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Monthly climate in Boma, Democratic Republic of the Congo

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Boma features a tropical savanna climate (Aw). Temperatures typically range between 23 °C (73 °F) and 27 °C (81 °F) through the year, but rarely can drop to 16 °C (61 °F) or can rise to as high as 35 °C (94 °F). The average annual precipitation amounts to about 1328 mm (52.3 inches) and receives 169 rainy days on the 1 mm (0.04 inches) threshold annually. Boma enjoys an average of 3217 hours of sunshine throughout the year, and daylight varies from 11 hours 46 minutes to 12 hours 26 minutes per day.

Monthly average temperatures in Boma, Democratic Republic of the Congo

The warmest months in Boma are February, March and April, with daily mean temperatures ranging from 27 to 27 °C (80 - 81 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 23 to 24 °C (73 - 75 °F) throughout the day. On average each year, Boma experiences 319 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 Boma. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum34°C
(93°F)		34°C
(94°F)		35°C
(94°F)		34°C
(93°F)		33°C
(92°F)		32°C
(89°F)		30°C
(86°F)		31°C
(87°F)		32°C
(90°F)		33°C
(93°F)		34°C
(93°F)		32°C
(91°F)
Mean maximum33°C
(91°F)		33°C
(92°F)		34°C
(93°F)		33°C
(92°F)		33°C
(91°F)		30°C
(86°F)		29°C
(84°F)		30°C
(86°F)		30°C
(87°F)		33°C
(91°F)		33°C
(92°F)		32°C
(90°F)
Average high30°C
(87°F)		31°C
(88°F)		31°C
(89°F)		31°C
(88°F)		30°C
(86°F)		28°C
(82°F)		26°C
(80°F)		26°C
(80°F)		28°C
(82°F)		30°C
(85°F)		30°C
(87°F)		30°C
(86°F)
Daily mean26°C
(80°F)		27°C
(80°F)		27°C
(81°F)		27°C
(81°F)		26°C
(79°F)		24°C
(76°F)		23°C
(73°F)		23°C
(73°F)		24°C
(75°F)		26°C
(78°F)		26°C
(80°F)		26°C
(79°F)
Average low24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		24°C
(75°F)		23°C
(74°F)		21°C
(70°F)		20°C
(67°F)		20°C
(68°F)		21°C
(70°F)		23°C
(73°F)		24°C
(75°F)		24°C
(75°F)
Mean minimum22°C
(72°F)		23°C
(73°F)		23°C
(73°F)		22°C
(73°F)		22°C
(71°F)		19°C
(67°F)		18°C
(64°F)		18°C
(65°F)		19°C
(67°F)		21°C
(71°F)		23°C
(73°F)		22°C
(72°F)
Minimum21°C
(70°F)		22°C
(72°F)		22°C
(72°F)		22°C
(71°F)		20°C
(68°F)		16°C
(62°F)		16°C
(61°F)		17°C
(63°F)		19°C
(66°F)		21°C
(70°F)		22°C
(72°F)		22°C
(72°F)

Compare climate in Boma with other places

Compare temperature, precipitation, sunshine, UV index in Boma, Democratic Republic of the Congo with other places around the world.

Monthly average precipitation in Boma, Democratic Republic of the Congo

Boma usually has the most precipitation in April, November and December, with an average of 23 rainy days and 201 mm (7.9 inches) of precipitation per month. The driest months in Boma are June, July and August. On average, 12 mm (0.5 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Boma. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)170 (6.7)180 (7.1)152 (6.0)211 (8.3)76 (3.0)10 (0.4)10 (0.4)15 (0.6)24 (0.9)87 (3.4)200 (7.9)193 (7.6)
Average precipitation days (≥ 1 mm)19211921130027172525

Monthly sunshine hours in Boma, Democratic Republic of the Congo

The sunniest months in Boma are March, May and July, when the sun shines an average of 9 hours 20 minutes a day. Least sunny months in Boma: January, August and September receive an average of 7 hours 56 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Boma. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours235269301274292273275251244269261270
Mean daily daylight hours12h 24m12h 16m12h 7m11h 57m11h 50m11h 46m11h 48m11h 54m12h 3m12h 13m12h 22m12h 26m

Solar UV radiation in Boma, Democratic Republic of the Congo

Boma experiences the highest level of ultraviolet (UV) radiation in January, March and April, when the maximum UV index can reach values of 13 - 15, which corresponds to the Extreme category of sun exposure. June, July and August 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 Boma UV Index data.

Average daily maximum UV levels by month for Boma. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)1413151312991011131313