 18°C
(65°F)		 15°C
(59°F)		 9°C
(49°F)		 7°C
(44°F)		 4°C
(40°F)

Compare climate in Castelldefels with other places

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

Monthly average precipitation in Castelldefels, Catalonia, Spain §

Castelldefels usually has the most precipitation in September, October and November, with an average of 11 rainy days and 96 mm (3.8 inches) of precipitation per month.The driest months in Castelldefels are June, July and December. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Castelldefels, Catalonia, 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) 59 (2.3) 47 (1.9) 47 (1.9) 69 (2.7) 39 (1.5) 31 (1.2) 28 (1.1) 38 (1.5) 99 (3.9) 109 (4.3) 81 (3.2) 30 (1.2)
Average precipitation days (≥ 1 mm) 6 6 6 9 7 5 5 7 13 11 9 4

Monthly sunshine hours in Castelldefels, Catalonia, Spain §

The sunniest months in Castelldefels are May, June and July, when the sun shines an average of 13 hours 31 minutes a day.Least sunny months in Castelldefels: January, February and December receive an average of 8 hours 3 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Castelldefels, Catalonia, 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 206 263 334 345 406 412 425 395 338 310 264 262
Mean daily daylight hours 9h 33m 10h 36m 11h 57m 13h 20m 14h 30m 15h 6m 14h 47m 13h 45m 12h 25m 11h 3m 9h 50m 9h 13m

Solar UV radiation in Castelldefels, Catalonia, Spain §

Castelldefels experiences the highest level of ultraviolet (UV) radiation in June, July 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 Castelldefels UV Index data.

Average daily maximum UV levels by month for Castelldefels, Catalonia, 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) 3 4 5 7 9 10 10 9 7 6 3 2