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Monthly climate in Atibaia, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Atibaia features a humid subtropical climate (Cfa). Temperatures typically range between 16 °C (61 °F) and 23 °C (73 °F) through the year, but rarely can drop to 1 °C (34 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 1131 mm (44.5 inches) and receives 125 rainy days on the 1 mm (0.04 inches) threshold annually. Atibaia enjoys an average of 3427 hours of sunshine throughout the year, and daylight varies from 10 hours 43 minutes to 13 hours 31 minutes per day.

Monthly average temperatures in Atibaia, Brazil

The warmest months in Atibaia are January, February and March, with daily mean temperatures ranging from 22 to 23 °C (72 - 73 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 16 to 17 °C (61 - 63 °F) throughout the day. On average each year, Atibaia experiences 189 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 Atibaia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		34°C
(93°F)		32°C
(89°F)		30°C
(86°F)		29°C
(84°F)		27°C
(82°F)		28°C
(83°F)		30°C
(87°F)		34°C
(93°F)		35°C
(96°F)		35°C
(95°F)		33°C
(91°F)
Mean maximum32°C
(89°F)		32°C
(89°F)		31°C
(88°F)		29°C
(84°F)		27°C
(82°F)		26°C
(78°F)		27°C
(80°F)		29°C
(85°F)		33°C
(91°F)		33°C
(91°F)		32°C
(89°F)		31°C
(88°F)
Average high28°C
(82°F)		27°C
(81°F)		27°C
(82°F)		25°C
(78°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		23°C
(74°F)		27°C
(81°F)		26°C
(80°F)		26°C
(79°F)		27°C
(81°F)
Daily mean23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		20°C
(68°F)		18°C
(64°F)		17°C
(63°F)		16°C
(61°F)		17°C
(63°F)		21°C
(69°F)		21°C
(70°F)		21°C
(70°F)		22°C
(72°F)
Average low19°C
(67°F)		18°C
(65°F)		18°C
(65°F)		16°C
(61°F)		13°C
(56°F)		13°C
(55°F)		10°C
(51°F)		12°C
(54°F)		15°C
(60°F)		17°C
(62°F)		16°C
(62°F)		18°C
(65°F)
Mean minimum16°C
(61°F)		16°C
(60°F)		15°C
(59°F)		12°C
(53°F)		8°C
(46°F)		9°C
(49°F)		5°C
(41°F)		7°C
(45°F)		11°C
(52°F)		12°C
(54°F)		12°C
(54°F)		14°C
(58°F)
Minimum13°C
(55°F)		15°C
(59°F)		13°C
(55°F)		10°C
(51°F)		4°C
(40°F)		6°C
(43°F)		1°C
(34°F)		5°C
(40°F)		9°C
(48°F)		11°C
(52°F)		10°C
(51°F)		12°C
(54°F)

Compare climate in Atibaia with other places

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

Monthly average precipitation in Atibaia, Brazil

Atibaia usually has the most precipitation in January, February and December, with an average of 17 rainy days and 169 mm (6.6 inches) of precipitation per month. The driest months in Atibaia are June, July and September. On average, 30 mm (1.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Atibaia. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)184 (7.2)170 (6.7)128 (5.1)52 (2.0)44 (1.7)31 (1.2)14 (0.6)50 (2.0)44 (1.7)124 (4.9)136 (5.4)153 (6.0)
Average precipitation days (≥ 1 mm)181515855156141320

Monthly sunshine hours in Atibaia, Brazil

The sunniest months in Atibaia are March, July and December, when the sun shines an average of 9 hours 51 minutes a day. Least sunny months in Atibaia: January, February and June receive an average of 8 hours 33 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Atibaia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours231264309293287273305286302282287302
Mean daily daylight hours13h 21m12h 50m12h 11m11h 31m10h 58m10h 43m10h 51m11h 20m11h 57m12h 37m13h 13m13h 31m

Solar UV radiation in Atibaia, Brazil

Atibaia experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 16 - 16, 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 Atibaia UV Index data.

Average daily maximum UV levels by month for Atibaia. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)161613118781012141516