Other facts from our historical weather data: Which months have the greatest rainfall in Migahawewa? Most rainfall (rainy season) is seen in October, November and December. Which is the hottest month in Migahawewa? March has an average maximum temperature of 35°C (95°F) and is the hottest month of the year. Which is the coolest month in Migahawewa? The coolest month is January with an average maximum temperature of 30°C (86°F). Which is the wettest month in Migahawewa? November tops the wettest month list with 241mm (9.5 in) of rainfall. Which is the driest month in Migahawewa? July is the driest month with 44mm (1.7 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.