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Monthly climate in Palmas, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Palmas features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (78 °F) and 29 °C (85 °F) through the year, but rarely can drop to 15 °C (59 °F) or can rise to as high as 39 °C (103 °F). The average annual precipitation amounts to about 1929 mm (75.9 inches) and receives 159 rainy days on the 1 mm (0.04 inches) threshold annually. Palmas enjoys an average of 3521 hours of sunshine throughout the year, and daylight varies from 11 hours 31 minutes to 12 hours 41 minutes per day.

Monthly average temperatures in Palmas, Brazil

The warmest months in Palmas are August, September and October, with daily mean temperatures ranging from 28 to 29 °C (82 - 85 °F) throughout the day. The coldest temperatures usually occur in January, February and July, when daily mean temperatures range from 25 to 26 °C (78 - 79 °F) throughout the day. On average each year, Palmas 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 Palmas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(95°F)		35°C
(95°F)		34°C
(93°F)		34°C
(94°F)		35°C
(96°F)		35°C
(96°F)		36°C
(96°F)		38°C
(100°F)		39°C
(102°F)		39°C
(103°F)		36°C
(96°F)		35°C
(95°F)
Mean maximum34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		34°C
(93°F)		34°C
(94°F)		35°C
(94°F)		35°C
(95°F)		37°C
(99°F)		38°C
(101°F)		37°C
(99°F)		35°C
(94°F)		34°C
(93°F)
Average high30°C
(86°F)		29°C
(85°F)		30°C
(86°F)		31°C
(88°F)		32°C
(91°F)		33°C
(92°F)		33°C
(92°F)		35°C
(95°F)		36°C
(97°F)		33°C
(92°F)		31°C
(88°F)		30°C
(87°F)
Daily mean26°C
(78°F)		25°C
(78°F)		26°C
(79°F)		26°C
(80°F)		27°C
(80°F)		26°C
(79°F)		26°C
(79°F)		28°C
(82°F)		29°C
(85°F)		28°C
(83°F)		26°C
(80°F)		26°C
(79°F)
Average low22°C
(72°F)		22°C
(73°F)		22°C
(73°F)		23°C
(73°F)		22°C
(71°F)		20°C
(69°F)		19°C
(67°F)		21°C
(70°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)
Mean minimum21°C
(70°F)		21°C
(70°F)		21°C
(71°F)		21°C
(70°F)		19°C
(66°F)		18°C
(65°F)		17°C
(63°F)		17°C
(64°F)		20°C
(68°F)		22°C
(71°F)		21°C
(71°F)		21°C
(71°F)
Minimum20°C
(69°F)		21°C
(69°F)		21°C
(70°F)		20°C
(68°F)		15°C
(59°F)		15°C
(60°F)		16°C
(61°F)		16°C
(61°F)		17°C
(64°F)		20°C
(69°F)		21°C
(70°F)		21°C
(69°F)

Compare climate in Palmas with other places

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

Monthly average precipitation in Palmas, Brazil

Palmas usually has the most precipitation in February, March and December, with an average of 26 rainy days and 345 mm (13.6 inches) of precipitation per month. The driest months in Palmas 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 Palmas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)270 (10.6)409 (16.1)318 (12.5)197 (7.8)25 (1.0)1 (0.0)1 (0.1)1 (0.0)10 (0.4)108 (4.3)281 (11.1)307 (12.1)
Average precipitation days (≥ 1 mm)2226281830001142324

Monthly sunshine hours in Palmas, Brazil

The sunniest months in Palmas are May, July and August, when the sun shines an average of 10 hours 46 minutes a day. Least sunny months in Palmas: January, February and March receive an average of 7 hours 57 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Palmas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours242220261288326320337338325310269279
Mean daily daylight hours12h 37m12h 24m12h 7m11h 51m11h 37m11h 31m11h 34m11h 46m12h 2m12h 19m12h 34m12h 41m

Solar UV radiation in Palmas, Brazil

Palmas experiences the highest level of ultraviolet (UV) radiation in January, 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 / 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 Palmas UV Index data.

Average daily maximum UV levels by month for Palmas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161515141210101213141515