15-Day Weather Forecast - Baton Rouge

15-day weather forecast for Baton Rouge: temperatures from 21°C (70°F) to 37°C (99°F). Average daily high 35°C (95°F) over the next 15 days.

Hourly Forecast by Day

Today·11 Sep
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Temperature · peaks at +33°C

15-Day Temperature Trend

33°24°TodaySep32°24°Tmrw36°24°Sun36°25°Mon36°25°Tue35°25°Wed35°25°Thu35°23°Fri36°23°Sat30°23°Sun33°21°Mon34°21°Tue35°21°Wed35°21°Thu37°24°Fri
Colour scale for daily high temperature bars

15-Day Weather Forecast

Updated just now
  • Date
    High / Low
  • Fri, Sep 11Today
    +33°/+24°
    feels +38°0 mm · 27%10 km/hUV 8 · Hi
    06:4619:14
  • Sat, Sep 12Tomorrow
    +32°/+24°
    feels +38°6.1 mm · 17%22 km/hUV 5 · Mod
    06:4719:13
  • Sun, Sep 13Sun
    +36°/+24°
    feels +42°0.4 mm · 40%10 km/hUV 8 · Hi
    06:4819:12
  • Mon, Sep 14Mon
    +36°/+25°
    feels +41°0.6 mm · 20%8 km/hUV 8 · Hi
    06:4819:11
  • Tue, Sep 15Tue
    +36°/+25°
    feels +42°0.4 mm · 16%9 km/hUV 8 · Hi
    06:4919:09
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  • Wed, Sep 16Wed
    +35°/+25°
    feels +38°0 mm · 39%16 km/hUV 7 · Hi
    06:4919:08
  • Thu, Sep 17Thu
    +35°/+25°
    feels +37°0 mm · 24%16 km/hUV 8 · Hi
    06:5019:07
  • Fri, Sep 18Fri
    +35°/+23°
    feels +36°0 mm · 36%11 km/hUV 7 · Hi
    06:5019:06
  • Sat, Sep 19Sat
    +36°/+23°
    feels +37°0.2 mm · 20%13 km/hUV 7 · Hi
    06:5119:04
  • Sun, Sep 20Sun
    +30°/+23°
    feels +31°0.4 mm · 18%15 km/hUV 7 · Hi
    06:5219:03
  • Mon, Sep 21Mon
    +33°/+21°
    feels +33°0 mm · 20%12 km/hUV 7 · Hi
    06:5219:02
  • Tue, Sep 22Tue
    +34°/+21°
    feels +34°0 mm · 6%13 km/hUV 7 · Hi
    06:5319:01
  • Wed, Sep 23Wed
    +35°/+21°
    feels +34°0 mm · 10%12 km/hUV 7 · Hi
    06:5318:59
  • Thu, Sep 24Thu
    +35°/+21°
    feels +35°0 mm · 6%10 km/hUV 7 · Hi
    06:5418:58
  • Fri, Sep 25Fri
    +37°/+24°
    feels +36°0 mm · 6%22 km/hUV 7 · Hi
    06:5418:57

Weather Insight

Baton Rouge's 15-day outlook ranges from a low of 21°C to a high of 37°C, with an average daytime high near 34°C. That's 2° above the long-term average high of 32°C for this time of year. It continues a recent pattern — 25 of the last 28 days with published data have run warmer than normal. Air quality is currently Moderate (AQI 75), driven mainly by PM2.5 at 19 μg/m³.

Today vs Normal

33°C+1° above normal

The long-term average high for today is 32°C.

25 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: 36°C36°2026-08-29: 36°C36°2026-08-30: 34°C34°2026-08-31: 33°C33°2026-09-01: 31°C31°2026-09-02: 34°C34°2026-09-03: 35°C35°2026-09-04: 32°C32°2026-09-05: 33°C33°2026-09-06: 34°C34°2026-09-07: 35°C35°2026-09-08: 34°C34°

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 Baton Rouge

Over the next 15 days, Baton Rouge is forecast to see temperatures ranging from 20°C to 37°C, averaging a daily high of 34°C. The extended outlook indicates occasional showers on 6 days, with 8.1 mm total accumulation. High temperatures may pose heat stress - stay hydrated and limit sun exposure during peak afternoon hours.