15-Day Weather Forecast - Nice

15-day weather forecast for Nice: temperatures from 11°C (52°F) to 27°C (81°F). Average daily high 25°C (77°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +25°C

15-Day Temperature Trend

25°19°TodaySep26°20°Tmrw27°22°Sun26°20°Mon27°21°Tue26°21°Wed25°21°Thu26°21°Fri26°19°Sat26°18°Sun27°20°Mon25°17°Tue26°16°Wed22°15°Thu21°11°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +25°/+19°
    feels +27°0 mm · 3%11 km/hUV 4 · Mod
    07:0519:48
  • Sat, Sep 12Tomorrow
    +26°/+20°
    feels +28°12 km/hUV 6 · Mod
    07:0619:46
  • Sun, Sep 13Sun
    +27°/+22°
    feels +29°12 km/hUV 6 · Mod
    07:0719:45
  • Mon, Sep 14Mon
    +26°/+20°
    feels +29°10 km/hUV 5 · Mod
    07:0819:43
  • Tue, Sep 15Tue
    +27°/+21°
    feels +30°10 km/hUV 6 · Mod
    07:1019:41
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  • Wed, Sep 16Wed
    +26°/+21°
    feels +29°0 mm · 9%8 km/hUV 5 · Mod
    07:1119:39
  • Thu, Sep 17Thu
    +25°/+21°
    feels +28°2.4 mm · 16%13 km/hUV 5 · Mod
    07:1219:37
  • Fri, Sep 18Fri
    +26°/+21°
    feels +28°0 mm · 18%10 km/hUV 5 · Mod
    07:1319:35
  • Sat, Sep 19Sat
    +26°/+19°
    feels +28°0 mm · 16%15 km/hUV 5 · Mod
    07:1419:34
  • Sun, Sep 20Sun
    +26°/+18°
    feels +27°0 mm · 10%11 km/hUV 5 · Mod
    07:1519:32
  • Mon, Sep 21Mon
    +27°/+20°
    feels +23°0 mm · 14%22 km/hUV 5 · Mod
    07:1619:30
  • Tue, Sep 22Tue
    +25°/+17°
    feels +25°0 mm · 10%15 km/hUV 5 · Mod
    07:1819:28
  • Wed, Sep 23Wed
    +26°/+16°
    feels +26°0 mm · 20%21 km/hUV 4 · Mod
    07:1919:26
  • Thu, Sep 24Thu
    +22°/+15°
    feels +21°1.2 mm · 17%15 km/hUV 5 · Mod
    07:2019:25
  • Fri, Sep 25Fri
    +21°/+11°
    feels +18°0 mm · 18%16 km/hUV 1 · Low
    07:2119:23

Weather Insight

Nice's 15-day outlook ranges from a low of 11°C to a high of 27°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 — 19 of the last 19 days with published data have run warmer than normal. Air quality is currently good (AQI 36), with no notable outdoor health concerns.

Today vs Normal

25°C+2° above normal

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

19 of the last 19 days with published data ran above normal.

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

2026-08-19: 29°C29°2026-08-20: 28°C28°2026-08-21: 29°C29°2026-08-22: 29°C29°2026-08-23: 27°C27°2026-08-24: 28°C28°2026-08-25: 28°C28°2026-08-26: 26°C26°2026-08-27: 27°C27°2026-08-28: 29°C29°2026-08-29: 29°C29°2026-08-30: 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 Nice

Over the next 15 days, Nice is forecast to see temperatures ranging from 11°C to 28°C, averaging a daily high of 25°C. The extended outlook indicates occasional showers on 2 days, with 3.6 mm total accumulation. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.