Today's Weather Forecast - Chengdu

Today's weather in Chengdu. high 22°C (72°F), low 18°C (64°F). Overcast.

Today’s Hourly Weather Outlook

Morning6 AM – Noon19°
Wind speed
5 km/h
Rain probability
2%
AfternoonNoon – 6 PM22°
Wind speed
8 km/h
Rain probability
14%
Evening6 PM – Midn20°
Wind speed
8 km/h
Rain probability
11%
NightMidn – 6 AM19°
Wind speed
5 km/h
Rain probability
2%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:15 AM
Total Daylight
Day completeSolar noon 1:00 PM
Sunset
Dusk 7:44 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
Chengdu (成都)
PM2.5
55μg/m³
PM10
16μg/m³
O₃
8.2ppb
NO₂
18.8ppb
SO₂
2.6ppb
CO
6.4ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Chengdu is forecast to reach a high of 22°C today, with an overnight low around 18°C. That's 6° below the long-term average high of 28°C for this time of year. Expect little chance of rain (14% probability) and a gentle breeze averaging 8 km/h. Air quality is currently Unhealthy for Sensitive Groups (AQI 130), driven mainly by PM2.5 at 54 μg/m³.

Today vs Normal

22°C-6° below normal

The long-term average high for today is 28°C.

14 of the last 19 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-19: 31°C31°2026-08-20: 30°C30°2026-08-21: 33°C33°2026-08-22: 34°C34°2026-08-23: 35°C35°2026-08-24: 35°C35°2026-08-25: 36°C36°2026-08-26: 34°C34°2026-08-27: 36°C36°2026-08-28: 34°C34°2026-08-29: 27°C27°2026-08-30: 34°C34°

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.