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Monthly climate in Joaima, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Joaima features a tropical savanna climate (Aw). Temperatures typically range between 20 °C (68 °F) and 26 °C (79 °F) through the year, but rarely can drop to 8 °C (47 °F) or can rise to as high as 38 °C (101 °F). The average annual precipitation amounts to about 739 mm (29.1 inches) and receives 116 rainy days on the 1 mm (0.04 inches) threshold annually. Joaima enjoys an average of 3415 hours of sunshine throughout the year, and daylight varies from 11 hours 8 minutes to 13 hours 5 minutes per day.

Monthly average temperatures in Joaima, Brazil

The warmest months in Joaima are January, February and March, with daily mean temperatures ranging from 25 to 26 °C (78 - 79 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 20 to 21 °C (68 - 70 °F) throughout the day. On average each year, Joaima experiences 278 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 Joaima. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum37°C
(98°F)		38°C
(101°F)		38°C
(101°F)		35°C
(96°F)		34°C
(93°F)		33°C
(91°F)		33°C
(92°F)		33°C
(92°F)		35°C
(95°F)		38°C
(100°F)		38°C
(100°F)		35°C
(96°F)
Mean maximum35°C
(95°F)		35°C
(95°F)		35°C
(95°F)		34°C
(94°F)		33°C
(91°F)		31°C
(88°F)		30°C
(87°F)		31°C
(88°F)		34°C
(93°F)		36°C
(98°F)		34°C
(93°F)		33°C
(92°F)
Average high32°C
(90°F)		31°C
(89°F)		31°C
(88°F)		29°C
(84°F)		27°C
(81°F)		27°C
(80°F)		26°C
(78°F)		26°C
(79°F)		29°C
(85°F)		31°C
(87°F)		29°C
(84°F)		30°C
(86°F)
Daily mean26°C
(79°F)		26°C
(79°F)		25°C
(78°F)		24°C
(75°F)		22°C
(72°F)		21°C
(70°F)		20°C
(68°F)		21°C
(69°F)		23°C
(73°F)		25°C
(77°F)		24°C
(75°F)		25°C
(76°F)
Average low21°C
(69°F)		21°C
(70°F)		20°C
(69°F)		20°C
(67°F)		18°C
(64°F)		16°C
(62°F)		15°C
(59°F)		16°C
(60°F)		17°C
(63°F)		20°C
(67°F)		20°C
(68°F)		20°C
(69°F)
Mean minimum18°C
(66°F)		19°C
(67°F)		18°C
(65°F)		16°C
(61°F)		13°C
(56°F)		14°C
(57°F)		12°C
(54°F)		12°C
(53°F)		13°C
(56°F)		16°C
(61°F)		17°C
(63°F)		18°C
(64°F)
Minimum18°C
(64°F)		18°C
(64°F)		17°C
(63°F)		15°C
(59°F)		8°C
(47°F)		12°C
(54°F)		11°C
(52°F)		9°C
(49°F)		13°C
(55°F)		15°C
(59°F)		16°C
(60°F)		17°C
(63°F)

Compare climate in Joaima with other places

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

Monthly average precipitation in Joaima, Brazil

Joaima usually has the most precipitation in February, November and December, with an average of 14 rainy days and 130 mm (5.1 inches) of precipitation per month. The driest months in Joaima are July, August and September. On average, 19 mm (0.7 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Joaima. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)30 (1.2)90 (3.5)87 (3.4)64 (2.5)37 (1.4)24 (0.9)18 (0.7)22 (0.8)17 (0.7)54 (2.1)129 (5.1)170 (6.7)
Average precipitation days (≥ 1 mm)611101398665101715

Monthly sunshine hours in Joaima, Brazil

The sunniest months in Joaima are March, September and December, when the sun shines an average of 9 hours 46 minutes a day. Least sunny months in Joaima: May, June and November receive an average of 8 hours 55 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Joaima. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours286278306285266274277281295294270296
Mean daily daylight hours12h 58m12h 37m12h 9m11h 41m11h 18m11h 8m11h 13m11h 33m12h 0m12h 28m12h 52m13h 5m

Solar UV radiation in Joaima, Brazil

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

Average daily maximum UV levels by month for Joaima. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1515141310891112141516