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Monthly climate in Voi, Kenya

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Voi features a tropical savanna climate (Aw). Temperatures typically range between 22 °C (72 °F) and 26 °C (79 °F) through the year, but rarely can drop to 14 °C (58 °F) or can rise to as high as 35 °C (96 °F). The average annual precipitation amounts to about 689 mm (27.1 inches) and receives 123 rainy days on the 1 mm (0.04 inches) threshold annually. Voi enjoys an average of 3932 hours of sunshine throughout the year, and daylight varies from 11 hours 55 minutes to 12 hours 17 minutes per day.

Monthly average temperatures in Voi, Kenya

The warmest months in Voi are February, March and April, with daily mean temperatures ranging from 25 to 26 °C (78 - 79 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 22 to 23 °C (72 - 73 °F) throughout the day. On average each year, Voi 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 Voi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum33°C
(91°F)		35°C
(95°F)		35°C
(96°F)		35°C
(95°F)		32°C
(90°F)		30°C
(87°F)		30°C
(87°F)		31°C
(88°F)		31°C
(89°F)		33°C
(92°F)		34°C
(94°F)		32°C
(90°F)
Mean maximum32°C
(91°F)		34°C
(93°F)		34°C
(94°F)		33°C
(91°F)		31°C
(87°F)		29°C
(85°F)		30°C
(86°F)		30°C
(87°F)		31°C
(88°F)		32°C
(90°F)		32°C
(89°F)		31°C
(89°F)
Average high30°C
(87°F)		31°C
(88°F)		32°C
(89°F)		30°C
(87°F)		28°C
(82°F)		27°C
(81°F)		27°C
(81°F)		27°C
(81°F)		28°C
(82°F)		29°C
(85°F)		30°C
(86°F)		29°C
(85°F)
Daily mean25°C
(77°F)		26°C
(78°F)		26°C
(79°F)		25°C
(78°F)		24°C
(75°F)		23°C
(73°F)		22°C
(72°F)		22°C
(72°F)		23°C
(73°F)		24°C
(75°F)		24°C
(76°F)		25°C
(77°F)
Average low21°C
(70°F)		21°C
(71°F)		22°C
(71°F)		22°C
(71°F)		20°C
(69°F)		19°C
(66°F)		18°C
(65°F)		18°C
(65°F)		18°C
(65°F)		20°C
(67°F)		21°C
(70°F)		21°C
(70°F)
Mean minimum19°C
(67°F)		19°C
(67°F)		20°C
(68°F)		21°C
(69°F)		18°C
(66°F)		17°C
(63°F)		16°C
(60°F)		16°C
(60°F)		16°C
(62°F)		17°C
(64°F)		18°C
(66°F)		19°C
(67°F)
Minimum18°C
(64°F)		19°C
(66°F)		19°C
(67°F)		20°C
(68°F)		17°C
(64°F)		16°C
(60°F)		14°C
(58°F)		14°C
(58°F)		16°C
(61°F)		17°C
(62°F)		17°C
(64°F)		19°C
(66°F)

Compare climate in Voi with other places

Compare temperature, precipitation, sunshine, UV index in Voi, Kenya with other places around the world.

Monthly average precipitation in Voi, Kenya

Voi usually has the most precipitation in March, May and December, with an average of 16 rainy days and 101 mm (4.0 inches) of precipitation per month. The driest months in Voi are June, July and August. On average, 10 mm (0.4 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Voi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)46 (1.8)51 (2.0)98 (3.9)96 (3.8)100 (3.9)10 (0.4)6 (0.2)15 (0.6)20 (0.8)60 (2.4)81 (3.2)104 (4.1)
Average precipitation days (≥ 1 mm)771421142135111820

Monthly sunshine hours in Voi, Kenya

The sunniest months in Voi are March, October and December, when the sun shines an average of 11 hours 12 minutes a day. Least sunny months in Voi: January, February and June receive an average of 10 hours 13 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Voi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours290317343328331312323320324347340351
Mean daily daylight hours12h 16m12h 12m12h 6m12h 1m11h 56m11h 55m11h 55m11h 59m12h 4m12h 10m12h 15m12h 17m

Solar UV radiation in Voi, Kenya

Voi experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 15 - 16, which corresponds to the Extreme category of sun exposure. June, July and November are in the Extreme exposure category. In these months, the maximum values of the UV index do not exceed 13. For more detailed information, check out our hourly Voi UV Index data.

Average daily maximum UV levels by month for Voi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616151311111314141313