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Monthly climate in Gabu, Guinea-Bissau

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Gabu features a tropical savanna climate (Aw). Temperatures typically range between 26 °C (79 °F) and 32 °C (89 °F) through the year, but rarely can drop to 14 °C (57 °F) or can rise to as high as 42 °C (108 °F). The average annual precipitation amounts to about 1217 mm (47.9 inches) and receives 104 rainy days on the 1 mm (0.04 inches) threshold annually. Gabu enjoys an average of 3571 hours of sunshine throughout the year, and daylight varies from 11 hours 24 minutes to 12 hours 49 minutes per day.

Monthly average temperatures in Gabu, Guinea-Bissau

The warmest months in Gabu are March, April and May, with daily mean temperatures ranging from 30 to 32 °C (86 - 89 °F) throughout the day. The coldest temperatures usually occur in January, August and December, when daily mean temperatures range from 26 to 27 °C (79 - 80 °F) throughout the day. On average each year, Gabu experiences 329 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 Gabu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(101°F)		40°C
(105°F)		42°C
(107°F)		42°C
(108°F)		42°C
(108°F)		40°C
(105°F)		35°C
(96°F)		34°C
(94°F)		35°C
(96°F)		36°C
(97°F)		37°C
(99°F)		37°C
(99°F)
Mean maximum37°C
(99°F)		39°C
(103°F)		40°C
(105°F)		41°C
(106°F)		41°C
(106°F)		38°C
(101°F)		34°C
(94°F)		33°C
(92°F)		34°C
(94°F)		35°C
(96°F)		36°C
(97°F)		36°C
(98°F)
Average high35°C
(94°F)		36°C
(98°F)		38°C
(101°F)		39°C
(102°F)		38°C
(101°F)		35°C
(95°F)		31°C
(89°F)		31°C
(87°F)		32°C
(89°F)		33°C
(92°F)		34°C
(94°F)		34°C
(94°F)
Daily mean26°C
(79°F)		28°C
(83°F)		30°C
(86°F)		31°C
(89°F)		32°C
(89°F)		30°C
(86°F)		27°C
(81°F)		27°C
(80°F)		27°C
(81°F)		28°C
(82°F)		28°C
(82°F)		26°C
(79°F)
Average low19°C
(66°F)		21°C
(69°F)		23°C
(73°F)		24°C
(76°F)		26°C
(79°F)		26°C
(78°F)		24°C
(76°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		22°C
(72°F)		19°C
(66°F)
Mean minimum16°C
(60°F)		17°C
(64°F)		20°C
(68°F)		23°C
(73°F)		24°C
(75°F)		23°C
(74°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		21°C
(70°F)		18°C
(65°F)		16°C
(61°F)
Minimum15°C
(59°F)		16°C
(62°F)		18°C
(65°F)		22°C
(72°F)		22°C
(73°F)		21°C
(70°F)		22°C
(71°F)		22°C
(72°F)		22°C
(71°F)		20°C
(69°F)		15°C
(60°F)		14°C
(57°F)

Compare climate in Gabu with other places

Compare temperature, precipitation, sunshine, UV index in Gabu, Guinea-Bissau with other places around the world.

Monthly average precipitation in Gabu, Guinea-Bissau

Gabu usually has the most precipitation in July, August and September, with an average of 26 rainy days and 344 mm (13.5 inches) of precipitation per month. The driest months in Gabu are January, March and December. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gabu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)0 (0.0)0 (0.0)0 (0.0)0 (0.0)3 (0.1)61 (2.4)323 (12.7)421 (16.6)288 (11.3)109 (4.3)13 (0.5)0 (0.0)
Average precipitation days (≥ 1 mm)00000102627251330

Monthly sunshine hours in Gabu, Guinea-Bissau

The sunniest months in Gabu are March, April and May, when the sun shines an average of 10 hours 56 minutes a day. Least sunny months in Gabu: January, August and September receive an average of 8 hours 21 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Gabu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours257289334330342309281245264297300316
Mean daily daylight hours11h 28m11h 43m12h 3m12h 23m12h 40m12h 49m12h 44m12h 29m12h 10m11h 49m11h 32m11h 24m

Solar UV radiation in Gabu, Guinea-Bissau

Gabu experiences the highest level of ultraviolet (UV) radiation in May, August and September, when the maximum UV index can reach values of 13 - 14, which corresponds to the Extreme category of sun exposure. January, February and December 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 Gabu UV Index data.

Average daily maximum UV levels by month for Gabu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)9101212131313141312109