Qiqihar experiences cold winters with temperatures often below -20°C in January and February. Spring arrives in late March with temperatures gradually warming up, ranging from 7-10°C on average. Summer months are warm but not sweltering, with highs around 25-28°C in July and August. Autumn brings crisp air, with temperatures dropping to 4-8°C by November. Winters return, with frigid temperatures persisting until the following spring.