Johnston Lake Weather Forecast

    • 60
    • 80

    Increasing Clouds

    • 61
    • 81

    Chance Rain Showers

    • 63
    • 83

    Partly Sunny

    • 61
    • 82

    Rain Showers Likely

    • 60
    • 73

    Rain Showers Likely

    • 62
    • 79

    Chance Rain Showers

Today 26 Oct Young

Mostly sunny this Morning, then becoming mostly cloudy. Highs around 80. Southeast Winds 5 to 10 Mph.

Tonight 26 Oct Young

Mostly cloudy. A 30 percent chance of Showers after midnight. Lows around 60. Southeast Winds around 5 Mph.

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Johnston Lake Temperature Statistics

October Temperature

Graham, Graham Municipal Airport (8.7 miles)

  • Lowest 17 October, 2026

    39.9 °F

  • Average October

    69.7 °F

  • Highest 14 October, 2026

    91 °F

Climate (2021–2026)

Graham, Graham Municipal Airport (8.7 miles)

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  • Average Low 2021–2026

    54.8 °F

  • Average 2021–2026

    67 °F

  • Average High 2021–2026

    79.5 °F
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