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Monthly climate in Campo Maior, Portugal

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Campo Maior features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 8 °C (47 °F) and 27 °C (80 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 408 mm (16.1 inches) and receives 57 rainy days on the 1 mm (0.04 inches) threshold annually. Campo Maior enjoys an average of 3770 hours of sunshine throughout the year, and daylight varies from 9 hours 28 minutes to 14 hours 50 minutes per day.

Monthly average temperatures in Campo Maior, Portugal

The warmest months in Campo Maior are July, August and September, with daily mean temperatures ranging from 24 to 27 °C (75 - 80 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 11 °C (47 - 52 °F) throughout the day. On average each year, Campo Maior experiences 132 days above 25 °C (77.0 °F) and 4 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Campo Maior. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum20°C
(68°F)		23°C
(74°F)		27°C
(81°F)		29°C
(85°F)		35°C
(96°F)		41°C
(107°F)		43°C
(109°F)		43°C
(110°F)		37°C
(99°F)		34°C
(94°F)		25°C
(78°F)		20°C
(68°F)
Mean maximum18°C
(65°F)		21°C
(71°F)		25°C
(76°F)		28°C
(83°F)		33°C
(92°F)		36°C
(98°F)		40°C
(103°F)		41°C
(105°F)		37°C
(98°F)		32°C
(90°F)		23°C
(73°F)		19°C
(66°F)
Average high14°C
(57°F)		17°C
(62°F)		18°C
(65°F)		20°C
(69°F)		26°C
(80°F)		30°C
(86°F)		34°C
(93°F)		34°C
(94°F)		30°C
(87°F)		25°C
(78°F)		18°C
(64°F)		15°C
(59°F)
Daily mean8°C
(47°F)		11°C
(52°F)		13°C
(55°F)		15°C
(59°F)		20°C
(68°F)		23°C
(73°F)		26°C
(79°F)		27°C
(80°F)		24°C
(75°F)		19°C
(66°F)		13°C
(55°F)		10°C
(51°F)
Average low4°C
(40°F)		7°C
(44°F)		8°C
(47°F)		10°C
(50°F)		13°C
(56°F)		16°C
(61°F)		18°C
(65°F)		19°C
(66°F)		17°C
(63°F)		13°C
(56°F)		9°C
(48°F)		7°C
(45°F)
Mean minimum-1°C
(31°F)		2°C
(36°F)		3°C
(38°F)		5°C
(42°F)		8°C
(46°F)		11°C
(53°F)		14°C
(57°F)		15°C
(59°F)		13°C
(56°F)		7°C
(45°F)		4°C
(39°F)		1°C
(34°F)
Minimum-3°C
(27°F)		-0°C
(32°F)		0°C
(33°F)		3°C
(38°F)		5°C
(42°F)		9°C
(48°F)		12°C
(54°F)		14°C
(57°F)		11°C
(52°F)		5°C
(41°F)		3°C
(37°F)		-2°C
(28°F)

Compare climate in Campo Maior with other places

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

Monthly average precipitation in Campo Maior, Portugal

Campo Maior usually has the most precipitation in March, April and November, with an average of 9 rainy days and 61 mm (2.4 inches) of precipitation per month. The driest months in Campo Maior are June, July and August. On average, 4 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Campo Maior. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)27 (1.0)40 (1.6)69 (2.7)59 (2.3)28 (1.1)8 (0.3)3 (0.1)3 (0.1)25 (1.0)41 (1.6)54 (2.1)51 (2.0)
Average precipitation days (≥ 1 mm)46711420026105

Monthly sunshine hours in Campo Maior, Portugal

The sunniest months in Campo Maior are June, July and August, when the sun shines an average of 13 hours 28 minutes a day. Least sunny months in Campo Maior: January, February and December receive an average of 6 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Campo Maior. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours176221290340401405431403349316223209
Mean daily daylight hours9h 46m10h 44m11h 58m13h 14m14h 18m14h 50m14h 33m13h 36m12h 23m11h 8m10h 2m9h 28m

Solar UV radiation in Campo Maior, Portugal

Campo Maior experiences the highest level of ultraviolet (UV) radiation in May, June and August, when the maximum UV index can reach values of 10 - 11, which corresponds to the Very High / Extreme category of sun exposure. January, February and December are in the 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 Campo Maior UV Index data.

Average daily maximum UV levels by month for Campo Maior. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3469101110108643