Hkampti has a humid subtropical climate (Köppen climate classificationCwa) bordering on a tropical monsoon climate (Köppen climate classificationAm). Temperatures are very warm throughout the year, although the winter months (December–February) are milder. There is a winter dry season (November–March) and a summer wet season (April–October). Torrential rain falls from June to September, with over 1,000 millimetres (39 in) falling in July alone.