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Monthly climate in Constancia, Santarém, Portugal

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Constancia features a hot-summer Mediterranean climate (Csa).Temperatures typically range between 9 °C (49 °F) and 23 °C (74 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 44 °C (111 °F).The average annual precipitation amounts to about 624 mm (24.6 inches) and receives 76 rainy days on the 1 mm (0.04 inches) threshold annually.Constancia enjoys an average of 3739 hours of sunshine throughout the year, and daylight varies from 9 hours 25 minutes to 14 hours 53 minutes per day.

Monthly average temperatures in Constancia, Santarém, Portugal §

The warmest months in Constancia are July, August and September, with daily mean temperatures ranging from 22 to 23 °C (71 - 74 °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, Constancia 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 Constancia, Santarém, 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 20°C
(68°F)		 24°C
(75°F)		 27°C
(81°F)		 30°C
(86°F)		 35°C
(96°F)		 41°C
(106°F)		 40°C
(105°F)		 44°C
(111°F)		 38°C
(100°F)		 36°C
(97°F)		 26°C
(79°F)		 20°C
(67°F)
Mean maximum 18°C
(65°F)		 22°C
(72°F)		 25°C
(76°F)		 27°C
(81°F)		 33°C
(92°F)		 36°C
(96°F)		 38°C
(100°F)		 39°C
(102°F)		 36°C
(98°F)		 31°C
(88°F)		 23°C
(73°F)		 19°C
(66°F)
Average high 14°C
(57°F)		 17°C
(62°F)		 18°C
(64°F)		 20°C
(68°F)		 25°C
(77°F)		 27°C
(81°F)		 31°C
(87°F)		 31°C
(89°F)		 29°C
(85°F)		 24°C
(76°F)		 17°C
(63°F)		 15°C
(59°F)
Daily mean 9°C
(49°F)		 12°C
(53°F)		 13°C
(55°F)		 15°C
(59°F)		 19°C
(66°F)		 20°C
(69°F)		 23°C
(73°F)		 23°C
(74°F)		 22°C
(71°F)		 18°C
(65°F)		 13°C
(55°F)		 11°C
(52°F)
Average low 5°C
(42°F)		 7°C
(45°F)		 8°C
(47°F)		 10°C
(50°F)		 13°C
(55°F)		 14°C
(58°F)		 16°C
(62°F)		 16°C
(62°F)		 16°C
(60°F)		 13°C
(55°F)		 9°C
(49°F)		 7°C
(46°F)
Mean minimum -1°C
(31°F)		 2°C
(37°F)		 4°C
(39°F)		 5°C
(42°F)		 8°C
(46°F)		 11°C
(52°F)		 12°C
(55°F)		 13°C
(55°F)		 11°C
(53°F)		 7°C
(44°F)		 4°C
(40°F)		 2°C
(36°F)
Minimum -3°C
(27°F)		 0°C
(33°F)		 2°C
(36°F)		 4°C
(39°F)		 5°C
(42°F)		 9°C
(48°F)		 12°C
(54°F)		 12°C
(54°F)		 9°C
(48°F)		 5°C
(41°F)		 3°C
(38°F)		 -1°C
(30°F)

Compare climate in Constancia with other places

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

Monthly average precipitation in Constancia, Santarém, Portugal §

Constancia usually has the most precipitation in March, April and November, with an average of 10 rainy days and 94 mm (3.7 inches) of precipitation per month.The driest months in Constancia are June, July and August. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Constancia, Santarém, 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) 42 (1.7) 61 (2.4) 94 (3.7) 94 (3.7) 46 (1.8) 19 (0.7) 5 (0.2) 7 (0.3) 30 (1.2) 63 (2.5) 94 (3.7) 68 (2.7)
Average precipitation days (≥ 1 mm) 5 7 9 12 6 5 2 1 4 6 11 8

Monthly sunshine hours in Constancia, Santarém, Portugal §

The sunniest months in Constancia are May, June and July, when the sun shines an average of 13 hours 26 minutes a day.Least sunny months in Constancia: January, February and December receive an average of 6 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Constancia, Santarém, 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 175 218 293 340 407 405 423 395 345 309 220 203
Mean daily daylight hours 9h 43m 10h 42m 11h 58m 13h 15m 14h 20m 14h 53m 14h 36m 13h 38m 12h 24m 11h 7m 9h 59m 9h 25m

Solar UV radiation in Constancia, Santarém, Portugal §

Constancia 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 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 Constancia UV Index data.

Average daily maximum UV levels by month for Constancia, Santarém, 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 4 6 8 10 11 10 9 8 6 4 3