Other facts from our historical weather data: Which months have the greatest rainfall in Capesterre? Most rainfall (rainy season) is seen in September and October. Which is the warmest month in Capesterre? September has an average maximum temperature of 29°C (84°F) and is the warmest month of the year. Which is the coldest month in Capesterre? The coldest month is February with an average maximum temperature of 27°C (81°F). Which is the wettest month in Capesterre? October tops the wettest month list with 159mm (6.3 in) of rainfall. Which is the driest month in Capesterre? March is the driest month with 46mm (1.8 in) of precipitation. Which is the sunniest month in Capesterre? April is the sunniest month with an average of 245 hours of sunshine. 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.