Other facts from our historical weather data: Which months have the greatest rainfall in Bungoma? Most rainfall (rainy season) is seen in April and May. Which is the warmest month in Bungoma? February has an average maximum temperature of 32°C (90°F) and is the warmest month of the year. Which is the coldest month in Bungoma? The coldest month is July with an average maximum temperature of 26°C (79°F). Which is the wettest month in Bungoma? April tops the wettest month list with 208mm (8.2 in) of rainfall. Which is the driest month in Bungoma? January is the driest month with 61mm (2.4 in) of precipitation. No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.