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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 23 °C (73 °F) and 28 °C (82 °F) through the year, but rarely can drop to 9 °C (48 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 1200 mm (47.3 inches) and receives 126 rainy days on the 1 mm (0.04 inches) threshold annually. Barro Alto enjoys an average of 3624 hours of sunshine throughout the year, and daylight varies from 11 hours 14 minutes to 12 hours 59 minutes per day.

Monthly average temperatures in Barro Alto, Brazil

The warmest months in Barro Alto are August, September and October, with daily mean temperatures ranging from 25 to 28 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 23 to 24 °C (73 - 76 °F) throughout the day. On average each year, Barro Alto experiences 321 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
Maximum36°C
(96°F)		35°C
(96°F)		35°C
(95°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		36°C
(98°F)		39°C
(102°F)		40°C
(105°F)		36°C
(98°F)		35°C
(95°F)
Mean maximum35°C
(94°F)		33°C
(92°F)		33°C
(92°F)		33°C
(91°F)		33°C
(91°F)		32°C
(90°F)		32°C
(90°F)		35°C
(96°F)		38°C
(100°F)		38°C
(101°F)		34°C
(94°F)		34°C
(93°F)
Average high30°C
(86°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		30°C
(87°F)		30°C
(87°F)		30°C
(86°F)		33°C
(91°F)		35°C
(95°F)		34°C
(93°F)		30°C
(86°F)		30°C
(86°F)
Daily mean25°C
(78°F)		24°C
(76°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		23°C
(73°F)		25°C
(78°F)		28°C
(82°F)		27°C
(82°F)		25°C
(77°F)		25°C
(77°F)
Average low21°C
(70°F)		21°C
(70°F)		21°C
(70°F)		20°C
(69°F)		19°C
(66°F)		17°C
(63°F)		16°C
(60°F)		18°C
(65°F)		20°C
(69°F)		22°C
(72°F)		21°C
(71°F)		21°C
(70°F)
Mean minimum19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		18°C
(65°F)		15°C
(59°F)		14°C
(58°F)		13°C
(56°F)		15°C
(59°F)		18°C
(64°F)		19°C
(67°F)		20°C
(68°F)		19°C
(67°F)
Minimum19°C
(66°F)		19°C
(66°F)		18°C
(64°F)		16°C
(60°F)		9°C
(48°F)		13°C
(56°F)		13°C
(55°F)		13°C
(56°F)		17°C
(62°F)		17°C
(63°F)		18°C
(65°F)		18°C
(65°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 February, November and December, with an average of 21 rainy days and 235 mm (9.2 inches) of precipitation per month. The driest months in Barro Alto are June, July and August. On average, 1 mm (0.0 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)142 (5.6)254 (10.0)164 (6.5)82 (3.2)9 (0.4)1 (0.0)0 (0.0)1 (0.1)5 (0.2)93 (3.7)199 (7.8)250 (9.9)
Average precipitation days (≥ 1 mm)1522211220001112121

Monthly sunshine hours in Barro Alto, Brazil

The sunniest months in Barro Alto are May, July and August, when the sun shines an average of 10 hours 44 minutes a day. Least sunny months in Barro Alto: January, February and November receive an average of 8 hours 40 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 hours251253293303329318334335328320274280
Mean daily daylight hours12h 53m12h 33m12h 8m11h 44m11h 23m11h 14m11h 19m11h 37m12h 0m12h 25m12h 47m12h 59m

Solar UV radiation in Barro Alto, Brazil

Barro Alto experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 15 - 16, 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 11. 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)16151413119101213151516