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Monthly climate in Palmas, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Palmas features a humid subtropical climate (Cfa). Temperatures typically range between 13 °C (55 °F) and 20 °C (69 °F) through the year, but rarely can drop to -4 °C (25 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 1546 mm (60.9 inches) and receives 143 rainy days on the 1 mm (0.04 inches) threshold annually. Palmas enjoys an average of 3282 hours of sunshine throughout the year, and daylight varies from 10 hours 29 minutes to 13 hours 45 minutes per day.

Monthly average temperatures in Palmas, Brazil

The warmest months in Palmas are January, February and December, with daily mean temperatures ranging from 20 to 20 °C (68 - 69 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 13 to 14 °C (55 - 57 °F) throughout the day. On average each year, Palmas experiences 99 days above 25 °C (77.0 °F) and 4 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
Maximum31°C
(89°F)		31°C
(89°F)		30°C
(86°F)		27°C
(80°F)		26°C
(80°F)		25°C
(77°F)		25°C
(77°F)		29°C
(84°F)		31°C
(88°F)		32°C
(90°F)		30°C
(86°F)		31°C
(88°F)
Mean maximum29°C
(84°F)		29°C
(85°F)		29°C
(84°F)		26°C
(80°F)		25°C
(77°F)		22°C
(72°F)		24°C
(76°F)		27°C
(82°F)		30°C
(86°F)		29°C
(85°F)		29°C
(84°F)		30°C
(85°F)
Average high25°C
(77°F)		25°C
(78°F)		25°C
(77°F)		22°C
(72°F)		19°C
(66°F)		18°C
(64°F)		18°C
(65°F)		20°C
(68°F)		23°C
(74°F)		23°C
(73°F)		24°C
(76°F)		26°C
(78°F)
Daily mean20°C
(69°F)		20°C
(68°F)		19°C
(67°F)		17°C
(63°F)		14°C
(58°F)		13°C
(56°F)		13°C
(55°F)		14°C
(57°F)		18°C
(64°F)		18°C
(64°F)		19°C
(66°F)		20°C
(68°F)
Average low17°C
(63°F)		16°C
(61°F)		16°C
(60°F)		13°C
(56°F)		11°C
(52°F)		10°C
(50°F)		8°C
(47°F)		9°C
(49°F)		13°C
(56°F)		13°C
(56°F)		14°C
(58°F)		16°C
(60°F)
Mean minimum13°C
(56°F)		11°C
(52°F)		12°C
(53°F)		6°C
(43°F)		3°C
(38°F)		2°C
(35°F)		-2°C
(29°F)		0°C
(32°F)		8°C
(46°F)		8°C
(47°F)		10°C
(51°F)		10°C
(51°F)
Minimum12°C
(54°F)		8°C
(46°F)		10°C
(50°F)		3°C
(37°F)		0°C
(33°F)		-3°C
(27°F)		-4°C
(25°F)		-2°C
(29°F)		5°C
(41°F)		5°C
(42°F)		9°C
(48°F)		7°C
(46°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 January, October and December, with an average of 16 rainy days and 180 mm (7.1 inches) of precipitation per month. The driest months in Palmas are April, July and August. On average, 73 mm (2.9 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)195 (7.7)137 (5.4)125 (4.9)71 (2.8)145 (5.7)136 (5.4)54 (2.1)93 (3.6)98 (3.9)188 (7.4)148 (5.8)156 (6.1)
Average precipitation days (≥ 1 mm)18171571010679161216

Monthly sunshine hours in Palmas, Brazil

The sunniest months in Palmas are February, November and December, when the sun shines an average of 10 hours 24 minutes a day. Least sunny months in Palmas: January, May and June receive an average of 7 hours 31 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 hours226294287276239226274275276263308333
Mean daily daylight hours13h 34m12h 57m12h 12m11h 25m10h 47m10h 29m10h 39m11h 12m11h 56m12h 43m13h 24m13h 45m

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 - 15, which corresponds to the Extreme category of sun exposure. May, June and July are in the High exposure category. In these months, the maximum values of the UV index do not exceed 7. 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)15151311766811141515