Harker Heights Weather Forecast

    • 66
    • 81

    Increasing Clouds

    • 65
    • 78

    Partly Sunny

    • 63
    • 81

    Partly Sunny

    • 65
    • 83

    Mostly Sunny

    • 61
    • 80

    Mostly Cloudy

    • 40
    • 72

    Mostly Cloudy

Today 23 Dec Bell

Mostly sunny. Highs in the upper 70s. South Winds 5 to 10 Mph.

Tonight 23 Dec Bell

Mostly clear in the Evening, then becoming mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. South Winds around 5 Mph.

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Harker Heights Temperature Statistics

December Temperature

Killeen, Skylark Field Airport (1.2 miles)

  • Lowest 15 December, 2025

    28 °F

  • Average December

    33.1 °F

  • Highest 8 December, 2025

    39.9 °F

Climate (2020–Present)

Killeen, Skylark Field Airport (1.2 miles)

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  • Average Low 2020–2025

    58.7 °F

  • Average 2020–2025

    69.4 °F

  • Average High 2020–2025

    80.7 °F
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