15-Day Weather Forecast - Nanjing

15-day weather forecast for Nanjing: temperatures from 16°C (61°F) to 30°C (86°F). Average daily high 27°C (81°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +26°C

15-Day Temperature Trend

26°19°TodaySep27°19°Tmrw28°20°Sun27°21°Mon28°20°Tue27°19°Wed27°19°Thu29°22°Fri30°23°Sat30°23°Sun30°22°Mon28°21°Tue23°17°Wed24°16°Thu25°17°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +26°/+19°
    feels +28°0 mm · 24%11 km/hUV 4 · Mod
    05:4518:16
  • Sat, Sep 12Tomorrow
    +27°/+19°
    feels +30°0 mm · 1%8 km/hUV 7 · Hi
    05:4618:15
  • Sun, Sep 13Sun
    +28°/+20°
    feels +32°0 mm · 4%10 km/hUV 7 · Hi
    05:4718:13
  • Mon, Sep 14Mon
    +27°/+21°
    feels +29°0 mm · 4%13 km/hUV 4 · Mod
    05:4718:12
  • Tue, Sep 15Tue
    +28°/+20°
    feels +29°10 km/hUV 6 · Hi
    05:4818:11
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  • Wed, Sep 16Wed
    +27°/+19°
    feels +29°11 km/hUV 7 · Hi
    05:4918:09
  • Thu, Sep 17Thu
    +27°/+19°
    feels +29°0 mm · 14%12 km/hUV 5 · Mod
    05:4918:08
  • Fri, Sep 18Fri
    +29°/+22°
    feels +33°0 mm · 16%5 km/hUV 5 · Mod
    05:5018:07
  • Sat, Sep 19Sat
    +30°/+23°
    feels +33°0 mm · 14%10 km/hUV 7 · Hi
    05:5018:06
  • Sun, Sep 20Sun
    +30°/+23°
    feels +32°0 mm · 9%10 km/hUV 7 · Hi
    05:5118:04
  • Mon, Sep 21Mon
    +30°/+22°
    feels +34°0 mm · 16%9 km/hUV 7 · Hi
    05:5218:03
  • Tue, Sep 22Tue
    +28°/+21°
    feels +27°0 mm · 30%30 km/hUV 7 · Hi
    05:5218:02
  • Wed, Sep 23Wed
    +23°/+17°
    feels +20°0 mm · 16%27 km/hUV 7 · Hi
    05:5318:00
  • Thu, Sep 24Thu
    +24°/+16°
    feels +23°0 mm · 20%15 km/hUV 6 · Hi
    05:5317:59
  • Fri, Sep 25Fri
    +25°/+17°
    feels +26°0 mm · 21%11 km/hUV 6 · Mod
    05:5417:58

Weather Insight

Nanjing's 15-day outlook ranges from a low of 16°C to a high of 30°C, with an average daytime high near 27°C. That's 2° below the long-term average high of 29°C for this time of year. It continues a recent pattern — 10 of the last 28 days with published data have run cooler than normal. Air quality is currently Moderate (AQI 95), driven mainly by PM2.5 at 30 μg/m³.

Today vs Normal

26°C-3° below normal

The long-term average high for today is 29°C.

10 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: 32°C32°2026-08-29: 33°C33°2026-08-30: 30°C30°2026-08-31: 26°C26°2026-09-01: 28°C28°2026-09-02: 26°C26°2026-09-03: 26°C26°2026-09-04: 28°C28°2026-09-05: 29°C29°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
Moderate

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

Extended Outlook for Nanjing

Over the next 15 days, Nanjing is forecast to see temperatures ranging from 16°C to 30°C, averaging a daily high of 27°C. The extended outlook indicates predominantly dry and clear conditions throughout the period. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.