Temperature
Hot by day, warm at night.
91°Ftypical Aug high
Hangzhou is most comfortable in autumn. Summers are hot and winters are cool.

Hot by day, warm at night.
One of the wettest months.
Cloudier spells limit sunshine.
Very hot days, with humid stretches.
Mostly cloudy skies.
Want a side-by-side climate view? Compare Hangzhou with Kunming.
Typical monthly values are based on long-term climate records. Useful for planning, not a forecast. Check the weather before you travel.
Local microclimates can vary by beach, neighborhood, trail, or elevation.
Last updated: Jun 1, 2026
Data & methodology