Visiting local bars in Tonghua is more fun when you know what the weather holds. These rainfall averages and temperatures can help you choose the best time for bar-hopping. The hottest months are usually July and August, with an average temperature of 18°C, while the coldest months are January and December, with an average of -10°C. The rainiest months in Tonghua are August, July, June and September, with each month seeing an average of 184 mm of rainfall.