Shanghai Weather Month by Month: Temperatures, Humidity & What to Wear (January–December)

MonthAvg High (℃/℉)Avg Low (℃/℉)Avg HumidityClothing Suggestion
Jan8℃ (46.4℉)1℃ (33.8℉)68%Cold and damp. Wear medium to thick jackets, sweaters, long pants, and scarves. Layering is recommended.
Feb9℃ (48.2℉)2℃ (35.6℉)65%Cool and slightly humid. Medium jackets, sweaters, long sleeves, and pants.
Mar13℃ (55.4℉)5℃ (41℉)62%Mild and gradually warming. Light jackets, long-sleeve shirts, and trousers. Layering for mornings/evenings.
Apr19℃ (66.2℉)11℃ (51.8℉)63%Spring weather. Light jackets, long sleeves, skirts or trousers, and a thin scarf if needed.
May24℃ (75.2℉)16℃ (60.8℉)70%Warm and comfortable. Short sleeves, light fabrics, breathable clothing, prepare for occasional rain.
Jun28℃ (82.4℉)21℃ (69.8℉)75%Hot and humid. Summer clothes, short sleeves, skirts/shorts, sun protection, and light raincoat.
Jul32℃ (89.6℉)25℃ (77℉)78%Very hot and humid. Lightweight summer clothes, short sleeves, breathable fabrics, rain gear for showers.
Aug32℃ (89.6℉)25℃ (77℉)78%Hot and humid. Short sleeves, light clothing, sun protection, and rain gear for sudden showers.
Sep28℃ (82.4℉)21℃ (69.8℉)75%Warm and slightly humid. Light long-sleeves, trousers, breathable fabrics.
Oct22℃ (71.6℉)14℃ (57.2℉)70%Mild autumn. Medium jackets, sweaters, long pants, and scarves for mornings/evenings.
Nov16℃ (60.8℉)9℃ (48.2℉)68%Cool and damp. Warm jackets, sweaters, and long pants. Layering recommended.
Dec11℃ (51.8℉)4℃ (39.2℉)68%Cold and damp. Medium to thick jackets, sweaters, scarves, and warm layers.