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Monthly climate in Porto Murtinho, Brazil

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Porto Murtinho features a tropical savanna climate (Aw). Temperatures typically range between 21 °C (70 °F) and 29 °C (85 °F) through the year, but rarely can drop to 3 °C (38 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 1212 mm (47.7 inches) and receives 108 rainy days on the 1 mm (0.04 inches) threshold annually. Porto Murtinho enjoys an average of 3526 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 Porto Murtinho, Brazil

The warmest months in Porto Murtinho are January, February and December, with daily mean temperatures ranging from 28 to 29 °C (83 - 85 °F) throughout the day. The coldest temperatures usually occur in May, June and July, when daily mean temperatures range from 21 to 23 °C (70 - 73 °F) throughout the day. On average each year, Porto Murtinho experiences 287 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 Porto Murtinho. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum40°C
(105°F)		39°C
(103°F)		39°C
(103°F)		37°C
(98°F)		36°C
(96°F)		34°C
(94°F)		35°C
(96°F)		39°C
(102°F)		41°C
(106°F)		42°C
(108°F)		40°C
(104°F)		41°C
(105°F)
Mean maximum38°C
(101°F)		37°C
(100°F)		37°C
(99°F)		36°C
(97°F)		34°C
(94°F)		30°C
(86°F)		34°C
(93°F)		37°C
(99°F)		39°C
(103°F)		41°C
(105°F)		38°C
(102°F)		38°C
(101°F)
Average high34°C
(93°F)		34°C
(93°F)		33°C
(92°F)		31°C
(89°F)		28°C
(83°F)		26°C
(78°F)		27°C
(81°F)		29°C
(84°F)		32°C
(90°F)		33°C
(93°F)		34°C
(93°F)		34°C
(93°F)
Daily mean29°C
(85°F)		28°C
(83°F)		28°C
(82°F)		26°C
(79°F)		23°C
(73°F)		21°C
(70°F)		21°C
(70°F)		23°C
(73°F)		26°C
(79°F)		28°C
(82°F)		28°C
(83°F)		29°C
(84°F)
Average low25°C
(77°F)		24°C
(76°F)		23°C
(75°F)		21°C
(70°F)		18°C
(65°F)		17°C
(63°F)		16°C
(60°F)		17°C
(63°F)		20°C
(69°F)		23°C
(73°F)		23°C
(74°F)		24°C
(76°F)
Mean minimum21°C
(70°F)		20°C
(68°F)		18°C
(65°F)		15°C
(58°F)		10°C
(51°F)		9°C
(49°F)		5°C
(41°F)		8°C
(48°F)		13°C
(56°F)		16°C
(61°F)		18°C
(65°F)		20°C
(68°F)
Minimum18°C
(65°F)		18°C
(65°F)		16°C
(62°F)		12°C
(53°F)		7°C
(45°F)		5°C
(41°F)		3°C
(38°F)		5°C
(41°F)		10°C
(50°F)		12°C
(54°F)		17°C
(62°F)		18°C
(65°F)

Compare climate in Porto Murtinho with other places

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

Monthly average precipitation in Porto Murtinho, Brazil

Porto Murtinho usually has the most precipitation in February, March and December, with an average of 12 rainy days and 154 mm (6.1 inches) of precipitation per month. The driest months in Porto Murtinho are June, July and September. On average, 41 mm (1.6 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Porto Murtinho. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)127 (5.0)142 (5.6)149 (5.9)81 (3.2)93 (3.6)57 (2.2)13 (0.5)72 (2.9)53 (2.1)123 (4.9)131 (5.2)171 (6.7)
Average precipitation days (≥ 1 mm)131311798256101113

Monthly sunshine hours in Porto Murtinho, Brazil

The sunniest months in Porto Murtinho are March, November and December, when the sun shines an average of 10 hours 37 minutes a day. Least sunny months in Porto Murtinho: May, June and August receive an average of 8 hours 30 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Porto Murtinho. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours279301316297266241287275293307313346
Mean daily daylight hours13h 16m12h 47m12h 10m11h 33m11h 3m10h 48m10h 56m11h 23m11h 58m12h 35m13h 8m13h 25m

Solar UV radiation in Porto Murtinho, Brazil

Porto Murtinho experiences the highest level of ultraviolet (UV) radiation in January, February and December, when the maximum UV index can reach values of 15 - 15, 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 Porto Murtinho UV Index data.

Average daily maximum UV levels by month for Porto Murtinho. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)15151311878911131415