Weather will likely play an important role when you plan your trip to Tezu, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and June, with an average temperature of 27°C, while the coldest months are January and December, with an average of 19°C. The rainiest months in Tezu are July, August, June and September, with each month seeing an average of 499 mm of rainfall.