nomadseason

Monthly climate in Barro Alto, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Barro Alto features a tropical savanna climate (Aw). Temperatures typically range between 20 °C (69 °F) and 25 °C (77 °F) through the year, but rarely can drop to 13 °C (55 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 459 mm (18.1 inches) and receives 47 rainy days on the 1 mm (0.04 inches) threshold annually. Barro Alto enjoys an average of 3837 hours of sunshine throughout the year, and daylight varies from 11 hours 25 minutes to 12 hours 47 minutes per day.

Monthly average temperatures in Barro Alto, Brazil

The warmest months in Barro Alto are February, March and October, with daily mean temperatures ranging from 25 to 25 °C (77 - 77 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 20 to 21 °C (69 - 71 °F) throughout the day. On average each year, Barro Alto experiences 311 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 Barro Alto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(93°F)		35°C
(96°F)		34°C
(94°F)		34°C
(93°F)		34°C
(94°F)		32°C
(90°F)		34°C
(93°F)		33°C
(91°F)		38°C
(100°F)		37°C
(99°F)		36°C
(97°F)		36°C
(98°F)
Mean maximum33°C
(92°F)		33°C
(92°F)		33°C
(92°F)		32°C
(91°F)		32°C
(90°F)		30°C
(86°F)		30°C
(86°F)		31°C
(88°F)		34°C
(93°F)		35°C
(95°F)		33°C
(91°F)		33°C
(91°F)
Average high30°C
(87°F)		30°C
(87°F)		30°C
(87°F)		29°C
(85°F)		29°C
(84°F)		27°C
(82°F)		27°C
(80°F)		28°C
(82°F)		30°C
(86°F)		32°C
(90°F)		30°C
(86°F)		30°C
(86°F)
Daily mean25°C
(76°F)		25°C
(77°F)		25°C
(77°F)		24°C
(75°F)		23°C
(73°F)		21°C
(71°F)		20°C
(69°F)		21°C
(70°F)		23°C
(73°F)		25°C
(77°F)		24°C
(76°F)		24°C
(76°F)
Average low19°C
(67°F)		20°C
(68°F)		20°C
(68°F)		19°C
(67°F)		18°C
(65°F)		17°C
(63°F)		16°C
(60°F)		16°C
(61°F)		17°C
(63°F)		19°C
(67°F)		20°C
(68°F)		20°C
(67°F)
Mean minimum18°C
(64°F)		18°C
(65°F)		18°C
(64°F)		17°C
(63°F)		15°C
(59°F)		15°C
(60°F)		13°C
(56°F)		14°C
(57°F)		15°C
(59°F)		17°C
(63°F)		17°C
(64°F)		17°C
(64°F)
Minimum16°C
(61°F)		17°C
(63°F)		16°C
(62°F)		15°C
(60°F)		14°C
(57°F)		13°C
(56°F)		13°C
(55°F)		13°C
(56°F)		14°C
(57°F)		16°C
(62°F)		16°C
(61°F)		16°C
(61°F)

Compare climate in Barro Alto with other places

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

Monthly average precipitation in Barro Alto, Brazil

Barro Alto usually has the most precipitation in March, November and December, with an average of 8 rainy days and 91 mm (3.6 inches) of precipitation per month. The driest months in Barro Alto are June, August and September. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Barro Alto. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)39 (1.5)53 (2.1)75 (2.9)41 (1.6)9 (0.3)5 (0.2)6 (0.2)5 (0.2)5 (0.2)24 (0.9)104 (4.1)94 (3.7)
Average precipitation days (≥ 1 mm)399610000388

Monthly sunshine hours in Barro Alto, Brazil

The sunniest months in Barro Alto are August, September and October, when the sun shines an average of 11 hours 4 minutes a day. Least sunny months in Barro Alto: January, February and April receive an average of 9 hours 49 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Barro Alto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours283287326312323313327335332350313329
Mean daily daylight hours12h 42m12h 27m12h 8m11h 48m11h 33m11h 25m11h 29m11h 43m12h 1m12h 21m12h 38m12h 47m

Solar UV radiation in Barro Alto, Brazil

Barro Alto experiences the highest level of ultraviolet (UV) radiation in March, November and December, when the maximum UV index can reach values of 15 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 12. For more detailed information, check out our hourly Barro Alto UV Index data.

Average daily maximum UV levels by month for Barro Alto. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151515141210111313151515