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Monthly climate in Castilho, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Castilho features a tropical savanna climate (Aw). Temperatures typically range between 21 °C (71 °F) and 27 °C (81 °F) through the year, but rarely can drop to 3 °C (37 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 903 mm (35.6 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually. Castilho enjoys an average of 3691 hours of sunshine throughout the year, and daylight varies from 10 hours 52 minutes to 13 hours 21 minutes per day.

Monthly average temperatures in Castilho, Brazil

The warmest months in Castilho are March, September and October, with daily mean temperatures ranging from 27 to 27 °C (81 - 81 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 21 to 23 °C (71 - 73 °F) throughout the day. On average each year, Castilho experiences 309 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 Castilho. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum37°C
(98°F)		37°C
(98°F)		36°C
(97°F)		35°C
(95°F)		34°C
(93°F)		33°C
(92°F)		34°C
(93°F)		38°C
(101°F)		42°C
(107°F)		42°C
(108°F)		39°C
(102°F)		37°C
(98°F)
Mean maximum36°C
(96°F)		35°C
(95°F)		35°C
(96°F)		34°C
(93°F)		33°C
(92°F)		32°C
(90°F)		32°C
(91°F)		37°C
(98°F)		39°C
(103°F)		38°C
(101°F)		37°C
(99°F)		35°C
(96°F)
Average high31°C
(89°F)		32°C
(89°F)		32°C
(90°F)		31°C
(88°F)		29°C
(84°F)		28°C
(84°F)		29°C
(84°F)		30°C
(87°F)		35°C
(94°F)		33°C
(92°F)		33°C
(91°F)		32°C
(90°F)
Daily mean27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		25°C
(78°F)		23°C
(73°F)		22°C
(73°F)		21°C
(71°F)		23°C
(74°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)
Average low24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		21°C
(70°F)		18°C
(65°F)		18°C
(64°F)		15°C
(60°F)		17°C
(63°F)		21°C
(69°F)		22°C
(72°F)		22°C
(72°F)		23°C
(74°F)
Mean minimum21°C
(71°F)		21°C
(70°F)		21°C
(69°F)		16°C
(60°F)		12°C
(53°F)		13°C
(56°F)		7°C
(44°F)		10°C
(51°F)		16°C
(61°F)		18°C
(64°F)		19°C
(66°F)		20°C
(69°F)
Minimum21°C
(69°F)		18°C
(65°F)		19°C
(66°F)		13°C
(55°F)		8°C
(46°F)		8°C
(46°F)		3°C
(37°F)		8°C
(47°F)		12°C
(54°F)		16°C
(61°F)		17°C
(62°F)		19°C
(66°F)

Compare climate in Castilho with other places

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

Monthly average precipitation in Castilho, Brazil

Castilho usually has the most precipitation in January, February and December, with an average of 16 rainy days and 147 mm (5.8 inches) of precipitation per month. The driest months in Castilho are June, July and August. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Castilho. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)153 (6.0)132 (5.2)109 (4.3)46 (1.8)42 (1.7)15 (0.6)4 (0.2)17 (0.7)21 (0.8)94 (3.7)115 (4.5)155 (6.1)
Average precipitation days (≥ 1 mm)161714532032121317

Monthly sunshine hours in Castilho, Brazil

The sunniest months in Castilho are March, November and December, when the sun shines an average of 10 hours 45 minutes a day. Least sunny months in Castilho: January, February and June receive an average of 9 hours 18 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Castilho. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours253296336309300288313306313318321331
Mean daily daylight hours13h 13m12h 45m12h 10m11h 34m11h 6m10h 52m10h 59m11h 25m11h 58m12h 34m13h 6m13h 21m

Solar UV radiation in Castilho, Brazil

Castilho experiences the highest level of ultraviolet (UV) radiation in January, February 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 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 Castilho UV Index data.

Average daily maximum UV levels by month for Castilho. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151613118781012141416