Downtown Baton Rouge Weather Forecast

    • 70
    • 92

    Mostly Sunny

    • 71
    • 93

    Mostly Sunny

    • 73
    • 94

    Mostly Sunny

    • 72
    • 94

    Mostly Sunny

    • 72
    • 93

    Slight Chance Thunderstorms

    • 73
    • 91

    Chance Thunderstorms

Today 18 Sep East Baton Rouge

Sunny. Near steady temperature in the upper 80s. Southeast Winds around 5 Mph.

Tonight 18 Sep East Baton Rouge

Clear. Lows in the upper 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Downtown Baton Rouge Temperature Statistics

September Temperature

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (5.6 miles)

  • Lowest 9 September, 2025

    62.1 °F

  • Average September

    79.7 °F

  • Highest 13 September, 2025

    93.9 °F

Climate (2020–Present)

Baton Rouge, Baton Rouge Metropolitan, Ryan Field (5.6 miles)

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  • Average Low 2020–2025

    60.4 °F

  • Average 2020–2025

    70.3 °F

  • Average High 2020–2025

    80.9 °F
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