15-Day Weather Forecast - Guangzhou

15-day weather forecast for Guangzhou: temperatures from 22°C (72°F) to 34°C (93°F). Average daily high 32°C (90°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +31°C

15-Day Temperature Trend

31°24°TodaySep32°23°Tmrw31°25°Sun32°24°Mon31°24°Tue32°24°Wed32°25°Thu33°26°Fri33°26°Sat33°27°Sun33°26°Mon34°27°Tue31°24°Wed29°22°Thu30°22°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +31°/+24°
    feels +35°0 mm · 51%16 km/hUV 8 · V.Hi
    06:1218:34
  • Sat, Sep 12Tomorrow
    +32°/+23°
    feels +36°0 mm · 20%13 km/hUV 8 · V.Hi
    06:1218:33
  • Sun, Sep 13Sun
    +31°/+25°
    feels +38°15.3 mm · 100%10 km/hUV 8 · V.Hi
    06:1218:32
  • Mon, Sep 14Mon
    +32°/+24°
    feels +38°5.7 mm · 82%11 km/hUV 8 · Hi
    06:1318:31
  • Tue, Sep 15Tue
    +31°/+24°
    feels +38°5.8 mm · 80%7 km/hUV 8 · Hi
    06:1318:30
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  • Wed, Sep 16Wed
    +32°/+24°
    feels +38°0.3 mm · 61%8 km/hUV 8 · Hi
    06:1318:29
  • Thu, Sep 17Thu
    +32°/+25°
    feels +37°0 mm · 32%8 km/hUV 8 · V.Hi
    06:1418:28
  • Fri, Sep 18Fri
    +33°/+26°
    feels +39°2.4 mm · 29%8 km/hUV 8 · V.Hi
    06:1418:27
  • Sat, Sep 19Sat
    +33°/+26°
    feels +41°3.0 mm · 35%4 km/hUV 8 · V.Hi
    06:1418:26
  • Sun, Sep 20Sun
    +33°/+27°
    feels +40°1.2 mm · 27%9 km/hUV 8 · V.Hi
    06:1418:25
  • Mon, Sep 21Mon
    +33°/+26°
    feels +41°0 mm · 24%8 km/hUV 9 · V.Hi
    06:1518:24
  • Tue, Sep 22Tue
    +34°/+27°
    feels +39°0 mm · 33%14 km/hUV 8 · V.Hi
    06:1518:23
  • Wed, Sep 23Wed
    +31°/+24°
    feels +32°0 mm · 35%19 km/hUV 8 · V.Hi
    06:1518:22
  • Thu, Sep 24Thu
    +29°/+22°
    feels +31°0 mm · 45%15 km/hUV 7 · Hi
    06:1618:21
  • Fri, Sep 25Fri
    +30°/+22°
    feels +33°0 mm · 42%13 km/hUV 9 · V.Hi
    06:1618:20

Weather Insight

Guangzhou's 15-day outlook ranges from a low of 22°C to a high of 34°C, with an average daytime high near 32°C. That's 1° above the long-term average high of 31°C for this time of year. Air quality is currently Moderate (AQI 94), driven mainly by PM2.5 at 31 μg/m³.

Today vs Normal

31°C0° below normal

The long-term average high for today is 31°C.

12 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: 31°C31°2026-08-29: 33°C33°2026-08-30: 29°C29°2026-08-31: 30°C30°2026-09-01: 28°C28°2026-09-02: 27°C27°2026-09-03: 28°C28°2026-09-04: 28°C28°2026-09-05: 32°C32°2026-09-06: 28°C28°2026-09-07: 32°C32°2026-09-08: 33°C33°

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

Air Quality

Air Quality
Moderate

Air quality is acceptable for most people. Unusually sensitive individuals should consider reducing prolonged or heavy outdoor exertion.

Extended Outlook for Guangzhou

Over the next 15 days, Guangzhou is forecast to see temperatures ranging from 21°C to 34°C, averaging a daily high of 32°C. The extended outlook indicates significant rainfall totalling 33.7 mm spread across 7 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.