September 2025 Monthly Weather forecast

Bulletin

Several parts of the country are likely to experience generally sunny and dry weather conditions during the month of September. However, the Lake Victoria Basin, the Highlands West of the Rift Valley, the Central and South Rift Valley, some parts of the Northwest close to the border with Uganda and South Sudan and a few areas over the Highlands East of the Rift Valley are expected to experience rainfall (with some breaks) that is likely to be near to above the September Long Term Mean (LTM). Counties in the Highlands East of the Rift Valley and Nairobi are likely to experience mainly sunny and dry weather conditions though a few areas may experience occasional showers in the afternoon during the month as well as occasional cool and cloudy conditions with light rains in the morning, especially at the beginning of the month. Sunny and dry conditions are likely to prevail over the Northeastern, Southeastern and Coastal strip. However, a few areas over the coast may experience occasional light morning showers.