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Monthly climate in Goianapolis, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Goianapolis features a tropical savanna climate (Aw). Temperatures typically range between 20 °C (69 °F) and 26 °C (78 °F) through the year, but rarely can drop to 5 °C (41 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1370 mm (53.9 inches) and receives 141 rainy days on the 1 mm (0.04 inches) threshold annually. Goianapolis enjoys an average of 3605 hours of sunshine throughout the year, and daylight varies from 11 hours 8 minutes to 13 hours 4 minutes per day.

Monthly average temperatures in Goianapolis, Brazil

The warmest months in Goianapolis are January, September and October, with daily mean temperatures ranging from 23 to 26 °C (74 - 78 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 20 to 21 °C (69 - 71 °F) throughout the day. On average each year, Goianapolis experiences 302 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 Goianapolis. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		32°C
(91°F)		32°C
(91°F)		32°C
(89°F)		30°C
(86°F)		29°C
(85°F)		30°C
(86°F)		33°C
(91°F)		37°C
(99°F)		38°C
(100°F)		33°C
(92°F)		33°C
(91°F)
Mean maximum32°C
(90°F)		31°C
(88°F)		31°C
(88°F)		30°C
(87°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		33°C
(91°F)		35°C
(96°F)		35°C
(96°F)		31°C
(89°F)		32°C
(89°F)
Average high28°C
(82°F)		27°C
(82°F)		28°C
(83°F)		28°C
(82°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		30°C
(85°F)		32°C
(90°F)		31°C
(88°F)		28°C
(82°F)		28°C
(82°F)
Daily mean23°C
(74°F)		23°C
(73°F)		23°C
(74°F)		23°C
(73°F)		21°C
(71°F)		21°C
(70°F)		20°C
(69°F)		23°C
(73°F)		26°C
(78°F)		25°C
(77°F)		23°C
(74°F)		23°C
(74°F)
Average low19°C
(67°F)		19°C
(67°F)		19°C
(67°F)		18°C
(65°F)		16°C
(62°F)		16°C
(60°F)		14°C
(58°F)		17°C
(63°F)		19°C
(67°F)		20°C
(68°F)		19°C
(67°F)		19°C
(67°F)
Mean minimum18°C
(64°F)		18°C
(64°F)		17°C
(63°F)		16°C
(60°F)		11°C
(51°F)		13°C
(55°F)		10°C
(50°F)		12°C
(55°F)		16°C
(61°F)		18°C
(64°F)		18°C
(64°F)		17°C
(64°F)
Minimum16°C
(61°F)		17°C
(63°F)		16°C
(60°F)		13°C
(57°F)		5°C
(41°F)		11°C
(53°F)		7°C
(44°F)		11°C
(52°F)		12°C
(54°F)		15°C
(58°F)		17°C
(63°F)		16°C
(61°F)

Compare climate in Goianapolis with other places

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

Monthly average precipitation in Goianapolis, Brazil

Goianapolis usually has the most precipitation in February, November and December, with an average of 23 rainy days and 250 mm (9.9 inches) of precipitation per month. The driest months in Goianapolis 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 Goianapolis. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)153 (6.0)289 (11.4)198 (7.8)109 (4.3)17 (0.7)1 (0.0)0 (0.0)1 (0.0)14 (0.5)126 (5.0)215 (8.5)248 (9.8)
Average precipitation days (≥ 1 mm)1623221420002162323

Monthly sunshine hours in Goianapolis, Brazil

The sunniest months in Goianapolis are July, August and September, when the sun shines an average of 10 hours 41 minutes a day. Least sunny months in Goianapolis: January, February and November receive an average of 8 hours 41 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Goianapolis. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours252253300301320314329328325319276282
Mean daily daylight hours12h 58m12h 36m12h 9m11h 41m11h 19m11h 8m11h 14m11h 33m12h 0m12h 27m12h 52m13h 4m

Solar UV radiation in Goianapolis, Brazil

Goianapolis experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 16 - 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 Goianapolis UV Index data.

Average daily maximum UV levels by month for Goianapolis. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)16161413109101213151616