Roundtree Lake Weather Forecast

    • 73
    • 95

    Mostly Sunny

    • 73
    • 95

    Partly Sunny

    • 73
    • 94

    Partly Sunny

    • 68
    • 93

    Mostly Sunny

    • 69
    • 93

    Mostly Sunny

    • 70
    • 93

    Mostly Sunny

    • 71
    • 92

    Slight Chance Thunderstorms

Today 14 Sep Northern Newton

Sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 90s. Southwest Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 105.

Tonight 14 Sep Northern Newton

Mostly clear. Lows in the lower 70s. South Winds around 5 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Roundtree Lake Temperature Statistics

September Temperature

Jasper, Jasper County-Bell Field Airport (13.7 miles)

  • Lowest 6 September, 2026

    71.6 °F

  • Average September

    80.8 °F

  • Highest 4 September, 2026

    95 °F

Climate (2021–2026)

Jasper, Jasper County-Bell Field Airport (13.7 miles)

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  • Average Low 2021–2026

    57.8 °F

  • Average 2021–2026

    68 °F

  • Average High 2021–2026

    79.8 °F
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