Planning for the weather is an important factor for making your trip to Homa Bay a success, especially when you’re splurging. The hottest months are usually February and March, with an average temperature of 21°C, while the coldest months are July and June, with an average of 19°C. The rainiest months in Homa Bay are April, November, December and May, with each month seeing an average of 279 mm of rainfall.