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Monthly climate in Beterou, Benin

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Beterou features a tropical savanna climate (Aw). Temperatures typically range between 25 °C (78 °F) and 31 °C (87 °F) through the year, but rarely can drop to 16 °C (61 °F) or can rise to as high as 40 °C (105 °F). The average annual precipitation amounts to about 1145 mm (45.1 inches) and receives 145 rainy days on the 1 mm (0.04 inches) threshold annually. Beterou enjoys an average of 3730 hours of sunshine throughout the year, and daylight varies from 11 hours 35 minutes to 12 hours 38 minutes per day.

Monthly average temperatures in Beterou, Benin

The warmest months in Beterou are February, March and April, with daily mean temperatures ranging from 29 to 31 °C (84 - 87 °F) throughout the day. The coldest temperatures usually occur in July, August and September, when daily mean temperatures range from 25 to 26 °C (78 - 79 °F) throughout the day. On average each year, Beterou experiences 328 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 Beterou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum37°C
(98°F)		39°C
(102°F)		40°C
(105°F)		40°C
(105°F)		39°C
(102°F)		37°C
(99°F)		33°C
(92°F)		34°C
(93°F)		35°C
(95°F)		36°C
(97°F)		37°C
(98°F)		37°C
(98°F)
Mean maximum36°C
(97°F)		38°C
(101°F)		39°C
(103°F)		39°C
(103°F)		37°C
(98°F)		35°C
(95°F)		33°C
(92°F)		33°C
(92°F)		34°C
(93°F)		35°C
(96°F)		37°C
(98°F)		36°C
(98°F)
Average high34°C
(93°F)		36°C
(97°F)		37°C
(99°F)		36°C
(97°F)		34°C
(93°F)		32°C
(89°F)		30°C
(87°F)		30°C
(86°F)		31°C
(88°F)		33°C
(91°F)		35°C
(95°F)		34°C
(94°F)
Daily mean27°C
(81°F)		29°C
(84°F)		31°C
(87°F)		30°C
(86°F)		28°C
(83°F)		27°C
(81°F)		26°C
(79°F)		25°C
(78°F)		26°C
(79°F)		27°C
(81°F)		28°C
(82°F)		27°C
(81°F)
Average low20°C
(68°F)		22°C
(72°F)		25°C
(77°F)		25°C
(77°F)		24°C
(76°F)		23°C
(74°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		23°C
(73°F)		22°C
(72°F)		20°C
(68°F)
Mean minimum18°C
(64°F)		19°C
(67°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		21°C
(71°F)		22°C
(71°F)		21°C
(70°F)		21°C
(70°F)		21°C
(71°F)		19°C
(66°F)		18°C
(65°F)
Minimum16°C
(61°F)		18°C
(64°F)		22°C
(72°F)		21°C
(70°F)		22°C
(71°F)		21°C
(69°F)		21°C
(70°F)		20°C
(69°F)		20°C
(69°F)		21°C
(70°F)		18°C
(64°F)		17°C
(64°F)

Compare climate in Beterou with other places

Compare temperature, precipitation, sunshine, UV index in Beterou, Benin with other places around the world.

Monthly average precipitation in Beterou, Benin

Beterou usually has the most precipitation in July, August and September, with an average of 25 rainy days and 219 mm (8.6 inches) of precipitation per month. The driest months in Beterou are January, February and December. On average, 1 mm (0.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Beterou. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)0 (0.0)4 (0.2)22 (0.9)50 (2.0)111 (4.4)166 (6.5)219 (8.6)212 (8.4)227 (9.0)128 (5.1)5 (0.2)0 (0.0)
Average precipitation days (≥ 1 mm)004918222726221610

Monthly sunshine hours in Beterou, Benin

The sunniest months in Beterou are March, May and December, when the sun shines an average of 10 hours 41 minutes a day. Least sunny months in Beterou: January, August and September receive an average of 9 hours 15 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Beterou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours270301326320337317308287293317319330
Mean daily daylight hours11h 38m11h 49m12h 3m12h 19m12h 32m12h 38m12h 34m12h 23m12h 9m11h 54m11h 41m11h 35m

Solar UV radiation in Beterou, Benin

Beterou experiences the highest level of ultraviolet (UV) radiation in April, August and September, when the maximum UV index can reach values of 13 - 13, which corresponds to the Extreme category of sun exposure. October, November and December are in the Very High / Extreme exposure category. In these months, the maximum values of the UV index do not exceed 11. For more detailed information, check out our hourly Beterou UV Index data.

Average daily maximum UV levels by month for Beterou. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)111112131212131313111010