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Monthly climate in Rio Piracicaba, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Rio Piracicaba features a humid subtropical climate (Cwa). Temperatures typically range between 17 °C (64 °F) and 24 °C (75 °F) through the year, but rarely can drop to 7 °C (45 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 1276 mm (50.2 inches) and receives 137 rainy days on the 1 mm (0.04 inches) threshold annually. Rio Piracicaba enjoys an average of 3512 hours of sunshine throughout the year, and daylight varies from 10 hours 55 minutes to 13 hours 18 minutes per day.

Monthly average temperatures in Rio Piracicaba, Brazil

The warmest months in Rio Piracicaba are January, February and March, with daily mean temperatures ranging from 23 to 24 °C (73 - 75 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 17 to 18 °C (64 - 65 °F) throughout the day. On average each year, Rio Piracicaba experiences 215 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 Rio Piracicaba. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(92°F)		33°C
(92°F)		32°C
(90°F)		32°C
(89°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		30°C
(86°F)		35°C
(95°F)		35°C
(96°F)		34°C
(93°F)		33°C
(91°F)
Mean maximum32°C
(90°F)		31°C
(87°F)		31°C
(88°F)		30°C
(86°F)		28°C
(83°F)		28°C
(82°F)		28°C
(82°F)		29°C
(84°F)		33°C
(92°F)		33°C
(92°F)		32°C
(89°F)		31°C
(88°F)
Average high29°C
(84°F)		27°C
(82°F)		28°C
(82°F)		26°C
(79°F)		24°C
(76°F)		24°C
(75°F)		23°C
(74°F)		24°C
(75°F)		27°C
(81°F)		27°C
(81°F)		26°C
(80°F)		27°C
(82°F)
Daily mean24°C
(75°F)		23°C
(73°F)		23°C
(73°F)		21°C
(70°F)		19°C
(67°F)		18°C
(65°F)		17°C
(64°F)		18°C
(65°F)		21°C
(70°F)		22°C
(72°F)		22°C
(71°F)		23°C
(73°F)
Average low20°C
(67°F)		19°C
(67°F)		19°C
(66°F)		17°C
(63°F)		15°C
(59°F)		14°C
(57°F)		12°C
(54°F)		13°C
(56°F)		16°C
(61°F)		18°C
(65°F)		18°C
(65°F)		19°C
(67°F)
Mean minimum18°C
(64°F)		18°C
(64°F)		16°C
(61°F)		14°C
(57°F)		10°C
(50°F)		11°C
(52°F)		9°C
(49°F)		9°C
(48°F)		12°C
(55°F)		15°C
(59°F)		15°C
(59°F)		16°C
(62°F)
Minimum17°C
(63°F)		17°C
(62°F)		14°C
(58°F)		13°C
(56°F)		7°C
(45°F)		9°C
(49°F)		8°C
(46°F)		8°C
(46°F)		11°C
(52°F)		13°C
(56°F)		13°C
(56°F)		14°C
(57°F)

Compare climate in Rio Piracicaba with other places

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

Monthly average precipitation in Rio Piracicaba, Brazil

Rio Piracicaba usually has the most precipitation in February, November and December, with an average of 20 rainy days and 213 mm (8.4 inches) of precipitation per month. The driest months in Rio Piracicaba are June, July and August. On average, 14 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Rio Piracicaba. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)135 (5.3)219 (8.6)166 (6.5)77 (3.0)43 (1.7)11 (0.4)7 (0.3)23 (0.9)31 (1.2)144 (5.7)208 (8.2)212 (8.3)
Average precipitation days (≥ 1 mm)1119151272345162221

Monthly sunshine hours in Rio Piracicaba, Brazil

The sunniest months in Rio Piracicaba are March, July and September, when the sun shines an average of 10 hours 10 minutes a day. Least sunny months in Rio Piracicaba: January, February and November receive an average of 8 hours 54 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Rio Piracicaba. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours278267312298295290309303314286255300
Mean daily daylight hours13h 9m12h 43m12h 10m11h 36m11h 8m10h 55m11h 2m11h 26m11h 58m12h 33m13h 3m13h 18m

Solar UV radiation in Rio Piracicaba, Brazil

Rio Piracicaba experiences the highest level of ultraviolet (UV) radiation in January, November and December, when the maximum UV index can reach values of 15 - 17, which corresponds to the Extreme category of sun exposure. May, June and July are in the High / Very High exposure category. In these months, the maximum values of the UV index do not exceed 9. For more detailed information, check out our hourly Rio Piracicaba UV Index data.

Average daily maximum UV levels by month for Rio Piracicaba. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)171514129781012141516