Today's Weather Forecast - Xi'an

Today's weather in Xi'an. high 18°C (64°F), low 15°C (59°F). Sunny.

Today’s Hourly Weather Outlook

Morning6 AM – Noon16°
Wind speed
4 km/h
Rain probability
65%
AfternoonNoon – 6 PM18°
Wind speed
4 km/h
Rain probability
94%
Evening6 PM – Midn17°
Wind speed
5 km/h
Rain probability
82%
NightMidn – 6 AM16°
Wind speed
5 km/h
Rain probability
61%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 5:54 AM
Total Daylight
Day completeSolar noon 12:40 PM
Sunset
Dusk 7:26 PM
RemainingDaylight ended
Solar elevation-48°
vs yesterday-3 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Moderate
Dominant pollutant
Dominant: PM2.5
Monitoring station
Xiaozhai, Xian (西安小寨)
PM2.5
59μg/m³
PM10
21μg/m³
O₃
4.9ppb
NO₂
14.7ppb
SO₂
0.6ppb
CO
7.3ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Xi'an is forecast to reach a high of 18°C today, with an overnight low around 15°C. That's 10° below the long-term average high of 28°C for this time of year. It continues a recent pattern — 9 of the last 28 days with published data have run cooler than normal. Expect a high chance of rain (94% probability) and light winds averaging 5 km/h. Air quality is currently Unhealthy (AQI 171), driven mainly by PM2.5 at 88 μg/m³.

Today vs Normal

18°C-10° below normal

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

9 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: 28°C28°2026-08-29: 28°C28°2026-08-30: 31°C31°2026-08-31: 30°C30°2026-09-01: 30°C30°2026-09-02: 29°C29°2026-09-03: 29°C29°2026-09-04: 29°C29°2026-09-05: 30°C30°2026-09-06: 31°C31°2026-09-07: 26°C26°2026-09-08: 22°C22°

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

Air Quality

Air Quality
Unhealthy

Health effects can be immediately felt by sensitive groups. Healthy individuals may experience difficulty breathing and throat irritation with prolonged exposure. Limit outdoor activity.