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Monthly climate in Promissao, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Promissao features a tropical savanna climate (Aw). Temperatures typically range between 21 °C (70 °F) and 26 °C (80 °F) through the year, but rarely can drop to 2 °C (36 °F) or can rise to as high as 41 °C (107 °F). The average annual precipitation amounts to about 884 mm (34.8 inches) and receives 95 rainy days on the 1 mm (0.04 inches) threshold annually. Promissao enjoys an average of 3642 hours of sunshine throughout the year, and daylight varies from 10 hours 49 minutes to 13 hours 24 minutes per day.

Monthly average temperatures in Promissao, Brazil

The warmest months in Promissao are January, February and March, with daily mean temperatures ranging from 26 to 26 °C (80 - 80 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 21 to 22 °C (70 - 72 °F) throughout the day. On average each year, Promissao 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 Promissao. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(101°F)		38°C
(100°F)		37°C
(100°F)		34°C
(94°F)		34°C
(93°F)		33°C
(92°F)		33°C
(92°F)		36°C
(97°F)		40°C
(104°F)		41°C
(107°F)		38°C
(100°F)		37°C
(98°F)
Mean maximum35°C
(96°F)		35°C
(95°F)		35°C
(95°F)		33°C
(92°F)		33°C
(91°F)		31°C
(88°F)		32°C
(89°F)		35°C
(95°F)		38°C
(101°F)		38°C
(100°F)		36°C
(97°F)		35°C
(95°F)
Average high31°C
(88°F)		31°C
(89°F)		32°C
(89°F)		30°C
(87°F)		28°C
(83°F)		28°C
(82°F)		28°C
(82°F)		29°C
(84°F)		33°C
(92°F)		32°C
(90°F)		31°C
(89°F)		31°C
(88°F)
Daily mean26°C
(80°F)		26°C
(80°F)		26°C
(80°F)		25°C
(77°F)		22°C
(72°F)		22°C
(71°F)		21°C
(70°F)		22°C
(72°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)		26°C
(79°F)
Average low23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		20°C
(68°F)		17°C
(63°F)		17°C
(62°F)		14°C
(58°F)		16°C
(61°F)		19°C
(67°F)		21°C
(70°F)		21°C
(70°F)		22°C
(72°F)
Mean minimum20°C
(69°F)		20°C
(68°F)		19°C
(67°F)		16°C
(60°F)		11°C
(51°F)		13°C
(55°F)		7°C
(45°F)		9°C
(49°F)		15°C
(59°F)		17°C
(62°F)		17°C
(62°F)		19°C
(66°F)
Minimum19°C
(67°F)		18°C
(65°F)		18°C
(64°F)		13°C
(55°F)		7°C
(44°F)		8°C
(47°F)		2°C
(36°F)		7°C
(45°F)		12°C
(55°F)		15°C
(59°F)		14°C
(57°F)		17°C
(62°F)

Compare climate in Promissao with other places

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

Monthly average precipitation in Promissao, Brazil

Promissao usually has the most precipitation in January, November and December, with an average of 14 rainy days and 142 mm (5.6 inches) of precipitation per month. The driest months in Promissao are June, July and September. On average, 14 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Promissao. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)162 (6.4)130 (5.1)82 (3.2)43 (1.7)40 (1.6)13 (0.5)8 (0.3)26 (1.0)20 (0.8)95 (3.7)133 (5.2)132 (5.2)
Average precipitation days (≥ 1 mm)15151353204291215

Monthly sunshine hours in Promissao, Brazil

The sunniest months in Promissao are March, November and December, when the sun shines an average of 10 hours 33 minutes a day. Least sunny months in Promissao: January, February and June receive an average of 9 hours 6 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Promissao. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours245286330308297288311304314314317323
Mean daily daylight hours13h 15m12h 47m12h 10m11h 33m11h 3m10h 49m10h 57m11h 23m11h 58m12h 35m13h 7m13h 24m

Solar UV radiation in Promissao, Brazil

Promissao 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 Promissao UV Index data.

Average daily maximum UV levels by month for Promissao. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151613118781011131416