Thornhill Weather Forecast

    • 70
    • 90

    Mostly Sunny

    • 69
    • 91

    Slight Chance Thunderstorms

    • 70
    • 92

    Partly Sunny

    • 71
    • 92

    Slight Chance Thunderstorms

    • 71
    • 91

    Chance Thunderstorms

    • 70
    • 90

    Rain Showers Likely

    • 69
    • 88

    Rain Showers Likely

Today 4 Jul Marion

Sunny. Highs in the lower 90s. Northeast Winds around 5 Mph.

Tonight 4 Jul Marion

Mostly clear. Lows in the lower 70s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thornhill Temperature Statistics

July Temperature

Haleyville, Posey Field Airport (8.7 miles)

  • Lowest 2 July, 2025

    68 °F

  • Average July

    77.1 °F

  • Highest 2 July, 2025

    87.1 °F

Climate (2020–Present)

Haleyville, Posey Field Airport (8.7 miles)

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  • Average Low 2020–2025

    50.7 °F

  • Average 2020–2025

    60.7 °F

  • Average High 2020–2025

    71.6 °F
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