Other facts from our historical weather data: Which is the warmest month in Raumati South? February has an average maximum temperature of 20°C (68°F) and is the warmest month of the year. Which is the coldest month in Raumati South? The coldest month is July with an average maximum temperature of 12°C (54°F). Which is the wettest month in Raumati South? October tops the wettest month list with 154mm (6.1 in) of rainfall. Which is the driest month in Raumati South? March is the driest month with 94mm (3.7 in) of precipitation. Which is the sunniest month in Raumati South? January is the sunniest month with an average of 234 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.