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Monthly climate in Santa Maria da Boa Vista, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Santa Maria da Boa Vista features a hot semi-arid climate (BSh). Temperatures typically range between 25 °C (77 °F) and 29 °C (85 °F) through the year, but rarely can drop to 17 °C (62 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 363 mm (14.3 inches) and receives 56 rainy days on the 1 mm (0.04 inches) threshold annually. Santa Maria da Boa Vista enjoys an average of 3723 hours of sunshine throughout the year, and daylight varies from 11 hours 36 minutes to 12 hours 36 minutes per day.

Monthly average temperatures in Santa Maria da Boa Vista, Brazil

The warmest months in Santa Maria da Boa Vista are January, October and November, with daily mean temperatures ranging from 29 to 29 °C (84 - 85 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 25 to 26 °C (77 - 79 °F) throughout the day. On average each year, Santa Maria da Boa Vista experiences 329 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 Santa Maria da Boa Vista. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(101°F)		37°C
(100°F)		38°C
(100°F)		36°C
(97°F)		37°C
(99°F)		34°C
(94°F)		35°C
(95°F)		36°C
(96°F)		39°C
(102°F)		38°C
(101°F)		39°C
(103°F)		39°C
(102°F)
Mean maximum37°C
(99°F)		37°C
(99°F)		36°C
(97°F)		35°C
(96°F)		35°C
(95°F)		33°C
(91°F)		34°C
(93°F)		34°C
(94°F)		36°C
(98°F)		37°C
(100°F)		37°C
(100°F)		37°C
(99°F)
Average high34°C
(94°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		32°C
(89°F)		31°C
(88°F)		30°C
(86°F)		32°C
(89°F)		33°C
(92°F)		35°C
(96°F)		35°C
(95°F)		34°C
(94°F)
Daily mean29°C
(84°F)		28°C
(83°F)		28°C
(83°F)		28°C
(82°F)		27°C
(80°F)		26°C
(78°F)		25°C
(77°F)		26°C
(79°F)		27°C
(81°F)		29°C
(84°F)		29°C
(85°F)		29°C
(84°F)
Average low24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		22°C
(72°F)		21°C
(70°F)		20°C
(69°F)		20°C
(69°F)		21°C
(71°F)		23°C
(74°F)		24°C
(75°F)		24°C
(75°F)
Mean minimum22°C
(72°F)		22°C
(72°F)		22°C
(72°F)		22°C
(71°F)		20°C
(68°F)		19°C
(67°F)		18°C
(64°F)		18°C
(65°F)		19°C
(67°F)		21°C
(70°F)		22°C
(72°F)		22°C
(72°F)
Minimum22°C
(71°F)		22°C
(71°F)		21°C
(69°F)		20°C
(69°F)		19°C
(66°F)		18°C
(64°F)		17°C
(62°F)		18°C
(65°F)		18°C
(65°F)		21°C
(69°F)		20°C
(69°F)		21°C
(71°F)

Compare climate in Santa Maria da Boa Vista with other places

Compare temperature, precipitation, sunshine, UV index in Santa Maria da Boa Vista, Brazil with other places around the world.

Monthly average precipitation in Santa Maria da Boa Vista, Brazil

Santa Maria da Boa Vista usually has the most precipitation in February, March and April, with an average of 10 rainy days and 72 mm (2.8 inches) of precipitation per month. The driest months in Santa Maria da Boa Vista are August, September and October. On average, 5 mm (0.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santa Maria da Boa Vista. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)22 (0.9)73 (2.9)86 (3.4)58 (2.3)20 (0.8)13 (0.5)11 (0.4)5 (0.2)5 (0.2)5 (0.2)31 (1.2)36 (1.4)
Average precipitation days (≥ 1 mm)31112963300135

Monthly sunshine hours in Santa Maria da Boa Vista, Brazil

The sunniest months in Santa Maria da Boa Vista are March, October and December, when the sun shines an average of 11 hours 1 minutes a day. Least sunny months in Santa Maria da Boa Vista: January, June and July receive an average of 8 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santa Maria da Boa Vista. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours275298337313301278266309319350336337
Mean daily daylight hours12h 33m12h 21m12h 7m11h 53m11h 41m11h 36m11h 39m11h 49m12h 2m12h 17m12h 30m12h 36m

Solar UV radiation in Santa Maria da Boa Vista, Brazil

Santa Maria da Boa Vista experiences the highest level of ultraviolet (UV) radiation in March, April and November, 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 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 Santa Maria da Boa Vista UV Index data.

Average daily maximum UV levels by month for Santa Maria da Boa Vista. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141415141211111213141514