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Monthly climate in Sao Matias, Portugal

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sao Matias features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 9 °C (49 °F) and 25 °C (78 °F) through the year, but rarely can drop to -2 °C (29 °F) or can rise to as high as 44 °C (111 °F). The average annual precipitation amounts to about 410 mm (16.1 inches) and receives 52 rainy days on the 1 mm (0.04 inches) threshold annually. Sao Matias enjoys an average of 3805 hours of sunshine throughout the year, and daylight varies from 9 hours 34 minutes to 14 hours 44 minutes per day.

Monthly average temperatures in Sao Matias, Portugal

The warmest months in Sao Matias are July, August and September, with daily mean temperatures ranging from 23 to 25 °C (74 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 9 to 12 °C (49 - 53 °F) throughout the day. On average each year, Sao Matias experiences 134 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Sao Matias. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum22°C
(72°F)		24°C
(76°F)		28°C
(82°F)		30°C
(86°F)		35°C
(96°F)		42°C
(108°F)		42°C
(108°F)		44°C
(111°F)		38°C
(100°F)		34°C
(94°F)		25°C
(78°F)		21°C
(70°F)
Mean maximum19°C
(67°F)		22°C
(72°F)		25°C
(77°F)		28°C
(82°F)		33°C
(92°F)		36°C
(97°F)		39°C
(102°F)		40°C
(103°F)		36°C
(97°F)		32°C
(91°F)		24°C
(75°F)		20°C
(68°F)
Average high15°C
(59°F)		17°C
(64°F)		19°C
(66°F)		21°C
(70°F)		26°C
(80°F)		29°C
(84°F)		32°C
(90°F)		33°C
(92°F)		30°C
(87°F)		26°C
(79°F)		19°C
(66°F)		16°C
(61°F)
Daily mean9°C
(49°F)		12°C
(53°F)		13°C
(56°F)		15°C
(60°F)		20°C
(68°F)		22°C
(72°F)		24°C
(76°F)		25°C
(78°F)		23°C
(74°F)		19°C
(67°F)		14°C
(57°F)		11°C
(53°F)
Average low5°C
(41°F)		7°C
(45°F)		8°C
(47°F)		10°C
(51°F)		13°C
(56°F)		15°C
(60°F)		17°C
(63°F)		18°C
(64°F)		17°C
(63°F)		13°C
(56°F)		9°C
(49°F)		7°C
(46°F)
Mean minimum0°C
(33°F)		2°C
(37°F)		3°C
(38°F)		6°C
(43°F)		8°C
(47°F)		11°C
(52°F)		13°C
(56°F)		14°C
(58°F)		12°C
(54°F)		8°C
(46°F)		4°C
(39°F)		2°C
(36°F)
Minimum-2°C
(29°F)		0°C
(32°F)		2°C
(35°F)		4°C
(40°F)		5°C
(42°F)		10°C
(50°F)		12°C
(54°F)		13°C
(57°F)		10°C
(51°F)		6°C
(42°F)		3°C
(37°F)		-1°C
(31°F)

Compare climate in Sao Matias with other places

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

Monthly average precipitation in Sao Matias, Portugal

Sao Matias usually has the most precipitation in March, April and November, with an average of 8 rainy days and 65 mm (2.5 inches) of precipitation per month. The driest months in Sao Matias 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 Sao Matias. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)26 (1.0)41 (1.6)80 (3.1)60 (2.4)27 (1.1)9 (0.3)2 (0.1)1 (0.0)22 (0.9)43 (1.7)54 (2.1)46 (1.8)
Average precipitation days (≥ 1 mm)3581052001486

Monthly sunshine hours in Sao Matias, Portugal

The sunniest months in Sao Matias are May, June and July, when the sun shines an average of 13 hours 25 minutes a day. Least sunny months in Sao Matias: January, February and December receive an average of 6 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sao Matias. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours188221295345403402427400349318230220
Mean daily daylight hours9h 51m10h 47m11h 58m13h 11m14h 13m14h 44m14h 27m13h 33m12h 23m11h 10m10h 6m9h 34m

Solar UV radiation in Sao Matias, Portugal

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

Average daily maximum UV levels by month for Sao Matias. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)3579101111109743