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Monthly climate in Guarda, Portugal

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Guarda features a warm-summer Mediterranean climate (Csb). Temperatures typically range between 5 °C (42 °F) and 22 °C (72 °F) through the year, but rarely can drop to -5 °C (24 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 654 mm (25.7 inches) and receives 87 rainy days on the 1 mm (0.04 inches) threshold annually. Guarda enjoys an average of 3705 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 Guarda, Portugal

The warmest months in Guarda are July, August and September, with daily mean temperatures ranging from 19 to 22 °C (67 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 5 to 8 °C (42 - 47 °F) throughout the day. On average each year, Guarda experiences 82 days above 25 °C (77.0 °F) and 19 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Guarda. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum16°C
(61°F)		20°C
(69°F)		23°C
(74°F)		25°C
(77°F)		31°C
(88°F)		37°C
(99°F)		36°C
(98°F)		38°C
(100°F)		33°C
(92°F)		30°C
(86°F)		20°C
(69°F)		15°C
(59°F)
Mean maximum14°C
(58°F)		18°C
(64°F)		20°C
(69°F)		24°C
(75°F)		29°C
(84°F)		32°C
(89°F)		34°C
(94°F)		35°C
(96°F)		31°C
(89°F)		27°C
(80°F)		18°C
(65°F)		15°C
(58°F)
Average high10°C
(50°F)		13°C
(55°F)		14°C
(57°F)		16°C
(62°F)		21°C
(71°F)		25°C
(77°F)		29°C
(84°F)		29°C
(85°F)		25°C
(78°F)		20°C
(69°F)		13°C
(56°F)		11°C
(52°F)
Daily mean5°C
(42°F)		8°C
(47°F)		9°C
(49°F)		12°C
(53°F)		16°C
(61°F)		19°C
(66°F)		22°C
(72°F)		22°C
(72°F)		19°C
(67°F)		15°C
(59°F)		9°C
(49°F)		7°C
(45°F)
Average low2°C
(36°F)		4°C
(40°F)		5°C
(41°F)		7°C
(45°F)		10°C
(51°F)		13°C
(56°F)		15°C
(60°F)		15°C
(60°F)		14°C
(57°F)		10°C
(50°F)		6°C
(43°F)		4°C
(40°F)
Mean minimum-3°C
(27°F)		-1°C
(31°F)		0°C
(33°F)		1°C
(33°F)		4°C
(40°F)		8°C
(47°F)		10°C
(50°F)		10°C
(50°F)		9°C
(48°F)		4°C
(39°F)		1°C
(34°F)		-1°C
(31°F)
Minimum-5°C
(24°F)		-3°C
(27°F)		-1°C
(31°F)		-2°C
(29°F)		1°C
(34°F)		6°C
(43°F)		7°C
(46°F)		9°C
(49°F)		7°C
(44°F)		0°C
(32°F)		-1°C
(30°F)		-3°C
(27°F)

Compare climate in Guarda with other places

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

Monthly average precipitation in Guarda, Portugal

Guarda usually has the most precipitation in March, April and November, with an average of 11 rainy days and 89 mm (3.5 inches) of precipitation per month. The driest months in Guarda are June, July and August. On average, 17 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guarda. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)38 (1.5)67 (2.7)87 (3.4)88 (3.5)40 (1.6)28 (1.1)11 (0.5)10 (0.4)40 (1.6)66 (2.6)92 (3.6)85 (3.3)
Average precipitation days (≥ 1 mm)689147633461110

Monthly sunshine hours in Guarda, Portugal

The sunniest months in Guarda are June, July and August, when the sun shines an average of 13 hours 30 minutes a day. Least sunny months in Guarda: January, November and December receive an average of 6 hours 8 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guarda. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours162214283341403405432403347308214188
Mean daily daylight hours9h 37m10h 39m11h 57m13h 18m14h 26m15h 0m14h 42m13h 42m12h 24m11h 4m9h 54m9h 18m

Solar UV radiation in Guarda, Portugal

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

Average daily maximum UV levels by month for Guarda. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)346910111098642