Monthly climate in Arouca, Aveiro, Portugal

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Arouca features a warm-summer Mediterranean climate (Csb).Temperatures typically range between 7 °C (45 °F) and 20 °C (69 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 1442 mm (56.8 inches) and receives 120 rainy days on the 1 mm (0.04 inches) threshold annually.Arouca enjoys an average of 3668 hours of sunshine throughout the year, and daylight varies from 9 hours 15 minutes to 15 hours 4 minutes per day.

Monthly average temperatures in Arouca, Aveiro, Portugal §

The warmest months in Arouca are July, August and September, with daily mean temperatures ranging from 19 to 20 °C (66 - 69 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 7 to 9 °C (45 - 49 °F) throughout the day. On average each year, Arouca experiences 54 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 Arouca, 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 20°C
(68°F)
22°C
(72°F)
26°C
(78°F)
27°C
(81°F)
31°C
(88°F)
34°C
(94°F)
35°C
(95°F)
38°C
(100°F)
33°C
(92°F)
32°C
(90°F)
21°C
(70°F)
18°C
(64°F)
Mean maximum 16°C
(61°F)
20°C
(68°F)
21°C
(70°F)
24°C
(76°F)
29°C
(84°F)
29°C
(85°F)
32°C
(90°F)
34°C
(93°F)
32°C
(89°F)
27°C
(81°F)
20°C
(67°F)
17°C
(62°F)
Average high 12°C
(53°F)
14°C
(58°F)
15°C
(60°F)
17°C
(63°F)
21°C
(70°F)
22°C
(72°F)
26°C
(78°F)
26°C
(80°F)
25°C
(77°F)
20°C
(69°F)
15°C
(59°F)
13°C
(55°F)
Daily mean 7°C
(45°F)
9°C
(49°F)
10°C
(51°F)
13°C
(55°F)
16°C
(61°F)
17°C
(63°F)
20°C
(68°F)
20°C
(69°F)
19°C
(66°F)
15°C
(60°F)
10°C
(51°F)
9°C
(48°F)
Average low 3°C
(38°F)
5°C
(42°F)
6°C
(44°F)
8°C
(47°F)
11°C
(52°F)
13°C
(55°F)
15°C
(59°F)
15°C
(59°F)
14°C
(57°F)
11°C
(52°F)
7°C
(45°F)
6°C
(43°F)
Mean minimum -2°C
(29°F)
-1°C
(31°F)
1°C
(34°F)
3°C
(37°F)
5°C
(41°F)
9°C
(48°F)
10°C
(49°F)
10°C
(49°F)
9°C
(48°F)
4°C
(40°F)
2°C
(35°F)
0°C
(32°F)
Minimum -4°C
(25°F)
-3°C
(26°F)
-1°C
(30°F)
0°C
(32°F)
3°C
(37°F)
5°C
(42°F)
7°C
(45°F)
8°C
(46°F)
6°C
(44°F)
2°C
(35°F)
-0°C
(32°F)
-3°C
(27°F)

Compare climate in Arouca with other places

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

Monthly average precipitation in Arouca, Aveiro, Portugal §

Arouca usually has the most precipitation in April, November and December, with an average of 14 rainy days and 199 mm (7.8 inches) of precipitation per month.The driest months in Arouca are July, August and September. On average, 37 mm (1.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arouca, 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) 104 (4.1) 165 (6.5) 172 (6.8) 177 (6.9) 96 (3.8) 71 (2.8) 30 (1.2) 23 (0.9) 57 (2.3) 127 (5.0) 189 (7.4) 231 (9.1)
Average precipitation days (≥ 1 mm) 8 11 13 15 10 11 4 3 7 10 13 15

Monthly sunshine hours in Arouca, Aveiro, Portugal §

The sunniest months in Arouca are May, June and July, when the sun shines an average of 13 hours 27 minutes a day.Least sunny months in Arouca: January, November and December receive an average of 5 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arouca, 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 159 210 286 343 404 406 426 396 345 301 206 181
Mean daily daylight hours 9h 35m 10h 37m 11h 57m 13h 19m 14h 29m 15h 4m 14h 45m 13h 44m 12h 25m 11h 3m 9h 52m 9h 15m

Solar UV radiation in Arouca, Aveiro, Portugal §

Arouca 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 Arouca UV Index data.

Average daily maximum UV levels by month for Arouca, 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) 2 4 6 8 9 11 10 9 8 6 4 2