Climate averages 1991–2020
Weather in Kenya in September
In September, average daytime highs across the 37 cities listed in Kenya range from 19.8°C in Kitale to 34.9°C in Mandera. Monthly rainfall ranges from 1.8 mm in Mandera to 199 mm in Eldoret.
Long-term climate patterns, not a forecast for a particular trip.
City by city
September in Kenya
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| Nairobi | 24.2°C13.2°C | 13.2°C | 16 | 3.3 |
| Kakamega | 25.3°C13.9°C | 13.9°C | 104 | 20.4 |
| Mombasa | 27.7°C22.6°C | 22.6°C | 43 | 14.8 |
| Nakuru | 23.1°C11.6°C | 11.6°C | 51 | 8.4 |
| Ruiru | 24.3°C13.2°C | 13.2°C | 9.5 | 2.1 |
| Eldoret | 21.8°C11.9°C | 11.9°C | 199 | 18.9 |
| Kisumu | 28.2°C18.2°C | 18.2°C | 106 | 19.5 |
| Kikuyu | 21.9°C11.5°C | 11.5°C | 16 | 3.3 |
| Thika | 24.7°C13.7°C | 13.7°C | 23 | 6.2 |
| Naivasha | 21.1°C12.0°C | 12.0°C | 53 | 11.1 |
| Karuri (Kiambu County), Kenya | 22.1°C11.7°C | 11.7°C | 16 | 3.3 |
| Karuri (Murang'A), Kenya | 25.3°C14.5°C | 14.5°C | 27 | 7.7 |
| Matuga | 26.5°C22.0°C | 22.0°C | 52 | 17.5 |
| Mwala | 26.0°C15.2°C | 15.2°C | 2.6 | 0.7 |
| Ongata Rongai | 23.8°C13.2°C | 13.2°C | 12 | 2.2 |
| Jomvu | 28.4°C22.2°C | 22.2°C | 38 | 14.5 |
| Garissa | 32.6°C22.1°C | 22.1°C | 4.6 | 0.8 |
| Kitale | 19.8°C10.7°C | 10.7°C | 174 | 18.6 |
| Limuru | 20.3°C9.8°C | 9.8°C | 32 | 7.2 |
| Kitengela | 24.5°C13.9°C | 13.9°C | 11 | 2.2 |
| Mlolongo | 24.3°C13.5°C | 13.5°C | 11 | 2.2 |
| Malindi | 27.1°C23.5°C | 23.5°C | 30 | 10.9 |
| Mandera | 34.9°C24.0°C | 24.0°C | 1.8 | 0.6 |
| Khwisero | 25.3°C15.7°C | 15.7°C | 137 | 24.7 |
| Kisii | 25.1°C14.7°C | 14.7°C | 93 | 14.2 |
| Ngong | 23.6°C12.5°C | 12.5°C | 16 | 3.3 |
| Mtwapa | 28.4°C22.6°C | 22.6°C | 43 | 14.8 |
| Wajir | 32.7°C22.2°C | 22.2°C | 2.6 | 0.4 |
| Lodwar | 34.4°C24.3°C | 24.3°C | 10 | 1.9 |
| Meru | 24.6°C14.2°C | 14.2°C | 10 | 2.1 |
| Nyeri | 20.4°C10.9°C | 10.9°C | 46 | 11.9 |
| Isiolo | 29.2°C17.2°C | 17.2°C | 27 | 5.7 |
| Ukunda | 27.1°C22.6°C | 22.6°C | 52 | 17.5 |
| Kilifi | 27.8°C23.0°C | 23.0°C | 33 | 11.5 |
| Nanyuki | 21.6°C12.3°C | 12.3°C | 41 | 8.5 |
| Busia | 26.4°C16.6°C | 16.6°C | 181 | 25.5 |
| Migori | 28.0°C17.1°C | 17.1°C | 67 | 11.9 |
A rain day is a local calendar day with at least 1 mm of precipitation.