Other facts from our historical weather data: Which months have the greatest rainfall in Simonga? Most rainfall (rainy season) is seen in January, February and December. Does Simonga have a dry season? Yes, the months of May, June, July, August, September and October are very dry. Which is the warmest month in Simonga? October has an average maximum temperature of 36°C (97°F) and is the warmest month of the year. Which is the coldest month in Simonga? The coldest month is July with an average maximum temperature of 26°C (79°F). Which is the wettest month in Simonga? January tops the wettest month list with 210mm (8.3 in) of rainfall. Which is the driest month in Simonga? August is the driest month with 0mm (0 in) of precipitation. Which is the sunniest month in Simonga? August is the sunniest month with an average of 320 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.