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Monthly climate in Araguaina, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Araguaina features a tropical savanna climate (Aw). Temperatures typically range between 26 °C (79 °F) and 29 °C (85 °F) through the year, but rarely can drop to 15 °C (60 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 1643 mm (64.7 inches) and receives 169 rainy days on the 1 mm (0.04 inches) threshold annually. Araguaina enjoys an average of 3502 hours of sunshine throughout the year, and daylight varies from 11 hours 41 minutes to 12 hours 31 minutes per day.

Monthly average temperatures in Araguaina, Brazil

The warmest months in Araguaina are August, September and October, with daily mean temperatures ranging from 28 to 29 °C (83 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and March, when daily mean temperatures range from 26 to 26 °C (79 - 79 °F) throughout the day. On average each year, Araguaina experiences 328 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 Araguaina. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(93°F)		34°C
(94°F)		34°C
(93°F)		35°C
(95°F)		35°C
(95°F)		35°C
(96°F)		36°C
(98°F)		38°C
(101°F)		39°C
(103°F)		39°C
(102°F)		36°C
(96°F)		35°C
(95°F)
Mean maximum33°C
(92°F)		33°C
(91°F)		33°C
(92°F)		34°C
(93°F)		34°C
(94°F)		34°C
(94°F)		36°C
(97°F)		37°C
(100°F)		37°C
(100°F)		36°C
(97°F)		34°C
(94°F)		34°C
(93°F)
Average high30°C
(87°F)		30°C
(86°F)		30°C
(87°F)		31°C
(88°F)		33°C
(91°F)		33°C
(92°F)		34°C
(93°F)		35°C
(96°F)		36°C
(96°F)		33°C
(92°F)		31°C
(88°F)		31°C
(87°F)
Daily mean26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(80°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		28°C
(83°F)		29°C
(85°F)		28°C
(83°F)		26°C
(80°F)		26°C
(79°F)
Average low23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		21°C
(71°F)		20°C
(69°F)		21°C
(70°F)		23°C
(74°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)
Mean minimum21°C
(70°F)		21°C
(71°F)		21°C
(71°F)		21°C
(71°F)		20°C
(69°F)		19°C
(67°F)		17°C
(64°F)		18°C
(65°F)		20°C
(68°F)		21°C
(71°F)		21°C
(71°F)		22°C
(71°F)
Minimum20°C
(69°F)		21°C
(70°F)		21°C
(70°F)		21°C
(69°F)		18°C
(65°F)		17°C
(63°F)		16°C
(61°F)		15°C
(60°F)		17°C
(63°F)		20°C
(68°F)		20°C
(68°F)		21°C
(70°F)

Compare climate in Araguaina with other places

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

Monthly average precipitation in Araguaina, Brazil

Araguaina usually has the most precipitation in February, March and April, with an average of 26 rainy days and 290 mm (11.4 inches) of precipitation per month. The driest months in Araguaina are June, July and August. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Araguaina. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)217 (8.6)314 (12.4)333 (13.1)222 (8.8)53 (2.1)4 (0.2)3 (0.1)2 (0.1)13 (0.5)72 (2.8)192 (7.6)216 (8.5)
Average precipitation days (≥ 1 mm)2327282390002102225

Monthly sunshine hours in Araguaina, Brazil

The sunniest months in Araguaina are July, August and September, when the sun shines an average of 10 hours 58 minutes a day. Least sunny months in Araguaina: January, February and March receive an average of 7 hours 39 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Araguaina. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours234209253279327325336341331325269269
Mean daily daylight hours12h 28m12h 19m12h 7m11h 55m11h 46m11h 41m11h 44m11h 52m12h 3m12h 15m12h 25m12h 31m

Solar UV radiation in Araguaina, Brazil

Araguaina experiences the highest level of ultraviolet (UV) radiation in January, February and March, 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 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 Araguaina UV Index data.

Average daily maximum UV levels by month for Araguaina. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151515141211111213131414