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Monthly climate in Guaraniacu, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Guaraniacu features a humid subtropical climate (Cfa). Temperatures typically range between 16 °C (60 °F) and 23 °C (74 °F) through the year, but rarely can drop to -1 °C (30 °F) or can rise to as high as 38 °C (100 °F). The average annual precipitation amounts to about 1644 mm (64.7 inches) and receives 134 rainy days on the 1 mm (0.04 inches) threshold annually. Guaraniacu enjoys an average of 3455 hours of sunshine throughout the year, and daylight varies from 10 hours 35 minutes to 13 hours 39 minutes per day.

Monthly average temperatures in Guaraniacu, Brazil

The warmest months in Guaraniacu are January, February and December, with daily mean temperatures ranging from 23 to 23 °C (73 - 74 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 16 to 17 °C (60 - 63 °F) throughout the day. On average each year, Guaraniacu experiences 208 days above 25 °C (77.0 °F) and 1 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Guaraniacu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(93°F)		36°C
(96°F)		32°C
(90°F)		31°C
(87°F)		30°C
(86°F)		28°C
(82°F)		29°C
(84°F)		32°C
(90°F)		35°C
(95°F)		38°C
(100°F)		34°C
(93°F)		34°C
(93°F)
Mean maximum32°C
(89°F)		33°C
(91°F)		32°C
(89°F)		29°C
(85°F)		28°C
(83°F)		25°C
(77°F)		28°C
(82°F)		31°C
(89°F)		34°C
(94°F)		33°C
(92°F)		32°C
(90°F)		32°C
(90°F)
Average high28°C
(82°F)		28°C
(83°F)		28°C
(82°F)		26°C
(78°F)		22°C
(73°F)		21°C
(70°F)		22°C
(72°F)		24°C
(75°F)		28°C
(82°F)		27°C
(80°F)		28°C
(82°F)		28°C
(83°F)
Daily mean23°C
(74°F)		23°C
(73°F)		22°C
(72°F)		20°C
(68°F)		17°C
(63°F)		16°C
(62°F)		16°C
(60°F)		17°C
(63°F)		21°C
(71°F)		21°C
(71°F)		22°C
(72°F)		23°C
(74°F)
Average low19°C
(67°F)		18°C
(65°F)		18°C
(65°F)		16°C
(60°F)		13°C
(56°F)		12°C
(55°F)		11°C
(51°F)		12°C
(54°F)		16°C
(61°F)		16°C
(62°F)		17°C
(63°F)		18°C
(65°F)
Mean minimum16°C
(61°F)		15°C
(60°F)		14°C
(58°F)		10°C
(50°F)		6°C
(43°F)		5°C
(41°F)		1°C
(34°F)		3°C
(39°F)		10°C
(50°F)		11°C
(51°F)		13°C
(56°F)		14°C
(58°F)
Minimum15°C
(59°F)		13°C
(56°F)		13°C
(56°F)		6°C
(42°F)		4°C
(39°F)		-1°C
(31°F)		-1°C
(30°F)		1°C
(35°F)		8°C
(46°F)		6°C
(44°F)		12°C
(54°F)		12°C
(55°F)

Compare climate in Guaraniacu with other places

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

Monthly average precipitation in Guaraniacu, Brazil

Guaraniacu usually has the most precipitation in January, October and December, with an average of 16 rainy days and 209 mm (8.2 inches) of precipitation per month. The driest months in Guaraniacu are April, July and September. On average, 63 mm (2.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Guaraniacu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)220 (8.7)151 (5.9)145 (5.7)69 (2.7)135 (5.3)157 (6.2)37 (1.5)96 (3.8)82 (3.2)212 (8.4)145 (5.7)195 (7.7)
Average precipitation days (≥ 1 mm)18141661010478151115

Monthly sunshine hours in Guaraniacu, Brazil

The sunniest months in Guaraniacu are March, November and December, when the sun shines an average of 10 hours 32 minutes a day. Least sunny months in Guaraniacu: January, May and June receive an average of 8 hours 7 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Guaraniacu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours242305308289265239288279291283327333
Mean daily daylight hours13h 28m12h 54m12h 11m11h 27m10h 52m10h 35m10h 44m11h 15m11h 57m12h 41m13h 19m13h 39m

Solar UV radiation in Guaraniacu, Brazil

Guaraniacu 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 / Very High exposure category. In these months, the maximum values of the UV index do not exceed 8. For more detailed information, check out our hourly Guaraniacu UV Index data.

Average daily maximum UV levels by month for Guaraniacu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15151311867911141515