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Monthly climate in Santarem, Portugal

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Santarem features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 10 °C (50 °F) and 22 °C (72 °F) through the year, but rarely can drop to -3 °C (26 °F) or can rise to as high as 43 °C (110 °F).The average annual precipitation amounts to about 554 mm (21.8 inches) and receives 68 rainy days on the 1 mm (0.04 inches) threshold annually.Santarem enjoys an average of 3758 hours of sunshine throughout the year, and daylight varies from 9 hours 26 minutes to 14 hours 52 minutes per day.

Monthly average temperatures in Santarem, Portugal §

The warmest months in Santarem are July, August and September, with daily mean temperatures ranging from 21 to 22 °C (71 - 72 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 10 to 12 °C (50 - 54 °F) throughout the day. On average each year, Santarem experiences 104 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 Santarem, 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 21°C
(69°F)		 25°C
(77°F)		 28°C
(82°F)		 30°C
(86°F)		 36°C
(96°F)		 41°C
(106°F)		 40°C
(104°F)		 43°C
(110°F)		 37°C
(98°F)		 36°C
(97°F)		 25°C
(78°F)		 20°C
(68°F)
Mean maximum 19°C
(66°F)		 22°C
(72°F)		 25°C
(77°F)		 27°C
(81°F)		 33°C
(92°F)		 35°C
(95°F)		 37°C
(98°F)		 37°C
(99°F)		 35°C
(96°F)		 30°C
(87°F)		 23°C
(73°F)		 19°C
(66°F)
Average high 14°C
(58°F)		 17°C
(63°F)		 18°C
(65°F)		 20°C
(68°F)		 24°C
(76°F)		 26°C
(78°F)		 29°C
(84°F)		 29°C
(85°F)		 28°C
(83°F)		 24°C
(75°F)		 18°C
(64°F)		 16°C
(60°F)
Daily mean 10°C
(50°F)		 12°C
(54°F)		 13°C
(56°F)		 15°C
(59°F)		 18°C
(65°F)		 20°C
(68°F)		 22°C
(72°F)		 22°C
(72°F)		 21°C
(71°F)		 18°C
(65°F)		 13°C
(56°F)		 11°C
(53°F)
Average low 6°C
(43°F)		 8°C
(47°F)		 9°C
(49°F)		 11°C
(51°F)		 13°C
(56°F)		 15°C
(59°F)		 17°C
(62°F)		 17°C
(63°F)		 16°C
(61°F)		 13°C
(56°F)		 10°C
(50°F)		 8°C
(47°F)
Mean minimum -0°C
(31°F)		 3°C
(38°F)		 5°C
(41°F)		 6°C
(43°F)		 9°C
(48°F)		 12°C
(55°F)		 14°C
(57°F)		 14°C
(58°F)		 13°C
(55°F)		 8°C
(47°F)		 5°C
(40°F)		 2°C
(36°F)
Minimum -3°C
(26°F)		 1°C
(33°F)		 3°C
(38°F)		 5°C
(41°F)		 7°C
(45°F)		 10°C
(50°F)		 13°C
(56°F)		 13°C
(56°F)		 11°C
(51°F)		 6°C
(44°F)		 3°C
(38°F)		 -2°C
(28°F)

Compare climate in Santarem with other places

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

Monthly average precipitation in Santarem, Portugal §

Santarem usually has the most precipitation in March, April and November, with an average of 9 rainy days and 85 mm (3.3 inches) of precipitation per month.The driest months in Santarem are June, July and August. On average, 8 mm (0.3 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santarem, 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) 38 (1.5) 54 (2.1) 80 (3.1) 86 (3.4) 41 (1.6) 15 (0.6) 3 (0.1) 6 (0.2) 27 (1.1) 55 (2.2) 89 (3.5) 59 (2.3)
Average precipitation days (≥ 1 mm) 5 7 8 11 5 4 1 1 3 5 10 8

Monthly sunshine hours in Santarem, Portugal §

The sunniest months in Santarem are May, June and July, when the sun shines an average of 13 hours 23 minutes a day.Least sunny months in Santarem: January, February and December receive an average of 6 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santarem, 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 177 218 297 346 406 405 419 394 347 310 223 209
Mean daily daylight hours 9h 44m 10h 43m 11h 58m 13h 15m 14h 20m 14h 52m 14h 35m 13h 37m 12h 24m 11h 7m 10h 0m 9h 26m

Solar UV radiation in Santarem, Portugal §

Santarem 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, 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 Santarem UV Index data.

Average daily maximum UV levels by month for Santarem, 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) 3 5 6 9 10 11 10 9 8 6 4 3