Other facts from our historical weather data: When is the rainy season in Tanuku? Rainy season in Tanuku occurs in the months of June, July, August and September. Does Tanuku have a dry season? Yes, the months of January, February, March, April and December are very dry. Which is the hottest month in Tanuku? May has an average maximum temperature of 39°C (102°F) and is the hottest month of the year. Which is the coolest month in Tanuku? The coolest month is January with an average maximum temperature of 31°C (88°F). Which is the wettest month in Tanuku? August tops the wettest month list with 225mm (8.9 in) of rainfall. Which is the driest month in Tanuku? January is the driest month with 10mm (0.4 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.