Heart of Texas Weather Forecast

    • 41
    • 51

    Increasing Clouds

    • 54
    • 61

    Mostly Cloudy

    • 61
    • 68

    Mostly Cloudy

    • 42
    • 73

    Mostly Sunny

    • 54
    • 65

    Mostly Sunny

    • 56
    • 78

    Mostly Sunny

Today 15 Dec McLennan

Sunny. Highs in the lower 50s. Southeast Winds around 5 Mph.

Tonight 15 Dec McLennan

Mostly cloudy. Not as cool with Lows around 40. South Winds around 5 Mph.

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Heart of Texas Temperature Statistics

December Temperature

Waco, Waco Regional Airport (5.6 miles)

  • Lowest 11 December, 2025

    30.2 °F

  • Average December

    49.5 °F

  • Highest 12 December, 2025

    71.6 °F

Climate (2020–Present)

Waco, Waco Regional Airport (5.6 miles)

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  • Average Low 2020–2025

    57.5 °F

  • Average 2020–2025

    68.7 °F

  • Average High 2020–2025

    80.3 °F
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