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Monthly climate in Mariana, Minas Gerais, Brazil

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Mariana features a subtropical climate (Cwb).Temperatures typically range between 16 °C (61 °F) and 22 °C (72 °F) through the year, but rarely can drop to 4 °C (40 °F) or can rise to as high as 34 °C (93 °F).The average annual precipitation amounts to about 1633 mm (64.3 inches) and receives 151 rainy days on the 1 mm (0.04 inches) threshold annually.Mariana enjoys an average of 3458 hours of sunshine throughout the year, and daylight varies from 10 hours 54 minutes to 13 hours 19 minutes per day.

Monthly average temperatures in Mariana, Minas Gerais, Brazil §

The warmest months in Mariana are January, February and March, with daily mean temperatures ranging from 22 to 22 °C (71 - 72 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 16 to 17 °C (61 - 63 °F) throughout the day. On average each year, Mariana experiences 172 days above 25 °C (77.0 °F) and 0 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Mariana, Minas Gerais, Brazil.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 31°C
(88°F)		 32°C
(90°F)		 31°C
(87°F)		 30°C
(86°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(82°F)		 28°C
(83°F)		 33°C
(92°F)		 34°C
(93°F)		 31°C
(88°F)		 31°C
(87°F)
Mean maximum 30°C
(87°F)		 30°C
(86°F)		 30°C
(85°F)		 28°C
(84°F)		 27°C
(81°F)		 27°C
(80°F)		 26°C
(80°F)		 27°C
(81°F)		 31°C
(88°F)		 31°C
(88°F)		 30°C
(86°F)		 30°C
(86°F)
Average high 27°C
(81°F)		 26°C
(79°F)		 27°C
(80°F)		 25°C
(77°F)		 23°C
(74°F)		 23°C
(73°F)		 22°C
(72°F)		 23°C
(73°F)		 26°C
(79°F)		 26°C
(78°F)		 25°C
(77°F)		 26°C
(79°F)
Daily mean 22°C
(72°F)		 22°C
(71°F)		 22°C
(71°F)		 20°C
(68°F)		 18°C
(64°F)		 17°C
(63°F)		 16°C
(61°F)		 17°C
(62°F)		 20°C
(68°F)		 21°C
(69°F)		 20°C
(69°F)		 21°C
(71°F)
Average low 18°C
(65°F)		 18°C
(65°F)		 18°C
(64°F)		 16°C
(61°F)		 13°C
(56°F)		 13°C
(55°F)		 11°C
(52°F)		 12°C
(54°F)		 15°C
(59°F)		 17°C
(63°F)		 17°C
(63°F)		 18°C
(65°F)
Mean minimum 17°C
(62°F)		 16°C
(62°F)		 14°C
(58°F)		 12°C
(54°F)		 8°C
(47°F)		 9°C
(49°F)		 7°C
(45°F)		 8°C
(46°F)		 10°C
(51°F)		 13°C
(57°F)		 13°C
(56°F)		 15°C
(59°F)
Minimum 16°C
(61°F)		 16°C
(61°F)		 13°C
(56°F)		 11°C
(51°F)		 4°C
(40°F)		 8°C
(46°F)		 5°C
(41°F)		 6°C
(43°F)		 9°C
(48°F)		 12°C
(54°F)		 10°C
(51°F)		 12°C
(55°F)

Compare climate in Mariana with other places

Compare temperature, precipitation, sunshine, UV index in Mariana, Minas Gerais, Brazil with other places around the world.

Monthly average precipitation in Mariana, Minas Gerais, Brazil §

Mariana usually has the most precipitation in February, November and December, with an average of 21 rainy days and 271 mm (10.7 inches) of precipitation per month.The driest months in Mariana are June, July and August. On average, 19 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Mariana, Minas Gerais, Brazil.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) 193 (7.6) 281 (11.1) 190 (7.5) 80 (3.1) 53 (2.1) 15 (0.6) 7 (0.3) 35 (1.4) 55 (2.1) 192 (7.6) 256 (10.1) 277 (10.9)
Average precipitation days (≥ 1 mm) 13 20 16 13 7 4 1 5 7 20 22 23

Monthly sunshine hours in Mariana, Minas Gerais, Brazil §

The sunniest months in Mariana are March, July and September, when the sun shines an average of 10 hours 6 minutes a day.Least sunny months in Mariana: January, February and November receive an average of 8 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Mariana, Minas Gerais, Brazil.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 274 263 312 292 290 283 306 293 310 281 255 293
Mean daily daylight hours 13h 11m 12h 44m 12h 10m 11h 35m 11h 7m 10h 54m 11h 1m 11h 26m 11h 58m 12h 33m 13h 4m 13h 19m

Solar UV radiation in Mariana, Minas Gerais, Brazil §

Mariana experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 17, which corresponds to the Extreme category of sun exposure.May, June and July are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Mariana UV Index data.

Average daily maximum UV levels by month for Mariana, Minas Gerais, Brazil.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) 17 15 14 12 9 7 8 11 12 14 14 16