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Monthly climate in Arroio do Meio, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Arroio do Meio features a humid subtropical climate (Cfa). Temperatures typically range between 14 °C (57 °F) and 25 °C (77 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1530 mm (60.2 inches) and receives 139 rainy days on the 1 mm (0.04 inches) threshold annually. Arroio do Meio enjoys an average of 3221 hours of sunshine throughout the year, and daylight varies from 10 hours 16 minutes to 13 hours 58 minutes per day.

Monthly average temperatures in Arroio do Meio, Brazil

The warmest months in Arroio do Meio are January, February and December, with daily mean temperatures ranging from 23 to 25 °C (74 - 77 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 14 to 15 °C (57 - 60 °F) throughout the day. On average each year, Arroio do Meio experiences 179 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 Arroio do Meio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(100°F)		35°C
(96°F)		38°C
(100°F)		33°C
(92°F)		32°C
(90°F)		31°C
(88°F)		29°C
(85°F)		33°C
(92°F)		34°C
(94°F)		37°C
(99°F)		37°C
(100°F)		37°C
(100°F)
Mean maximum36°C
(97°F)		34°C
(94°F)		35°C
(95°F)		32°C
(90°F)		29°C
(84°F)		26°C
(79°F)		28°C
(83°F)		31°C
(89°F)		32°C
(90°F)		33°C
(92°F)		35°C
(95°F)		36°C
(97°F)
Average high30°C
(86°F)		29°C
(85°F)		28°C
(83°F)		25°C
(78°F)		21°C
(70°F)		20°C
(68°F)		19°C
(67°F)		21°C
(70°F)		23°C
(73°F)		24°C
(76°F)		27°C
(80°F)		29°C
(85°F)
Daily mean25°C
(77°F)		24°C
(75°F)		22°C
(73°F)		20°C
(69°F)		16°C
(62°F)		15°C
(59°F)		14°C
(57°F)		15°C
(60°F)		18°C
(64°F)		19°C
(67°F)		21°C
(70°F)		23°C
(74°F)
Average low20°C
(69°F)		19°C
(66°F)		18°C
(64°F)		16°C
(61°F)		13°C
(55°F)		11°C
(52°F)		10°C
(50°F)		11°C
(51°F)		14°C
(57°F)		15°C
(59°F)		16°C
(61°F)		18°C
(64°F)
Mean minimum15°C
(59°F)		13°C
(56°F)		12°C
(54°F)		9°C
(49°F)		6°C
(43°F)		2°C
(37°F)		0°C
(33°F)		2°C
(36°F)		7°C
(44°F)		9°C
(49°F)		10°C
(51°F)		13°C
(55°F)
Minimum12°C
(53°F)		11°C
(53°F)		10°C
(50°F)		6°C
(44°F)		3°C
(38°F)		-0°C
(32°F)		-1°C
(30°F)		-0°C
(32°F)		4°C
(40°F)		7°C
(46°F)		9°C
(48°F)		11°C
(52°F)

Compare climate in Arroio do Meio with other places

Compare temperature, precipitation, sunshine, UV index in Arroio do Meio, Brazil with other places around the world.

Monthly average precipitation in Arroio do Meio, Brazil

Arroio do Meio usually has the most precipitation in May, September and October, with an average of 13 rainy days and 167 mm (6.6 inches) of precipitation per month. The driest months in Arroio do Meio are April, August and December. On average, 91 mm (3.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Arroio do Meio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)129 (5.1)121 (4.8)124 (4.9)95 (3.7)174 (6.9)128 (5.0)122 (4.8)80 (3.1)176 (6.9)150 (5.9)132 (5.2)99 (3.9)
Average precipitation days (≥ 1 mm)1413121012109913151111

Monthly sunshine hours in Arroio do Meio, Brazil

The sunniest months in Arroio do Meio are February, November and December, when the sun shines an average of 10 hours 52 minutes a day. Least sunny months in Arroio do Meio: May, June and September receive an average of 7 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Arroio do Meio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours264308305260223206232253226268311359
Mean daily daylight hours13h 46m13h 5m12h 12m11h 20m10h 37m10h 16m10h 27m11h 5m11h 55m12h 48m13h 35m13h 58m

Solar UV radiation in Arroio do Meio, Brazil

Arroio do Meio experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 13 - 14, 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 Arroio do Meio UV Index data.

Average daily maximum UV levels by month for Arroio do Meio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141312965579121314