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Monthly climate in Arcos, Aveiro, Portugal

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Arcos features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 9 °C (49 °F) and 21 °C (70 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 39 °C (102 °F).The average annual precipitation amounts to about 929 mm (36.6 inches) and receives 99 rainy days on the 1 mm (0.04 inches) threshold annually.Arcos enjoys an average of 3714 hours of sunshine throughout the year, and daylight varies from 9 hours 18 minutes to 15 hours 0 minutes per day.

Monthly average temperatures in Arcos, Aveiro, Portugal §

The warmest months in Arcos are July, August and September, with daily mean temperatures ranging from 20 to 21 °C (69 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 11 °C (49 - 53 °F) throughout the day. On average each year, Arcos experiences 73 days above 25 °C (77.0 °F) and 2 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Arcos, Aveiro, Portugal.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 21°C
(69°F)		 23°C
(73°F)		 27°C
(81°F)		 29°C
(84°F)		 33°C
(92°F)		 35°C
(96°F)		 38°C
(100°F)		 39°C
(102°F)		 36°C
(97°F)		 35°C
(95°F)		 25°C
(76°F)		 19°C
(67°F)
Mean maximum 18°C
(65°F)		 21°C
(71°F)		 23°C
(74°F)		 26°C
(79°F)		 31°C
(87°F)		 31°C
(88°F)		 34°C
(93°F)		 35°C
(95°F)		 34°C
(93°F)		 29°C
(84°F)		 22°C
(72°F)		 18°C
(66°F)
Average high 14°C
(57°F)		 16°C
(61°F)		 17°C
(63°F)		 19°C
(66°F)		 22°C
(73°F)		 24°C
(75°F)		 27°C
(80°F)		 27°C
(81°F)		 26°C
(80°F)		 22°C
(72°F)		 17°C
(62°F)		 15°C
(59°F)
Daily mean 9°C
(49°F)		 11°C
(53°F)		 12°C
(55°F)		 14°C
(58°F)		 17°C
(64°F)		 19°C
(66°F)		 21°C
(70°F)		 21°C
(70°F)		 20°C
(69°F)		 17°C
(63°F)		 13°C
(55°F)		 11°C
(52°F)
Average low 5°C
(42°F)		 7°C
(46°F)		 8°C
(47°F)		 10°C
(51°F)		 13°C
(55°F)		 14°C
(58°F)		 16°C
(62°F)		 16°C
(61°F)		 15°C
(60°F)		 13°C
(55°F)		 9°C
(49°F)		 8°C
(46°F)
Mean minimum 0°C
(33°F)		 2°C
(36°F)		 4°C
(39°F)		 5°C
(42°F)		 8°C
(46°F)		 11°C
(53°F)		 12°C
(55°F)		 12°C
(54°F)		 12°C
(53°F)		 7°C
(45°F)		 5°C
(40°F)		 2°C
(36°F)
Minimum -2°C
(29°F)		 -1°C
(31°F)		 2°C
(36°F)		 4°C
(39°F)		 5°C
(42°F)		 8°C
(47°F)		 11°C
(53°F)		 11°C
(53°F)		 10°C
(50°F)		 5°C
(42°F)		 3°C
(37°F)		 -1°C
(30°F)

Compare climate in Arcos with other places

Compare temperature, precipitation, sunshine, UV index in Arcos, Aveiro, Portugal with other places around the world.

Monthly average precipitation in Arcos, Aveiro, Portugal §

Arcos usually has the most precipitation in March, November and December, with an average of 12 rainy days and 130 mm (5.1 inches) of precipitation per month.The driest months in Arcos are June, July and August. On average, 19 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arcos, Aveiro, Portugal.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) 70 (2.7) 101 (4.0) 121 (4.8) 121 (4.8) 60 (2.4) 35 (1.4) 11 (0.4) 12 (0.5) 37 (1.4) 94 (3.7) 133 (5.3) 135 (5.3)
Average precipitation days (≥ 1 mm) 7 9 11 13 8 8 2 2 4 8 13 14

Monthly sunshine hours in Arcos, Aveiro, Portugal §

The sunniest months in Arcos are May, June and July, when the sun shines an average of 13 hours 28 minutes a day.Least sunny months in Arcos: January, November and December receive an average of 6 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arcos, Aveiro, Portugal.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 168 215 291 344 407 407 424 395 345 306 214 192
Mean daily daylight hours 9h 38m 10h 39m 11h 57m 13h 18m 14h 26m 15h 0m 14h 42m 13h 42m 12h 24m 11h 4m 9h 54m 9h 18m

Solar UV radiation in Arcos, Aveiro, Portugal §

Arcos experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 11, which corresponds to the Very High / Extreme category of sun exposure.January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Arcos UV Index data.

Average daily maximum UV levels by month for Arcos, Aveiro, Portugal.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 6 8 9 11 10 9 8 6 4 2