Taking the local weather in Busia into account is an important factor for planning your visit, especially if you plan to spend your trip by the pool. The hottest months are usually February and March, with an average temperature of 23°C, while the coldest months are June and November, with an average of 21°C. The rainiest months in Busia are April, May, March and November, with each month seeing an average of 302 mm of rainfall.