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Monthly climate in Nairobi, Kenya

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Nairobi features a oceanic climate (Cfb). Temperatures typically range between 18 °C (64 °F) and 21 °C (70 °F) through the year, but rarely can drop to 8 °C (47 °F) or can rise to as high as 32 °C (90 °F). The average annual precipitation amounts to about 801 mm (31.5 inches) and receives 135 rainy days on the 1 mm (0.04 inches) threshold annually. Nairobi enjoys an average of 3902 hours of sunshine throughout the year, and daylight varies from 12 hours 2 minutes to 12 hours 10 minutes per day.

Monthly average temperatures in Nairobi, Kenya

The warmest months in Nairobi are February, March and April, with daily mean temperatures ranging from 20 to 21 °C (69 - 70 °F) throughout the day. The coldest temperatures usually occur in June, July and August, when daily mean temperatures range from 18 to 18 °C (64 - 65 °F) throughout the day. On average each year, Nairobi experiences 168 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 Nairobi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum30°C
(86°F)		31°C
(88°F)		32°C
(90°F)		31°C
(87°F)		28°C
(82°F)		26°C
(80°F)		27°C
(81°F)		29°C
(85°F)		28°C
(82°F)		29°C
(85°F)		29°C
(84°F)		28°C
(83°F)
Mean maximum28°C
(84°F)		30°C
(86°F)		30°C
(87°F)		28°C
(83°F)		27°C
(80°F)		25°C
(77°F)		26°C
(78°F)		27°C
(81°F)		27°C
(82°F)		28°C
(83°F)		27°C
(82°F)		27°C
(81°F)
Average high26°C
(80°F)		27°C
(81°F)		27°C
(82°F)		26°C
(79°F)		24°C
(76°F)		23°C
(73°F)		22°C
(73°F)		23°C
(74°F)		24°C
(76°F)		26°C
(78°F)		25°C
(77°F)		25°C
(77°F)
Daily mean20°C
(68°F)		21°C
(70°F)		21°C
(70°F)		20°C
(69°F)		19°C
(67°F)		18°C
(65°F)		18°C
(64°F)		18°C
(65°F)		19°C
(66°F)		20°C
(68°F)		20°C
(68°F)		19°C
(67°F)
Average low14°C
(58°F)		15°C
(60°F)		16°C
(61°F)		16°C
(62°F)		16°C
(61°F)		14°C
(58°F)		14°C
(57°F)		13°C
(56°F)		14°C
(57°F)		15°C
(60°F)		15°C
(60°F)		15°C
(59°F)
Mean minimum12°C
(54°F)		12°C
(55°F)		13°C
(56°F)		15°C
(59°F)		13°C
(56°F)		13°C
(55°F)		11°C
(52°F)		10°C
(50°F)		11°C
(52°F)		13°C
(55°F)		13°C
(56°F)		12°C
(55°F)
Minimum11°C
(52°F)		11°C
(53°F)		13°C
(55°F)		14°C
(58°F)		12°C
(54°F)		10°C
(51°F)		9°C
(48°F)		8°C
(47°F)		10°C
(50°F)		12°C
(54°F)		10°C
(51°F)		11°C
(52°F)

Compare climate in Nairobi with other places

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

Monthly average precipitation in Nairobi, Kenya

Nairobi usually has the most precipitation in April, May and November, with an average of 19 rainy days and 124 mm (4.9 inches) of precipitation per month. The driest months in Nairobi are February, July and August. On average, 26 mm (1.0 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Nairobi. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)36 (1.4)33 (1.3)80 (3.1)146 (5.7)133 (5.2)55 (2.2)21 (0.8)26 (1.0)36 (1.4)69 (2.7)92 (3.6)76 (3.0)
Average precipitation days (≥ 1 mm)6712231910567131611

Monthly sunshine hours in Nairobi, Kenya

The sunniest months in Nairobi are March, October and December, when the sun shines an average of 11 hours 2 minutes a day. Least sunny months in Nairobi: January, February and April receive an average of 10 hours 10 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Nairobi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours289312339313335316318330329342329344
Mean daily daylight hours12h 9m12h 8m12h 5m12h 4m12h 3m12h 2m12h 2m12h 3m12h 5m12h 7m12h 9m12h 10m

Solar UV radiation in Nairobi, Kenya

Nairobi experiences the highest level of ultraviolet (UV) radiation in February, March and April, when the maximum UV index can reach values of 16 - 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 Nairobi UV Index data.

Average daily maximum UV levels by month for Nairobi. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)151616161311111314141313