15-Day Weather Forecast - Colombo

15-day weather forecast for Colombo: temperatures from 24°C (75°F) to 31°C (88°F). Average daily high 28°C (82°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°27°TodaySep29°25°Tmrw29°25°Sun29°25°Mon28°24°Tue28°24°Wed28°24°Thu28°25°Fri28°24°Sat28°24°Sun28°25°Mon27°25°Tue27°26°Wed28°25°Thu27°25°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +31°/+27°
    feels +37°2.6 mm · 69%17 km/hUV 9 · V.Hi
    06:0118:12
  • Sat, Sep 12Tomorrow
    +29°/+25°
    feels +35°10.9 mm · 98%17 km/hUV 7 · Hi
    06:0118:11
  • Sun, Sep 13Sun
    +29°/+25°
    feels +35°12.0 mm · 90%14 km/hUV 9 · V.Hi
    06:0118:11
  • Mon, Sep 14Mon
    +29°/+25°
    feels +35°17.5 mm · 90%13 km/hUV 9 · V.Hi
    06:0118:10
  • Tue, Sep 15Tue
    +28°/+24°
    feels +35°13.4 mm · 86%9 km/hUV 6 · Hi
    06:0018:10
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  • Wed, Sep 16Wed
    +28°/+24°
    feels +34°10.5 mm · 95%10 km/hUV 1 · Low
    06:0018:09
  • Thu, Sep 17Thu
    +28°/+24°
    feels +33°20.1 mm · 100%12 km/hUV 2 · Low
    06:0018:09
  • Fri, Sep 18Fri
    +28°/+25°
    feels +34°22.2 mm · 98%12 km/hUV 8 · V.Hi
    06:0018:08
  • Sat, Sep 19Sat
    +28°/+24°
    feels +33°16.8 mm · 100%14 km/hUV 8 · V.Hi
    06:0018:08
  • Sun, Sep 20Sun
    +28°/+24°
    feels +33°24.6 mm · 100%14 km/hUV 9 · V.Hi
    06:0018:07
  • Mon, Sep 21Mon
    +28°/+25°
    feels +32°30.0 mm · 100%16 km/hUV 3 · Low
    05:5918:07
  • Tue, Sep 22Tue
    +27°/+25°
    feels +30°38.4 mm · 100%18 km/hUV 3 · Low
    05:5918:06
  • Wed, Sep 23Wed
    +27°/+26°
    feels +31°35.4 mm · 100%19 km/hUV 9 · V.Hi
    05:5918:06
  • Thu, Sep 24Thu
    +28°/+25°
    feels +32°22.2 mm · 100%18 km/hUV 7 · Hi
    05:5918:05
  • Fri, Sep 25Fri
    +27°/+25°
    feels +31°33.6 mm · 91%18 km/hUV 8 · Hi
    05:5918:04

Weather Insight

Colombo's 15-day outlook ranges from a low of 24°C to a high of 31°C, with an average daytime high near 28°C. Air quality is currently Moderate (AQI 64), driven mainly by PM2.5 at 14 μg/m³.

Today vs Normal

31°C+3° above normal

The long-term average high for today is 28°C.

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 Colombo

Over the next 15 days, Colombo is forecast to see temperatures ranging from 23°C to 32°C, averaging a daily high of 28°C. The extended outlook indicates significant rainfall totalling 310.2 mm spread across 15 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.