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Monthly climate in Catu, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Catu features a tropical rainforest climate (Af). Temperatures typically range between 22 °C (73 °F) and 27 °C (82 °F) through the year, but rarely can drop to 15 °C (60 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 807 mm (31.8 inches) and receives 187 rainy days on the 1 mm (0.04 inches) threshold annually. Catu enjoys an average of 3847 hours of sunshine throughout the year, and daylight varies from 11 hours 23 minutes to 12 hours 49 minutes per day.

Monthly average temperatures in Catu, Brazil

The warmest months in Catu are January, February and March, with daily mean temperatures ranging from 27 to 27 °C (81 - 82 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 22 to 23 °C (73 - 74 °F) throughout the day. On average each year, Catu experiences 313 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 Catu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(96°F)		38°C
(101°F)		38°C
(101°F)		36°C
(97°F)		33°C
(91°F)		31°C
(87°F)		30°C
(87°F)		32°C
(90°F)		34°C
(93°F)		37°C
(98°F)		36°C
(97°F)		36°C
(97°F)
Mean maximum34°C
(94°F)		35°C
(96°F)		36°C
(97°F)		34°C
(93°F)		31°C
(89°F)		29°C
(85°F)		29°C
(84°F)		29°C
(85°F)		31°C
(89°F)		34°C
(94°F)		34°C
(93°F)		34°C
(94°F)
Average high32°C
(90°F)		33°C
(91°F)		32°C
(90°F)		30°C
(86°F)		28°C
(83°F)		27°C
(81°F)		26°C
(79°F)		27°C
(80°F)		28°C
(83°F)		31°C
(87°F)		31°C
(88°F)		31°C
(89°F)
Daily mean27°C
(81°F)		27°C
(82°F)		27°C
(81°F)		26°C
(79°F)		24°C
(76°F)		23°C
(74°F)		22°C
(73°F)		23°C
(73°F)		24°C
(75°F)		26°C
(78°F)		26°C
(79°F)		26°C
(80°F)
Average low23°C
(73°F)		23°C
(74°F)		23°C
(74°F)		22°C
(73°F)		21°C
(71°F)		20°C
(69°F)		19°C
(67°F)		19°C
(67°F)		20°C
(68°F)		21°C
(71°F)		22°C
(72°F)		22°C
(73°F)
Mean minimum20°C
(69°F)		21°C
(71°F)		21°C
(70°F)		21°C
(69°F)		19°C
(67°F)		19°C
(66°F)		17°C
(62°F)		17°C
(62°F)		17°C
(63°F)		19°C
(66°F)		20°C
(69°F)		20°C
(68°F)
Minimum19°C
(66°F)		20°C
(69°F)		19°C
(67°F)		19°C
(67°F)		18°C
(64°F)		17°C
(63°F)		16°C
(61°F)		15°C
(60°F)		16°C
(61°F)		18°C
(65°F)		19°C
(67°F)		20°C
(68°F)

Compare climate in Catu with other places

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

Monthly average precipitation in Catu, Brazil

Catu usually has the most precipitation in April, May and June, with an average of 22 rainy days and 103 mm (4.0 inches) of precipitation per month. The driest months in Catu are January, February and October. On average, 35 mm (1.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Catu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)35 (1.4)38 (1.5)81 (3.2)107 (4.2)108 (4.3)93 (3.7)77 (3.0)56 (2.2)46 (1.8)33 (1.3)73 (2.9)60 (2.3)
Average precipitation days (≥ 1 mm)891623212421181591211

Monthly sunshine hours in Catu, Brazil

The sunniest months in Catu are March, October and December, when the sun shines an average of 11 hours 3 minutes a day. Least sunny months in Catu: January, May and June receive an average of 9 hours 45 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Catu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours290321333315310296310326328348317346
Mean daily daylight hours12h 44m12h 28m12h 8m11h 47m11h 31m11h 23m11h 27m11h 42m12h 1m12h 22m12h 40m12h 49m

Solar UV radiation in Catu, Brazil

Catu experiences the highest level of ultraviolet (UV) radiation in March, November and December, when the maximum UV index can reach values of 14 - 15, 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 11. For more detailed information, check out our hourly Catu UV Index data.

Average daily maximum UV levels by month for Catu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)14141413119101212141514