15-Day Weather Forecast - New York

15-day weather forecast for New York: temperatures from 13°C (55°F) to 29°C (84°F). Average daily high 24°C (75°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +28°C

15-Day Temperature Trend

28°19°TodaySep26°14°Tmrw28°21°Sun24°18°Mon21°15°Tue22°19°Wed25°19°Thu27°22°Fri29°19°Sat22°16°Sun18°14°Mon16°15°Tue18°15°Wed26°16°Thu24°13°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +28°/+19°
    feels +27°0 mm · 2%16 km/hUV 6 · Hi
    06:3219:11
  • Sat, Sep 12Tomorrow
    +26°/+14°
    feels +26°0 mm · 25%16 km/hUV 6 · Hi
    06:3319:09
  • Sun, Sep 13Sun
    +28°/+21°
    feels +31°26.2 mm · 80%20 km/hUV 6 · Hi
    06:3419:08
  • Mon, Sep 14Mon
    +24°/+18°
    feels +26°0.9 mm · 5%28 km/hUV 6 · Hi
    06:3519:06
  • Tue, Sep 15Tue
    +21°/+15°
    feels +20°0 mm · 1%21 km/hUV 6 · Hi
    06:3619:04
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  • Wed, Sep 16Wed
    +22°/+19°
    feels +22°0 mm · 6%14 km/hUV 6 · Hi
    06:3719:03
  • Thu, Sep 17Thu
    +25°/+19°
    feels +24°0 mm · 23%14 km/hUV 6 · Hi
    06:3819:01
  • Fri, Sep 18Fri
    +27°/+22°
    feels +29°1.2 mm · 23%20 km/hUV 6 · Mod
    06:3918:59
  • Sat, Sep 19Sat
    +29°/+19°
    feels +30°0.6 mm · 21%28 km/hUV 6 · Mod
    06:4018:58
  • Sun, Sep 20Sun
    +22°/+16°
    feels +20°0 mm · 21%26 km/hUV 5 · Mod
    06:4118:56
  • Mon, Sep 21Mon
    +18°/+14°
    feels +16°17.7 mm · 15%24 km/hUV 1 · Low
    06:4218:54
  • Tue, Sep 22Tue
    +16°/+15°
    feels +16°4.8 mm · 12%21 km/hUV 1 · Low
    06:4318:53
  • Wed, Sep 23Wed
    +18°/+15°
    feels +17°4.2 mm · 14%16 km/hUV 2 · Low
    06:4418:51
  • Thu, Sep 24Thu
    +26°/+16°
    feels +26°0 mm · 16%14 km/hUV 6 · Mod
    06:4518:49
  • Fri, Sep 25Fri
    +24°/+13°
    feels +24°12.3 mm · 16%35 km/hUV 4 · Mod
    06:4618:47

Weather Insight

New York's 15-day outlook ranges from a low of 13°C to a high of 29°C, with an average daytime high near 24°C. That's 1° above the long-term average high of 23°C for this time of year. It continues a recent pattern — 20 of the last 28 days with published data have run warmer than normal. Air quality is currently good (AQI 41), with no notable outdoor health concerns.

Today vs Normal

28°C+5° above normal

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

20 of the last 28 days with published data ran above normal.

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

2026-08-28: 27°C27°2026-08-29: 24°C24°2026-08-30: 25°C25°2026-08-31: 24°C24°2026-09-01: 27°C27°2026-09-02: 23°C23°2026-09-03: 27°C27°2026-09-04: 27°C27°2026-09-05: 26°C26°2026-09-06: 23°C23°2026-09-07: 25°C25°2026-09-08: 26°C26°

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

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.

Extended Outlook for New York

Over the next 15 days, New York is forecast to see temperatures ranging from 12°C to 30°C, averaging a daily high of 24°C. The extended outlook indicates significant rainfall totalling 67.9 mm spread across 8 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.