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Monthly climate in Santo Anastacio, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Santo Anastacio 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 4 °C (40 °F) or can rise to as high as 43 °C (109 °F). The average annual precipitation amounts to about 944 mm (37.2 inches) and receives 107 rainy days on the 1 mm (0.04 inches) threshold annually. Santo Anastacio enjoys an average of 3680 hours of sunshine throughout the year, and daylight varies from 10 hours 48 minutes to 13 hours 25 minutes per day.

Monthly average temperatures in Santo Anastacio, Brazil

The warmest months in Santo Anastacio are January, March and September, with daily mean temperatures ranging from 27 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 21 to 22 °C (71 - 73 °F) throughout the day. On average each year, Santo Anastacio experiences 305 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 Santo Anastacio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum39°C
(103°F)		38°C
(101°F)		38°C
(100°F)		37°C
(100°F)		34°C
(93°F)		33°C
(92°F)		34°C
(93°F)		38°C
(100°F)		41°C
(107°F)		43°C
(109°F)		39°C
(102°F)		38°C
(100°F)
Mean maximum37°C
(98°F)		36°C
(96°F)		36°C
(97°F)		34°C
(94°F)		33°C
(92°F)		31°C
(89°F)		33°C
(91°F)		36°C
(98°F)		39°C
(103°F)		38°C
(101°F)		37°C
(99°F)		36°C
(97°F)
Average high32°C
(89°F)		32°C
(89°F)		32°C
(90°F)		31°C
(88°F)		28°C
(83°F)		28°C
(82°F)		29°C
(84°F)		29°C
(85°F)		34°C
(94°F)		32°C
(91°F)		32°C
(91°F)		32°C
(90°F)
Daily mean27°C
(80°F)		27°C
(80°F)		27°C
(80°F)		25°C
(77°F)		22°C
(73°F)		22°C
(72°F)		21°C
(71°F)		23°C
(73°F)		27°C
(81°F)		26°C
(80°F)		27°C
(80°F)		27°C
(80°F)
Average low23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		20°C
(68°F)		17°C
(64°F)		17°C
(63°F)		16°C
(60°F)		17°C
(63°F)		21°C
(70°F)		21°C
(70°F)		21°C
(71°F)		22°C
(72°F)
Mean minimum21°C
(69°F)		19°C
(67°F)		19°C
(67°F)		15°C
(59°F)		10°C
(51°F)		12°C
(53°F)		7°C
(44°F)		9°C
(49°F)		15°C
(60°F)		16°C
(60°F)		17°C
(64°F)		19°C
(67°F)
Minimum20°C
(67°F)		18°C
(64°F)		18°C
(65°F)		11°C
(51°F)		7°C
(44°F)		6°C
(43°F)		4°C
(40°F)		8°C
(47°F)		13°C
(55°F)		14°C
(58°F)		15°C
(59°F)		17°C
(63°F)

Compare climate in Santo Anastacio with other places

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

Monthly average precipitation in Santo Anastacio, Brazil

Santo Anastacio usually has the most precipitation in January, February and December, with an average of 15 rainy days and 144 mm (5.7 inches) of precipitation per month. The driest months in Santo Anastacio are June, July and September. On average, 21 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santo Anastacio. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)138 (5.4)139 (5.5)86 (3.4)55 (2.1)49 (1.9)30 (1.2)6 (0.2)37 (1.4)28 (1.1)122 (4.8)98 (3.9)156 (6.2)
Average precipitation days (≥ 1 mm)161414545154121116

Monthly sunshine hours in Santo Anastacio, Brazil

The sunniest months in Santo Anastacio are March, November and December, when the sun shines an average of 10 hours 51 minutes a day. Least sunny months in Santo Anastacio: January, May and June receive an average of 9 hours 3 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santo Anastacio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours255297338305293283313299313317324336
Mean daily daylight hours13h 16m12h 47m12h 10m11h 33m11h 2m10h 48m10h 56m11h 22m11h 58m12h 35m13h 8m13h 25m

Solar UV radiation in Santo Anastacio, Brazil

Santo Anastacio 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 Santo Anastacio UV Index data.

Average daily maximum UV levels by month for Santo Anastacio. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151513118781011141416