Thornton Weather Forecast

    • 56
    • 71

    Partly Sunny

    • 53
    • 81

    Mostly Sunny

    • 51
    • 81

    Mostly Sunny

    • 58
    • 85

    Mostly Sunny

    • 62
    • 89

    Mostly Sunny

    • 63
    • 90

    Mostly Sunny

    • 62
    • 91

    Mostly Sunny

Today 6 Sep Calhoun

Mostly cloudy with a slight chance of Showers and Thunderstorms. Much cooler with Highs in the mid 70s. Northeast Winds around 5 Mph. Chance of rain 20 percent. Average rainfall less than 1/10 inch.

Tonight 6 Sep Calhoun

Partly cloudy this Evening, then clearing. Lows in the upper 50s. Northeast Winds around 5 Mph this Evening, becoming light and variable.

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Thornton Temperature Statistics

September Temperature

Camden / Harrell Field (19.3 miles)

  • Lowest 1 September, 2025

    66.2 °F

  • Average September

    77.5 °F

  • Highest 4 September, 2025

    93.2 °F

Climate (2020–Present)

Camden / Harrell Field (19.3 miles)

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  • Average Low 2020–2025

    53.4 °F

  • Average 2020–2025

    64.5 °F

  • Average High 2020–2025

    77.4 °F
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