Heart of Texas Weather Forecast

    • 74
    • 98

    Hot

    • 75
    • 99

    Hot

    • 74
    • 98

    Slight Chance Thunderstorms

    • 72
    • 96

    Slight Chance Thunderstorms

    • 72
    • 95

    Partly Sunny

    • 71
    • 94

    Partly Sunny

Today 19 Sep McLennan

Sunny, hot with Highs in the upper 90s. South Winds 5 to 10 Mph.

Tonight 19 Sep McLennan

Mostly clear. Lows in the mid 70s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

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Heart of Texas Temperature Statistics

September Temperature

Waco, Waco Regional Airport (5.6 miles)

  • Lowest 2 September, 2026

    74.6 °F

  • Average September

    89.3 °F

  • Highest 2 September, 2026

    103.6 °F

Climate (2021–2026)

Waco, Waco Regional Airport (5.6 miles)

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  • Average Low 2021–2026

    58.1 °F

  • Average 2021–2026

    69.6 °F

  • Average High 2021–2026

    81.4 °F
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