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Monthly climate in Idanha-a-Nova, Portugal

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Idanha-a-Nova features a hot-summer Mediterranean climate (Csa). Temperatures typically range between 8 °C (46 °F) and 26 °C (78 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 537 mm (21.2 inches) and receives 67 rainy days on the 1 mm (0.04 inches) threshold annually. Idanha-a-Nova enjoys an average of 3718 hours of sunshine throughout the year, and daylight varies from 9 hours 22 minutes to 14 hours 56 minutes per day.

Monthly average temperatures in Idanha-a-Nova, Portugal

The warmest months in Idanha-a-Nova are July, August and September, with daily mean temperatures ranging from 22 to 26 °C (72 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 8 to 10 °C (46 - 51 °F) throughout the day. On average each year, Idanha-a-Nova experiences 118 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 Idanha-a-Nova. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum19°C
(66°F)		23°C
(73°F)		26°C
(79°F)		29°C
(84°F)		33°C
(92°F)		41°C
(106°F)		40°C
(105°F)		42°C
(108°F)		36°C
(97°F)		33°C
(92°F)		23°C
(74°F)		19°C
(67°F)
Mean maximum17°C
(64°F)		20°C
(69°F)		23°C
(74°F)		26°C
(80°F)		32°C
(89°F)		35°C
(96°F)		38°C
(101°F)		39°C
(102°F)		35°C
(96°F)		30°C
(87°F)		21°C
(71°F)		18°C
(65°F)
Average high13°C
(55°F)		15°C
(60°F)		17°C
(62°F)		19°C
(67°F)		25°C
(77°F)		28°C
(83°F)		33°C
(91°F)		33°C
(92°F)		29°C
(84°F)		23°C
(74°F)		16°C
(61°F)		14°C
(57°F)
Daily mean8°C
(46°F)		10°C
(51°F)		12°C
(53°F)		14°C
(58°F)		19°C
(66°F)		22°C
(72°F)		25°C
(78°F)		26°C
(78°F)		22°C
(72°F)		18°C
(64°F)		12°C
(53°F)		10°C
(49°F)
Average low4°C
(40°F)		6°C
(44°F)		7°C
(45°F)		9°C
(49°F)		13°C
(55°F)		16°C
(61°F)		18°C
(65°F)		18°C
(66°F)		16°C
(62°F)		12°C
(55°F)		8°C
(47°F)		6°C
(44°F)
Mean minimum-0°C
(31°F)		2°C
(36°F)		3°C
(37°F)		4°C
(40°F)		7°C
(45°F)		11°C
(52°F)		13°C
(56°F)		14°C
(57°F)		12°C
(54°F)		6°C
(44°F)		3°C
(38°F)		1°C
(34°F)
Minimum-2°C
(28°F)		-0°C
(32°F)		1°C
(35°F)		2°C
(36°F)		4°C
(39°F)		8°C
(47°F)		11°C
(52°F)		13°C
(55°F)		10°C
(51°F)		3°C
(37°F)		1°C
(34°F)		-3°C
(27°F)

Compare climate in Idanha-a-Nova with other places

Compare temperature, precipitation, sunshine, UV index in Idanha-a-Nova, Portugal with other places around the world.

Monthly average precipitation in Idanha-a-Nova, Portugal

Idanha-a-Nova usually has the most precipitation in March, November and December, with an average of 8 rainy days and 81 mm (3.2 inches) of precipitation per month. The driest months in Idanha-a-Nova are June, July and August. On average, 6 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Idanha-a-Nova. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)39 (1.5)53 (2.1)81 (3.2)67 (2.7)28 (1.1)11 (0.4)4 (0.2)3 (0.1)27 (1.1)63 (2.5)79 (3.1)82 (3.2)
Average precipitation days (≥ 1 mm)5781254103598

Monthly sunshine hours in Idanha-a-Nova, Portugal

The sunniest months in Idanha-a-Nova are June, July and August, when the sun shines an average of 13 hours 30 minutes a day. Least sunny months in Idanha-a-Nova: January, November and December receive an average of 6 hours 14 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Idanha-a-Nova. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours164216284340401406432403347310215194
Mean daily daylight hours9h 41m10h 41m11h 58m13h 16m14h 23m14h 56m14h 38m13h 40m12h 24m11h 6m9h 57m9h 22m

Solar UV radiation in Idanha-a-Nova, Portugal

Idanha-a-Nova 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 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 Idanha-a-Nova UV Index data.

Average daily maximum UV levels by month for Idanha-a-Nova. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)34689111098643