Spring (March–May): Average 13–21°C, mild and comfortable climate with abundant sunshine, but occasional overcast and rainy weather. Temperatures begin to rise in March, flowers bloom in April, and May is already hot. Common activities: enjoying the outdoors, appreciating flowers, sightseeing at the Bund, visiting museums. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
Summer (June–August): Average 26–31°C, hot and humid with abundant rainfall, especially in June. Pay attention to heatstroke and sun protection. Common activities: swimming, strolling along the Huangpu River, enjoying nightlife. Recommended clothing: light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): Average 16–26°C, pleasant climate with abundant sunshine and reduced rainfall. One of the best seasons to travel to Shanghai. Common activities: viewing maple leaves, touring ancient towns, savoring Shanghai's specialties. Recommended clothing: light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): Average 7–13°C, cold and dry, with occasional overcast and rainy weather. Lower temperatures require attention to keeping warm. Common activities: visiting indoor attractions, shopping, enjoying hot pot and other winter delicacies. Recommended clothing: warm coat, sweater, scarf, gloves.