Spring (March–May): 11.7–20.6°C on average, with a mild and comfortable climate, abundant sunshine, and moderate rainfall, ideal for outings and flower viewing. Common activities: Visiting the Humble Administrator's Garden and Tiger Hill, enjoying Suzhou's local snacks. Recommended attire: Light jacket, long-sleeved shirt, comfortable athletic shoes.
Summer (June–August): 25.2–29.4°C on average, hot and humid, with heavier rainfall, particularly in June. Common activities: Seeking refuge from the heat in indoor attractions such as museums and art galleries, enjoying cold drinks. Recommended attire: Light and breathable clothing, sun hat, sunscreen.
Autumn (September–November): 18.3–23.9°C on average, with a pleasant and cool climate and reduced rainfall. Common activities: Visiting Jinji Lake and Taihu Lake, enjoying the refreshing autumn scenery. Recommended attire: Light jacket, long-sleeved shirt, comfortable shoes.
Winter (December–February): 4.6–5.3°C on average, cold and dry, with less rainfall. Common activities: Enjoying hot Suzhou soup noodles, visiting indoor attractions. Recommended attire: Thick coat, sweater, warm hat and gloves.