Johnson Creek Reservoir Weather Forecast

    • 40
    • 53

    Sunny

    • 33
    • 61

    Mostly Sunny

    • 23
    • 45

    Partly Sunny

    • 30
    • 48

    Mostly Sunny

    • 27
    • 54

    Partly Sunny

    • 34
    • 49

    Mostly Cloudy

Today 15 Jan Marion

Sunny, cooler with Highs in the lower 50s. Northwest Winds around 5 Mph, becoming southwest this afternoon.

Tonight 15 Jan Marion

Clear. Not as cool with Lows around 40. South Winds 5 to 10 Mph.

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Johnson Creek Reservoir Temperature Statistics

January Temperature

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

  • Lowest 12 January, 2026

    30.2 °F

  • Average January

    54.7 °F

  • Highest 7 January, 2026

    78.4 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    56.4 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    76.5 °F
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