Harker Heights Weather Forecast

    • 71
    • 93

    Increasing Clouds

    • 68
    • 92

    Mostly Sunny

    • 70
    • 92

    Mostly Sunny

    • 72
    • 92

    Mostly Sunny

    • 71
    • 93

    Chance Thunderstorms

    • 67
    • 91

    Chance Rain Showers

    • 67
    • 87

    Partly Sunny

Today 18 Sep Bell

Mostly sunny with a 20 percent chance of Showers and Thunderstorms. Highs in the mid 90s. Southeast Winds around 5 Mph.

Tonight 18 Sep Bell

Mostly cloudy this Evening, then becoming partly cloudy. Lows in the lower 70s. South Winds around 5 Mph.

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Harker Heights Temperature Statistics

September Temperature

Killeen, Skylark Field Airport (1.2 miles)

  • Lowest 4 September, 2025

    66.9 °F

  • Average September

    80 °F

  • Highest 4 September, 2025

    99 °F

Climate (2020–Present)

Killeen, Skylark Field Airport (1.2 miles)

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  • Average Low 2020–2025

    58.4 °F

  • Average 2020–2025

    69.1 °F

  • Average High 2020–2025

    80.5 °F
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