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Monthly climate in Goias, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Goias features a tropical savanna climate (Aw). Temperatures typically range between 23 °C (74 °F) and 29 °C (84 °F) through the year, but rarely can drop to 9 °C (48 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 1208 mm (47.6 inches) and receives 138 rainy days on the 1 mm (0.04 inches) threshold annually. Goias enjoys an average of 3625 hours of sunshine throughout the year, and daylight varies from 11 hours 10 minutes to 13 hours 2 minutes per day.

Monthly average temperatures in Goias, Brazil

The warmest months in Goias are August, September and October, with daily mean temperatures ranging from 26 to 29 °C (79 - 84 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 23 to 24 °C (74 - 76 °F) throughout the day. On average each year, Goias experiences 322 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 Goias. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(96°F)		36°C
(97°F)		35°C
(94°F)		35°C
(95°F)		33°C
(92°F)		33°C
(92°F)		33°C
(91°F)		37°C
(99°F)		40°C
(104°F)		41°C
(106°F)		36°C
(96°F)		35°C
(96°F)
Mean maximum35°C
(94°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		33°C
(91°F)		33°C
(91°F)		36°C
(97°F)		39°C
(102°F)		39°C
(102°F)		34°C
(94°F)		34°C
(93°F)
Average high30°C
(86°F)		29°C
(85°F)		30°C
(87°F)		31°C
(87°F)		30°C
(87°F)		31°C
(87°F)		30°C
(87°F)		33°C
(92°F)		36°C
(96°F)		34°C
(93°F)		30°C
(87°F)		30°C
(86°F)
Daily mean25°C
(78°F)		25°C
(77°F)		25°C
(78°F)		25°C
(78°F)		24°C
(76°F)		24°C
(75°F)		23°C
(74°F)		26°C
(79°F)		29°C
(84°F)		28°C
(82°F)		25°C
(78°F)		25°C
(78°F)
Average low22°C
(71°F)		21°C
(71°F)		21°C
(71°F)		21°C
(70°F)		19°C
(67°F)		19°C
(66°F)		17°C
(64°F)		20°C
(68°F)		23°C
(73°F)		23°C
(73°F)		22°C
(71°F)		22°C
(71°F)
Mean minimum20°C
(69°F)		20°C
(68°F)		19°C
(67°F)		18°C
(65°F)		14°C
(57°F)		16°C
(60°F)		13°C
(55°F)		16°C
(62°F)		19°C
(67°F)		20°C
(69°F)		20°C
(68°F)		20°C
(68°F)
Minimum20°C
(68°F)		20°C
(67°F)		18°C
(64°F)		15°C
(60°F)		9°C
(48°F)		14°C
(57°F)		9°C
(49°F)		16°C
(61°F)		17°C
(62°F)		18°C
(64°F)		19°C
(67°F)		19°C
(67°F)

Compare climate in Goias with other places

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

Monthly average precipitation in Goias, Brazil

Goias usually has the most precipitation in February, November and December, with an average of 23 rainy days and 222 mm (8.7 inches) of precipitation per month. The driest months in Goias are June, July and August. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Goias. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)153 (6.0)223 (8.8)176 (6.9)92 (3.6)10 (0.4)0 (0.0)0 (0.0)1 (0.0)6 (0.2)104 (4.1)190 (7.5)254 (10.0)
Average precipitation days (≥ 1 mm)1623231420001132323

Monthly sunshine hours in Goias, Brazil

The sunniest months in Goias are July, August and September, when the sun shines an average of 10 hours 47 minutes a day. Least sunny months in Goias: 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 Goias. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours246256294308325314331332327324278283
Mean daily daylight hours12h 56m12h 35m12h 9m11h 42m11h 21m11h 10m11h 16m11h 35m12h 0m12h 27m12h 50m13h 2m

Solar UV radiation in Goias, Brazil

Goias experiences the highest level of ultraviolet (UV) radiation in February, 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 exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Goias UV Index data.

Average daily maximum UV levels by month for Goias. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1516141210991112141516