Khancoban has a typical climate of the South West Slopes, with four distinct seasons. It is characterised by its inland location and likewise windward position (west of the Snowy Mountains); with the summers having a high diurnal range, and relatively low humidity and rainfall amount—although thunderstorms usually increase humidity in summer somewhat. Winters are cool and very rainy, with occasional snowfalls, and a much narrower diurnal range due to frequent cloud cover. Autumns are mild and dry, with crisp nights. Springs are mild, albeit tepid by November, and damp with a high frequency of thunderstorms. Under the Koppen climate classification scheme, the town has a humid subtropical climate (Cfa) with strong oceanic influence.