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Monthly climate in Bamako, Mali

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Bamako features a tropical savanna climate (Aw). Temperatures typically range between 24 °C (76 °F) and 33 °C (91 °F) through the year, but rarely can drop to 12 °C (53 °F) or can rise to as high as 43 °C (110 °F). The average annual precipitation amounts to about 854 mm (33.6 inches) and receives 98 rainy days on the 1 mm (0.04 inches) threshold annually. Bamako enjoys an average of 3736 hours of sunshine throughout the year, and daylight varies from 11 hours 22 minutes to 12 hours 50 minutes per day.

Monthly average temperatures in Bamako, Mali

The warmest months in Bamako are March, April and May, with daily mean temperatures ranging from 31 to 33 °C (88 - 91 °F) throughout the day. The coldest temperatures usually occur in January, August and December, when daily mean temperatures range from 24 to 26 °C (76 - 79 °F) throughout the day. On average each year, Bamako 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 Bamako. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum38°C
(100°F)		39°C
(103°F)		42°C
(107°F)		42°C
(108°F)		43°C
(110°F)		41°C
(105°F)		36°C
(96°F)		34°C
(94°F)		34°C
(94°F)		37°C
(100°F)		38°C
(100°F)		38°C
(100°F)
Mean maximum36°C
(97°F)		39°C
(102°F)		41°C
(105°F)		42°C
(108°F)		42°C
(107°F)		39°C
(102°F)		35°C
(95°F)		33°C
(91°F)		34°C
(93°F)		37°C
(99°F)		37°C
(99°F)		37°C
(98°F)
Average high32°C
(91°F)		35°C
(95°F)		38°C
(100°F)		39°C
(103°F)		38°C
(101°F)		35°C
(96°F)		31°C
(88°F)		30°C
(85°F)		31°C
(88°F)		34°C
(93°F)		35°C
(96°F)		34°C
(93°F)
Daily mean24°C
(76°F)		27°C
(82°F)		31°C
(88°F)		33°C
(91°F)		32°C
(91°F)		30°C
(86°F)		27°C
(81°F)		26°C
(79°F)		26°C
(80°F)		28°C
(82°F)		28°C
(82°F)		25°C
(78°F)
Average low17°C
(63°F)		20°C
(68°F)		23°C
(75°F)		26°C
(79°F)		27°C
(81°F)		25°C
(78°F)		23°C
(74°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		20°C
(69°F)		18°C
(64°F)
Mean minimum13°C
(56°F)		16°C
(61°F)		19°C
(66°F)		22°C
(72°F)		24°C
(75°F)		23°C
(73°F)		21°C
(71°F)		21°C
(71°F)		21°C
(71°F)		20°C
(68°F)		16°C
(61°F)		14°C
(57°F)
Minimum12°C
(53°F)		15°C
(60°F)		13°C
(56°F)		21°C
(69°F)		23°C
(73°F)		21°C
(71°F)		21°C
(69°F)		20°C
(69°F)		21°C
(70°F)		17°C
(63°F)		13°C
(56°F)		13°C
(55°F)

Compare climate in Bamako with other places

Compare temperature, precipitation, sunshine, UV index in Bamako, Mali with other places around the world.

Monthly average precipitation in Bamako, Mali

Bamako usually has the most precipitation in July, August and September, with an average of 23 rainy days and 234 mm (9.2 inches) of precipitation per month. The driest months in Bamako 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 Bamako. 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)2 (0.1)9 (0.4)21 (0.8)66 (2.6)240 (9.4)299 (11.8)162 (6.4)54 (2.1)0 (0.0)0 (0.0)
Average precipitation days (≥ 1 mm)00015122525191100

Monthly sunshine hours in Bamako, Mali

The sunniest months in Bamako are April, May and June, when the sun shines an average of 10 hours 55 minutes a day. Least sunny months in Bamako: January, February and August receive an average of 9 hours 12 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Bamako. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours262294326326338328320280301318313323
Mean daily daylight hours11h 27m11h 43m12h 3m12h 24m12h 41m12h 50m12h 46m12h 30m12h 10m11h 49m11h 31m11h 22m

Solar UV radiation in Bamako, Mali

Bamako experiences the highest level of ultraviolet (UV) radiation in April, 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 Bamako UV Index data.

Average daily maximum UV levels by month for Bamako. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)10111213131313141411109