Winters in Kapan are harsh and cold, with temperatures often plummeting below -20°C in January, the coldest month. Spring brings a slow warming trend, with temperatures gradually increasing from around -15°C in February to averages of -10°C to -7°C by March. Summer is mild, with highs rarely exceeding 25°C, while autumn is similarly temperate, with lows ranging from 5°C to 12°C and highs from 20°C to 22°C. Autumn's warmest month is October, averaging around 18°C in temperature.