Weifang experiences mild springs with temperatures gradually warming up in March. The average high in the month ranges from 19C to 20C, while lows dip to around 10-11C. By April, the mercury has risen further, with highs averaging 23-25C and lows around 13-14C. Summer months see a consistent warmth, with temperatures rarely dipping below 20C even at night. Autumn brings a slight cooling, with highs peaking in September before dropping steadily into October, when temperatures hover around 15-17C.