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Monthly climate in Caxias do Sul, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Caxias do Sul features a humid subtropical climate (Cfa). Temperatures typically range between 13 °C (55 °F) and 22 °C (73 °F) through the year, but rarely can drop to -3 °C (27 °F) or can rise to as high as 36 °C (97 °F). The average annual precipitation amounts to about 1698 mm (66.8 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually. Caxias do Sul enjoys an average of 3275 hours of sunshine throughout the year, and daylight varies from 10 hours 17 minutes to 13 hours 58 minutes per day.

Monthly average temperatures in Caxias do Sul, Brazil

The warmest months in Caxias do Sul are January, February and December, with daily mean temperatures ranging from 21 to 22 °C (71 - 73 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 13 to 14 °C (55 - 58 °F) throughout the day. On average each year, Caxias do Sul experiences 133 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 Caxias do Sul. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(97°F)		33°C
(92°F)		34°C
(94°F)		30°C
(87°F)		29°C
(84°F)		29°C
(84°F)		28°C
(83°F)		31°C
(89°F)		33°C
(92°F)		35°C
(95°F)		33°C
(92°F)		35°C
(95°F)
Mean maximum33°C
(92°F)		32°C
(89°F)		32°C
(90°F)		29°C
(85°F)		27°C
(81°F)		25°C
(77°F)		27°C
(80°F)		30°C
(86°F)		31°C
(88°F)		31°C
(88°F)		32°C
(91°F)		33°C
(92°F)
Average high28°C
(82°F)		27°C
(81°F)		26°C
(78°F)		23°C
(74°F)		20°C
(67°F)		19°C
(66°F)		18°C
(65°F)		20°C
(69°F)		22°C
(72°F)		23°C
(74°F)		25°C
(77°F)		27°C
(81°F)
Daily mean22°C
(73°F)		21°C
(71°F)		20°C
(69°F)		18°C
(65°F)		15°C
(59°F)		14°C
(57°F)		13°C
(55°F)		14°C
(58°F)		17°C
(62°F)		18°C
(65°F)		19°C
(67°F)		21°C
(71°F)
Average low18°C
(65°F)		17°C
(63°F)		16°C
(61°F)		14°C
(58°F)		11°C
(52°F)		10°C
(50°F)		9°C
(48°F)		10°C
(49°F)		12°C
(55°F)		13°C
(56°F)		14°C
(58°F)		16°C
(61°F)
Mean minimum12°C
(55°F)		11°C
(53°F)		10°C
(49°F)		7°C
(45°F)		5°C
(41°F)		1°C
(34°F)		-1°C
(31°F)		0°C
(33°F)		5°C
(41°F)		7°C
(45°F)		8°C
(48°F)		9°C
(48°F)
Minimum9°C
(49°F)		10°C
(50°F)		8°C
(46°F)		4°C
(39°F)		1°C
(33°F)		-2°C
(29°F)		-3°C
(27°F)		-2°C
(28°F)		-0°C
(31°F)		6°C
(42°F)		7°C
(44°F)		6°C
(42°F)

Compare climate in Caxias do Sul with other places

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

Monthly average precipitation in Caxias do Sul, Brazil

Caxias do Sul usually has the most precipitation in January, May and September, with an average of 13 rainy days and 174 mm (6.8 inches) of precipitation per month. The driest months in Caxias do Sul are April, August and December. On average, 100 mm (3.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Caxias do Sul. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)169 (6.6)161 (6.3)131 (5.2)99 (3.9)175 (6.9)135 (5.3)139 (5.5)90 (3.5)177 (7.0)161 (6.4)150 (5.9)111 (4.4)
Average precipitation days (≥ 1 mm)1514131012119812141213

Monthly sunshine hours in Caxias do Sul, Brazil

The sunniest months in Caxias do Sul are February, November and December, when the sun shines an average of 10 hours 55 minutes a day. Least sunny months in Caxias do Sul: 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 Caxias do Sul. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours259306302264225215244264239274315361
Mean daily daylight hours13h 45m13h 4m12h 12m11h 20m10h 37m10h 17m10h 28m11h 5m11h 55m12h 48m13h 34m13h 58m

Solar UV radiation in Caxias do Sul, Brazil

Caxias do Sul 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 Caxias do Sul UV Index data.

Average daily maximum UV levels by month for Caxias do Sul. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15141210655710131415