Brentwood Weather Forecast

    • 72
    • 94

    Mostly Sunny

    • 71
    • 93

    Mostly Sunny

    • 74
    • 96

    Mostly Sunny

    • 73
    • 95

    Mostly Sunny

    • 72
    • 95

    Mostly Sunny

    • 70
    • 94

    Mostly Sunny

Today 13 Sep Williamson

Areas of fog this morning. Sunny. Highs in the mid 90s. Light and variable Winds, becoming northwest around 5 Mph this afternoon.

Tonight 13 Sep Williamson

Mostly clear in the Evening, then becoming partly cloudy. Lows around 70. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Real-Time

Brentwood Temperature Statistics

September Temperature

Nashville, Nashville International Airport (7.5 miles)

  • Lowest 7 September, 2026

    71.7 °F

  • Average September

    85.6 °F

  • Highest 5 September, 2026

    101.6 °F

Climate (2021–2026)

Nashville, Nashville International Airport (7.5 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    73.8 °F
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