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Monthly climate in Boa Viagem, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Boa Viagem features a tropical savanna climate (As). Temperatures typically range between 26 °C (78 °F) and 28 °C (83 °F) through the year, but rarely can drop to 18 °C (65 °F) or can rise to as high as 37 °C (98 °F). The average annual precipitation amounts to about 592 mm (23.3 inches) and receives 109 rainy days on the 1 mm (0.04 inches) threshold annually. Boa Viagem enjoys an average of 3779 hours of sunshine throughout the year, and daylight varies from 11 hours 49 minutes to 12 hours 24 minutes per day.

Monthly average temperatures in Boa Viagem, Brazil

The warmest months in Boa Viagem are October, November and December, with daily mean temperatures ranging from 28 to 28 °C (83 - 83 °F) throughout the day. The coldest temperatures usually occur in April, May and June, when daily mean temperatures range from 26 to 26 °C (78 - 79 °F) throughout the day. On average each year, Boa Viagem 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 Boa Viagem. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(97°F)		36°C
(96°F)		35°C
(95°F)		32°C
(91°F)		32°C
(91°F)		33°C
(93°F)		33°C
(92°F)		35°C
(95°F)		35°C
(96°F)		36°C
(98°F)		37°C
(98°F)		36°C
(98°F)
Mean maximum35°C
(95°F)		34°C
(94°F)		33°C
(92°F)		32°C
(89°F)		32°C
(89°F)		32°C
(89°F)		32°C
(91°F)		34°C
(94°F)		35°C
(95°F)		36°C
(97°F)		36°C
(97°F)		35°C
(96°F)
Average high32°C
(90°F)		31°C
(89°F)		30°C
(87°F)		30°C
(86°F)		30°C
(86°F)		31°C
(87°F)		31°C
(88°F)		32°C
(91°F)		34°C
(93°F)		34°C
(94°F)		34°C
(94°F)		34°C
(93°F)
Daily mean27°C
(81°F)		26°C
(80°F)		26°C
(79°F)		26°C
(78°F)		26°C
(78°F)		26°C
(79°F)		26°C
(79°F)		27°C
(81°F)		28°C
(82°F)		28°C
(83°F)		28°C
(83°F)		28°C
(83°F)
Average low23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		21°C
(71°F)		21°C
(70°F)		22°C
(71°F)		22°C
(72°F)		23°C
(73°F)		23°C
(74°F)		23°C
(74°F)
Mean minimum21°C
(71°F)		22°C
(71°F)		22°C
(71°F)		21°C
(70°F)		20°C
(69°F)		20°C
(69°F)		19°C
(66°F)		19°C
(67°F)		21°C
(70°F)		21°C
(71°F)		22°C
(72°F)		22°C
(72°F)
Minimum21°C
(69°F)		21°C
(71°F)		21°C
(71°F)		21°C
(69°F)		19°C
(66°F)		19°C
(67°F)		18°C
(65°F)		19°C
(66°F)		20°C
(68°F)		21°C
(70°F)		21°C
(71°F)		21°C
(70°F)

Compare climate in Boa Viagem with other places

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

Monthly average precipitation in Boa Viagem, Brazil

Boa Viagem usually has the most precipitation in February, March and April, with an average of 21 rainy days and 126 mm (5.0 inches) of precipitation per month. The driest months in Boa Viagem 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 Boa Viagem. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)62 (2.5)130 (5.1)135 (5.3)114 (4.5)54 (2.1)23 (0.9)21 (0.8)6 (0.2)4 (0.2)4 (0.2)8 (0.3)29 (1.2)
Average precipitation days (≥ 1 mm)13202421135411016

Monthly sunshine hours in Boa Viagem, Brazil

The sunniest months in Boa Viagem are September, October and December, when the sun shines an average of 11 hours 16 minutes a day. Least sunny months in Boa Viagem: January, February and April receive an average of 9 hours 5 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Boa Viagem. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours259264304293318311309339340354340342
Mean daily daylight hours12h 22m12h 15m12h 6m11h 58m11h 52m11h 49m11h 50m11h 56m12h 3m12h 12m12h 20m12h 24m

Solar UV radiation in Boa Viagem, Brazil

Boa Viagem experiences the highest level of ultraviolet (UV) radiation in March, April and December, when the maximum UV index can reach values of 14 - 15, which corresponds to the Extreme category of sun exposure. June, July and August 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 Boa Viagem UV Index data.

Average daily maximum UV levels by month for Boa Viagem. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)141415151311111213131414