You'll likely spend much of your trip indoors, but if you're planning to venture beyond the casino, taking a look at local weather data can help you. The hottest months are usually July and June with an average temp of 78°F, while the coldest months are January and December with an average of 41°F. The rainiest months in Suqian are July, August, June, and September, with each month seeing an average of 7 inches of rainfall.