15-Day Weather Forecast - New York

15-day weather forecast for New York: temperatures from 15°C (59°F) to 31°C (88°F). Average daily high 25°C (77°F) over the next 15 days.

Hourly Forecast by Day

Today·10 Sep
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Temperature · peaks at +31°C

15-Day Temperature Trend

31°22°TodaySep28°19°Tmrw26°15°Sat29°22°Sun27°22°Mon23°19°Tue28°20°Wed26°18°Thu22°15°Fri26°16°Sat22°17°Sun20°16°Mon21°18°Tue23°21°Wed25°17°Thu
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Thu, Sep 10Today
    +31°/+22°
    feels +33°0 mm · 20%19 km/hUV 6 · Hi
    06:3119:13
  • Fri, Sep 11Tomorrow
    +28°/+19°
    feels +27°0 mm · 4%14 km/hUV 6 · Hi
    06:3219:11
  • Sat, Sep 12Sat
    +26°/+15°
    feels +26°0.8 mm · 32%24 km/hUV 6 · Mod
    06:3319:09
  • Sun, Sep 13Sun
    +29°/+22°
    feels +32°18.3 mm · 69%23 km/hUV 6 · Mod
    06:3419:08
  • Mon, Sep 14Mon
    +27°/+22°
    feels +27°0 mm · 10%21 km/hUV 6 · Hi
    06:3519:06
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  • Tue, Sep 15Tue
    +23°/+19°
    feels +21°0 mm · 1%22 km/hUV 6 · Mod
    06:3619:04
  • Wed, Sep 16Wed
    +28°/+20°
    feels +30°0 mm · 20%17 km/hUV 6 · Hi
    06:3719:03
  • Thu, Sep 17Thu
    +26°/+18°
    feels +28°11.4 mm · 27%21 km/hUV 4 · Mod
    06:3819:01
  • Fri, Sep 18Fri
    +22°/+15°
    feels +20°0 mm · 22%23 km/hUV 6 · Hi
    06:3918:59
  • Sat, Sep 19Sat
    +26°/+16°
    feels +24°0 mm · 9%11 km/hUV 6 · Hi
    06:4018:58
  • Sun, Sep 20Sun
    +22°/+17°
    feels +21°0 mm · 8%21 km/hUV 6 · Mod
    06:4118:56
  • Mon, Sep 21Mon
    +20°/+16°
    feels +17°0 mm · 15%23 km/hUV 5 · Mod
    06:4218:54
  • Tue, Sep 22Tue
    +21°/+18°
    feels +20°42.3 mm · 19%38 km/hUV 1 · Low
    06:4318:53
  • Wed, Sep 23Wed
    +23°/+21°
    feels +22°54.0 mm · 28%62 km/hUV 1 · Low
    06:4418:51
  • Thu, Sep 24Thu
    +25°/+17°
    feels +23°0 mm · 33%52 km/hUV 6 · Mod
    06:4518:49

Weather Insight

New York's 15-day outlook ranges from a low of 15°C to a high of 31°C, with an average daytime high near 25°C. That's 2° above the long-term average high of 23°C for this time of year. It continues a recent pattern — 15 of the last 20 days with published data have run warmer than normal. Air quality is currently Moderate (AQI 53), driven mainly by O₃ at 108 μg/m³.

Today vs Normal

31°C+8° above normal

The long-term average high for today is 23°C.

15 of the last 20 days with published data ran above normal.

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

2026-08-19: 28°C28°2026-08-20: 28°C28°2026-08-21: 25°C25°2026-08-22: 23°C23°2026-08-23: 26°C26°2026-08-24: 26°C26°2026-08-25: 25°C25°2026-08-26: 25°C25°2026-08-27: 25°C25°2026-08-28: 27°C27°2026-08-29: 24°C24°2026-08-30: 25°C25°

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 New York

Over the next 15 days, New York is forecast to see temperatures ranging from 15°C to 32°C, averaging a daily high of 25°C. The extended outlook indicates significant rainfall totalling 126.8 mm spread across 5 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.