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Monthly climate in Santa Helena de Goias, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Santa Helena de Goias features a tropical savanna climate (Aw). Temperatures typically range between 22 °C (71 °F) and 28 °C (82 °F) through the year, but rarely can drop to 5 °C (42 °F) or can rise to as high as 41 °C (107 °F). The average annual precipitation amounts to about 1043 mm (41.1 inches) and receives 129 rainy days on the 1 mm (0.04 inches) threshold annually. Santa Helena de Goias enjoys an average of 3674 hours of sunshine throughout the year, and daylight varies from 11 hours 3 minutes to 13 hours 9 minutes per day.

Monthly average temperatures in Santa Helena de Goias, Brazil

The warmest months in Santa Helena de Goias are September, October and November, with daily mean temperatures ranging from 26 to 28 °C (78 - 82 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 22 to 23 °C (71 - 74 °F) throughout the day. On average each year, Santa Helena de Goias experiences 322 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 Santa Helena de Goias. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum35°C
(95°F)		35°C
(96°F)		34°C
(94°F)		34°C
(93°F)		34°C
(93°F)		33°C
(91°F)		33°C
(92°F)		37°C
(99°F)		40°C
(105°F)		41°C
(107°F)		37°C
(99°F)		37°C
(99°F)
Mean maximum34°C
(94°F)		33°C
(92°F)		33°C
(92°F)		33°C
(91°F)		32°C
(90°F)		32°C
(90°F)		32°C
(90°F)		36°C
(97°F)		39°C
(102°F)		38°C
(101°F)		35°C
(95°F)		34°C
(94°F)
Average high30°C
(87°F)		30°C
(86°F)		31°C
(87°F)		30°C
(87°F)		29°C
(85°F)		29°C
(85°F)		29°C
(85°F)		32°C
(90°F)		35°C
(96°F)		33°C
(93°F)		31°C
(88°F)		30°C
(87°F)
Daily mean25°C
(78°F)		25°C
(78°F)		25°C
(78°F)		25°C
(77°F)		23°C
(74°F)		23°C
(73°F)		22°C
(71°F)		24°C
(76°F)		28°C
(82°F)		27°C
(81°F)		26°C
(78°F)		25°C
(78°F)
Average low22°C
(71°F)		21°C
(71°F)		21°C
(71°F)		20°C
(68°F)		18°C
(64°F)		17°C
(63°F)		15°C
(59°F)		18°C
(64°F)		21°C
(69°F)		22°C
(72°F)		21°C
(71°F)		21°C
(71°F)
Mean minimum20°C
(68°F)		20°C
(68°F)		19°C
(67°F)		16°C
(61°F)		12°C
(54°F)		14°C
(57°F)		10°C
(50°F)		12°C
(54°F)		17°C
(62°F)		19°C
(67°F)		19°C
(66°F)		19°C
(67°F)
Minimum19°C
(67°F)		19°C
(66°F)		17°C
(64°F)		14°C
(57°F)		6°C
(43°F)		10°C
(51°F)		5°C
(42°F)		10°C
(51°F)		12°C
(54°F)		16°C
(62°F)		16°C
(62°F)		19°C
(66°F)

Compare climate in Santa Helena de Goias with other places

Compare temperature, precipitation, sunshine, UV index in Santa Helena de Goias, Brazil with other places around the world.

Monthly average precipitation in Santa Helena de Goias, Brazil

Santa Helena de Goias usually has the most precipitation in February, November and December, with an average of 21 rainy days and 189 mm (7.4 inches) of precipitation per month. The driest months in Santa Helena de Goias are June, July and August. On average, 3 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Santa Helena de Goias. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)135 (5.3)194 (7.6)134 (5.3)61 (2.4)19 (0.8)3 (0.1)0 (0.0)5 (0.2)17 (0.7)102 (4.0)179 (7.1)194 (7.6)
Average precipitation days (≥ 1 mm)1621181120013142122

Monthly sunshine hours in Santa Helena de Goias, Brazil

The sunniest months in Santa Helena de Goias are July, August and October, when the sun shines an average of 10 hours 27 minutes a day. Least sunny months in Santa Helena de Goias: January, February and November receive an average of 9 hours 17 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Santa Helena de Goias. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours257280311305315309325325321321297303
Mean daily daylight hours13h 2m12h 39m12h 9m11h 39m11h 15m11h 3m11h 9m11h 31m11h 59m12h 29m12h 56m13h 9m

Solar UV radiation in Santa Helena de Goias, Brazil

Santa Helena de Goias experiences the highest level of ultraviolet (UV) radiation in February, November 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 Very High exposure category. In these months, the maximum values of the UV index do not exceed 10. For more detailed information, check out our hourly Santa Helena de Goias UV Index data.

Average daily maximum UV levels by month for Santa Helena de Goias. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1516141210891112151516