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Monthly climate in Sao Marcos, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Sao Marcos features a oceanic climate (Cfb). Temperatures typically range between 12 °C (53 °F) and 21 °C (71 °F) through the year, but rarely can drop to -4 °C (26 °F) or can rise to as high as 34 °C (93 °F). The average annual precipitation amounts to about 1567 mm (61.7 inches) and receives 142 rainy days on the 1 mm (0.04 inches) threshold annually. Sao Marcos enjoys an average of 3255 hours of sunshine throughout the year, and daylight varies from 10 hours 18 minutes to 13 hours 56 minutes per day.

Monthly average temperatures in Sao Marcos, Brazil

The warmest months in Sao Marcos are January, February and December, with daily mean temperatures ranging from 20 to 21 °C (69 - 71 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 12 to 13 °C (53 - 56 °F) throughout the day. On average each year, Sao Marcos experiences 104 days above 25 °C (77.0 °F) and 3 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 Marcos. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(93°F)		31°C
(88°F)		32°C
(91°F)		28°C
(83°F)		27°C
(81°F)		27°C
(80°F)		26°C
(80°F)		29°C
(85°F)		31°C
(88°F)		33°C
(92°F)		31°C
(89°F)		33°C
(92°F)
Mean maximum31°C
(89°F)		30°C
(87°F)		30°C
(87°F)		27°C
(82°F)		25°C
(78°F)		23°C
(74°F)		25°C
(77°F)		28°C
(83°F)		29°C
(85°F)		29°C
(84°F)		30°C
(87°F)		31°C
(89°F)
Average high26°C
(80°F)		26°C
(79°F)		25°C
(76°F)		22°C
(72°F)		19°C
(66°F)		17°C
(64°F)		17°C
(63°F)		19°C
(67°F)		21°C
(71°F)		22°C
(72°F)		24°C
(75°F)		26°C
(79°F)
Daily mean21°C
(71°F)		20°C
(69°F)		19°C
(67°F)		17°C
(63°F)		14°C
(57°F)		13°C
(55°F)		12°C
(53°F)		13°C
(56°F)		16°C
(61°F)		17°C
(63°F)		18°C
(65°F)		20°C
(69°F)
Average low17°C
(63°F)		16°C
(61°F)		15°C
(60°F)		13°C
(56°F)		10°C
(50°F)		9°C
(48°F)		7°C
(45°F)		8°C
(47°F)		12°C
(53°F)		13°C
(55°F)		13°C
(56°F)		15°C
(60°F)
Mean minimum12°C
(53°F)		11°C
(51°F)		9°C
(48°F)		6°C
(43°F)		3°C
(37°F)		0°C
(33°F)		-2°C
(29°F)		-1°C
(31°F)		4°C
(40°F)		7°C
(44°F)		7°C
(45°F)		8°C
(47°F)
Minimum9°C
(49°F)		9°C
(49°F)		7°C
(44°F)		1°C
(34°F)		0°C
(32°F)		-1°C
(30°F)		-4°C
(26°F)		-3°C
(27°F)		-1°C
(31°F)		5°C
(41°F)		4°C
(40°F)		5°C
(41°F)

Compare climate in Sao Marcos with other places

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

Monthly average precipitation in Sao Marcos, Brazil

Sao Marcos usually has the most precipitation in January, May and September, with an average of 13 rainy days and 164 mm (6.5 inches) of precipitation per month. The driest months in Sao Marcos are April, August and December. On average, 89 mm (3.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Sao Marcos. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)158 (6.2)144 (5.7)124 (4.9)90 (3.6)178 (7.0)125 (4.9)134 (5.3)78 (3.1)156 (6.1)142 (5.6)139 (5.5)98 (3.8)
Average precipitation days (≥ 1 mm)1514131012109812141114

Monthly sunshine hours in Sao Marcos, Brazil

The sunniest months in Sao Marcos are February, November and December, when the sun shines an average of 10 hours 48 minutes a day. Least sunny months in Sao Marcos: May, June and September receive an average of 7 hours 29 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Sao Marcos. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours256302296261221214247263246275313356
Mean daily daylight hours13h 44m13h 3m12h 12m11h 21m10h 38m10h 18m10h 29m11h 6m11h 55m12h 47m13h 33m13h 56m

Solar UV radiation in Sao Marcos, Brazil

Sao Marcos experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Moderate / High exposure category. In these months, the maximum values of the UV index do not exceed 6. For more detailed information, check out our hourly Sao Marcos UV Index data.

Average daily maximum UV levels by month for Sao Marcos. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15141310655710131415