Weather is probably a major factor when you plan your trip to Bomdila, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and September, 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 Bomdila are June, July, August and May, with each month seeing an average of 526 mm of rainfall.