Today's Weather Forecast - Hangzhou

Today's weather in Hangzhou. high 27°C (81°F), low 20°C (68°F). Overcast.

Today’s Hourly Weather Outlook

Morning6 AM – Noon23°
Wind speed
12 km/h
Rain probability
2%
AfternoonNoon – 6 PM26°
Wind speed
15 km/h
Rain probability
88%
Evening6 PM – Midn23°
Wind speed
11 km/h
Rain probability
91%
NightMidn – 6 AM22°
Wind speed
12 km/h
Rain probability
2%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:11 AM
Total Daylight
Day completeSolar noon 11:55 AM
Sunset
Dusk 6:40 PM
RemainingDaylight ended
Solar elevation-52°
vs yesterday-3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Moderate
Dominant pollutant
Dominant: PM2.5
Monitoring station
Hangzhou (杭州)
PM2.5
57μg/m³
PM10
24μg/m³
O₃
55.8ppb
NO₂
6.4ppb
SO₂
3.1ppb
CO
2.8ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Hangzhou is forecast to reach a high of 27°C today, with an overnight low around 20°C. That's 3° below the long-term average high of 30°C for this time of year. It continues a recent pattern — 3 of the last 28 days with published data have run cooler than normal. Expect a high chance of rain (91% probability) and a gentle breeze averaging 15 km/h. Air quality is currently Unhealthy for Sensitive Groups (AQI 119), driven mainly by PM2.5 at 46 μg/m³.

Today vs Normal

27°C-3° below normal

The long-term average high for today is 30°C.

3 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running below normal.

2026-08-28: 30°C30°2026-08-29: 32°C32°2026-08-30: 31°C31°2026-08-31: 33°C33°2026-09-01: 29°C29°2026-09-02: 28°C28°2026-09-03: 29°C29°2026-09-04: 29°C29°2026-09-05: 27°C27°2026-09-06: 29°C29°2026-09-07: 28°C28°2026-09-08: 28°C28°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Unhealthy for Sensitive Groups

Health effects can be felt by sensitive groups, including children, older adults, and people with respiratory or heart conditions. The general public is less likely to be affected.