15-Day Weather Forecast - Atlanta

15-day weather forecast for Atlanta: temperatures from 17°C (63°F) to 36°C (97°F). Average daily high 29°C (84°F) over the next 15 days.

Hourly Forecast by Day

Today·10 Sep
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Temperature · peaks at +32°C

15-Day Temperature Trend

32°22°TodaySep30°24°Tmrw30°23°Sat34°24°Sun36°27°Mon34°26°Tue34°23°Wed35°25°Thu28°22°Fri22°19°Sat21°18°Sun18°17°Mon23°17°Tue29°20°Wed31°18°Thu
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Thu, Sep 10Today
    +32°/+22°
    feels +37°0 mm · 6%10 km/hUV 7 · Hi
    07:1719:50
  • Fri, Sep 11Tomorrow
    +30°/+24°
    feels +34°0 mm · 22%12 km/hUV 7 · Hi
    07:1819:49
  • Sat, Sep 12Sat
    +30°/+23°
    feels +33°1.2 mm · 78%15 km/hUV 6 · Hi
    07:1819:48
  • Sun, Sep 13Sun
    +34°/+24°
    feels +37°0.6 mm · 42%13 km/hUV 7 · Hi
    07:1919:46
  • Mon, Sep 14Mon
    +36°/+27°
    feels +39°0 mm · 9%13 km/hUV 7 · Hi
    07:2019:45
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  • Tue, Sep 15Tue
    +34°/+26°
    feels +36°2.1 mm · 20%12 km/hUV 7 · Hi
    07:2019:43
  • Wed, Sep 16Wed
    +34°/+23°
    feels +36°0 mm · 13%11 km/hUV 7 · Hi
    07:2119:42
  • Thu, Sep 17Thu
    +35°/+25°
    feels +36°0.3 mm · 15%15 km/hUV 7 · Hi
    07:2219:41
  • Fri, Sep 18Fri
    +28°/+22°
    feels +30°0.6 mm · 37%16 km/hUV 4 · Mod
    07:2319:39
  • Sat, Sep 19Sat
    +22°/+19°
    feels +24°2.7 mm · 21%14 km/hUV 2 · Low
    07:2319:38
  • Sun, Sep 20Sun
    +21°/+18°
    feels +22°113.1 mm · 17%23 km/hUV 0 · Low
    07:2419:37
  • Mon, Sep 21Mon
    +18°/+17°
    feels +18°36.0 mm · 12%20 km/hUV 1 · Low
    07:2519:35
  • Tue, Sep 22Tue
    +23°/+17°
    feels +24°0 mm · 19%17 km/hUV 3 · Mod
    07:2519:34
  • Wed, Sep 23Wed
    +29°/+20°
    feels +28°0 mm · 19%25 km/hUV 7 · Hi
    07:2619:32
  • Thu, Sep 24Thu
    +31°/+18°
    feels +29°0 mm · 19%12 km/hUV 7 · Hi
    07:2719:31

Weather Insight

Atlanta's 15-day outlook ranges from a low of 17°C to a high of 36°C, with an average daytime high near 29°C. That's 1° below the long-term average high of 30°C for this time of year. Air quality is currently good (AQI 45), with no notable outdoor health concerns.

Today vs Normal

32°C+2° above normal

The long-term average high for today is 30°C.

14 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: 34°C34°2026-08-20: 36°C36°2026-08-21: 33°C33°2026-08-22: 33°C33°2026-08-23: 33°C33°2026-08-24: 32°C32°2026-08-25: 33°C33°2026-08-26: 32°C32°2026-08-27: 30°C30°2026-08-28: 33°C33°2026-08-29: 31°C31°2026-08-30: 31°C31°

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 Atlanta

Over the next 15 days, Atlanta is forecast to see temperatures ranging from 16°C to 37°C, averaging a daily high of 29°C. The extended outlook indicates significant rainfall totalling 156.6 mm spread across 8 days. Conditions are suitable for most outdoor activities; carry an umbrella on days with showers.