Other facts from our historical weather data: Which months have the greatest rainfall in Batang? Most rainfall (rainy season) is seen in June, July and August. When is winter in Batang? The coldest season / winter is in the following months: January, February and December. Which is the warmest month in Batang? July has an average maximum temperature of 18°C (64°F) and is the warmest month of the year. Which is the coldest month in Batang? The coldest month is January with an average maximum temperature of -2°C (28°F). Which is the wettest month in Batang? July tops the wettest month list with 212mm (8.3 in) of rainfall. Which is the driest month in Batang? January is the driest month with 23mm (0.9 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.