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Monthly climate in Gaoual, Guinea

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Gaoual features a tropical savanna climate (Aw). Temperatures typically range between 26 °C (79 °F) and 31 °C (89 °F) through the year, but rarely can drop to 14 °C (58 °F) or can rise to as high as 41 °C (106 °F). The average annual precipitation amounts to about 1486 mm (58.5 inches) and receives 124 rainy days on the 1 mm (0.04 inches) threshold annually. Gaoual enjoys an average of 3476 hours of sunshine throughout the year, and daylight varies from 11 hours 26 minutes to 12 hours 47 minutes per day.

Monthly average temperatures in Gaoual, Guinea

The warmest months in Gaoual are March, April and May, with daily mean temperatures ranging from 30 to 31 °C (86 - 89 °F) throughout the day. The coldest temperatures usually occur in January, August and September, when daily mean temperatures range from 26 to 26 °C (79 - 80 °F) throughout the day. On average each year, Gaoual 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 Gaoual. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum39°C
(102°F)		39°C
(103°F)		40°C
(104°F)		41°C
(105°F)		41°C
(106°F)		39°C
(102°F)		34°C
(93°F)		33°C
(92°F)		35°C
(95°F)		36°C
(98°F)		37°C
(98°F)		37°C
(100°F)
Mean maximum37°C
(99°F)		38°C
(100°F)		39°C
(103°F)		40°C
(104°F)		40°C
(105°F)		37°C
(98°F)		33°C
(92°F)		32°C
(91°F)		34°C
(93°F)		34°C
(94°F)		35°C
(96°F)		36°C
(98°F)
Average high34°C
(94°F)		36°C
(97°F)		37°C
(99°F)		38°C
(101°F)		37°C
(99°F)		33°C
(92°F)		30°C
(87°F)		30°C
(86°F)		31°C
(88°F)		32°C
(91°F)		33°C
(92°F)		34°C
(94°F)
Daily mean26°C
(80°F)		28°C
(82°F)		30°C
(86°F)		31°C
(89°F)		31°C
(88°F)		28°C
(83°F)		26°C
(80°F)		26°C
(79°F)		26°C
(80°F)		27°C
(81°F)		27°C
(81°F)		26°C
(80°F)
Average low18°C
(65°F)		20°C
(68°F)		23°C
(73°F)		25°C
(77°F)		26°C
(79°F)		25°C
(77°F)		24°C
(75°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		21°C
(71°F)		19°C
(66°F)
Mean minimum15°C
(59°F)		16°C
(62°F)		20°C
(68°F)		23°C
(73°F)		24°C
(75°F)		22°C
(73°F)		22°C
(72°F)		22°C
(72°F)		22°C
(71°F)		20°C
(69°F)		17°C
(64°F)		16°C
(61°F)
Minimum14°C
(58°F)		15°C
(60°F)		17°C
(63°F)		20°C
(69°F)		23°C
(73°F)		21°C
(70°F)		21°C
(70°F)		22°C
(71°F)		21°C
(70°F)		20°C
(68°F)		16°C
(60°F)		15°C
(58°F)

Compare climate in Gaoual with other places

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

Monthly average precipitation in Gaoual, Guinea

Gaoual usually has the most precipitation in July, August and September, with an average of 27 rainy days and 374 mm (14.7 inches) of precipitation per month. The driest months in Gaoual are January, February and December. On average, 0 mm (0.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Gaoual. 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)2 (0.1)23 (0.9)103 (4.0)357 (14.1)454 (17.9)310 (12.2)204 (8.0)32 (1.2)0 (0.0)
Average precipitation days (≥ 1 mm)00004152629271940

Monthly sunshine hours in Gaoual, Guinea

The sunniest months in Gaoual are March, May and December, when the sun shines an average of 10 hours 37 minutes a day. Least sunny months in Gaoual: January, August and September receive an average of 8 hours 1 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Gaoual. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours261297336322329282262223252288296322
Mean daily daylight hours11h 30m11h 44m12h 3m12h 23m12h 39m12h 47m12h 43m12h 28m12h 10m11h 50m11h 34m11h 26m

Solar UV radiation in Gaoual, Guinea

Gaoual 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, November 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 Gaoual UV Index data.

Average daily maximum UV levels by month for Gaoual. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10111212131313141412109