Johnson Creek Reservoir Weather Forecast

    • 70
    • 91

    Chance Thunderstorms

    • 69
    • 93

    Mostly Sunny

    • 71
    • 95

    Mostly Sunny

    • 71
    • 96

    Mostly Sunny

    • 68
    • 95

    Partly Sunny

    • 65
    • 82

    Chance Thunderstorms

Today 21 Aug Marion

Partly cloudy with a chance of Thunderstorms. A chance of Showers. Highs in the lower 90s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

Tonight 21 Aug Marion

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

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnson Creek Reservoir Temperature Statistics

August Temperature

Gilmer, Fox Stephens Field - Gilmer Municipal Airport (24.9 miles)

  • Lowest 5 August, 2025

    67.3 °F

  • Average August

    82.6 °F

  • Highest 17 August, 2025

    97.2 °F

Climate (2020–Present)

Gilmer, Fox Stephens Field - Gilmer Municipal Airport (24.9 miles)

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  • Average Low 2020–2025

    56 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    76 °F
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