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Monthly climate in Piranhas, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Piranhas features a tropical savanna climate (Aw). Temperatures typically range between 23 °C (73 °F) and 28 °C (83 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 949 mm (37.3 inches) and receives 121 rainy days on the 1 mm (0.04 inches) threshold annually. Piranhas enjoys an average of 3631 hours of sunshine throughout the year, and daylight varies from 11 hours 9 minutes to 13 hours 4 minutes per day.

Monthly average temperatures in Piranhas, Brazil

The warmest months in Piranhas are September, October and November, with daily mean temperatures ranging from 26 to 28 °C (79 - 83 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 23 to 24 °C (73 - 75 °F) throughout the day. On average each year, Piranhas experiences 325 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 Piranhas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum36°C
(98°F)		36°C
(97°F)		35°C
(95°F)		34°C
(94°F)		34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		37°C
(100°F)		40°C
(105°F)		41°C
(106°F)		37°C
(100°F)		38°C
(100°F)
Mean maximum35°C
(96°F)		34°C
(93°F)		34°C
(94°F)		34°C
(93°F)		33°C
(92°F)		33°C
(92°F)		33°C
(92°F)		36°C
(98°F)		39°C
(103°F)		39°C
(102°F)		35°C
(96°F)		35°C
(95°F)
Average high30°C
(87°F)		30°C
(86°F)		30°C
(87°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		31°C
(88°F)		33°C
(92°F)		36°C
(97°F)		34°C
(94°F)		31°C
(88°F)		30°C
(87°F)
Daily mean26°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		24°C
(75°F)		24°C
(75°F)		23°C
(73°F)		26°C
(78°F)		28°C
(83°F)		28°C
(82°F)		26°C
(79°F)		26°C
(78°F)
Average low22°C
(71°F)		22°C
(71°F)		21°C
(71°F)		21°C
(69°F)		18°C
(65°F)		17°C
(63°F)		15°C
(59°F)		18°C
(65°F)		20°C
(68°F)		22°C
(72°F)		22°C
(71°F)		22°C
(71°F)
Mean minimum20°C
(68°F)		20°C
(69°F)		19°C
(67°F)		17°C
(63°F)		12°C
(54°F)		14°C
(57°F)		11°C
(52°F)		14°C
(57°F)		16°C
(60°F)		19°C
(66°F)		20°C
(68°F)		20°C
(68°F)
Minimum19°C
(67°F)		19°C
(67°F)		17°C
(63°F)		15°C
(60°F)		7°C
(45°F)		11°C
(53°F)		8°C
(47°F)		13°C
(55°F)		13°C
(57°F)		17°C
(62°F)		19°C
(67°F)		19°C
(67°F)

Compare climate in Piranhas with other places

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

Monthly average precipitation in Piranhas, Brazil

Piranhas usually has the most precipitation in February, November and December, with an average of 20 rainy days and 176 mm (6.9 inches) of precipitation per month. The driest months in Piranhas 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 Piranhas. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)152 (6.0)174 (6.8)143 (5.6)44 (1.7)8 (0.3)1 (0.0)0 (0.0)1 (0.1)6 (0.2)65 (2.6)156 (6.2)199 (7.8)
Average precipitation days (≥ 1 mm)162120920001112021

Monthly sunshine hours in Piranhas, Brazil

The sunniest months in Piranhas are July, August and October, when the sun shines an average of 10 hours 39 minutes a day. Least sunny months in Piranhas: January, February and November receive an average of 8 hours 42 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Piranhas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours243263299310320312330332327328277284
Mean daily daylight hours12h 58m12h 36m12h 9m11h 41m11h 19m11h 9m11h 14m11h 34m12h 0m12h 27m12h 52m13h 4m

Solar UV radiation in Piranhas, Brazil

Piranhas 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 Piranhas UV Index data.

Average daily maximum UV levels by month for Piranhas. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1516141210891112151516