Keystone Lake Weather Forecast

    • 27
    • 50

    Rain

    • 22
    • 33

    Partly Sunny

    • 37
    • 44

    Mostly Cloudy

    • 30
    • 50

    Mostly Cloudy

    • 29
    • 41

    Mostly Cloudy

    • 39
    • 45

    Rain Likely

Today 31 Jan Armstrong

Rain. Highs in the upper 40s. Southeast Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 31 Jan Armstrong

Considerable cloudiness with a 50 percent chance of rain. Lows in the mid 20s. West Winds 5 to 10 Mph, becoming north after midnight.

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Keystone Lake Temperature Statistics

January Temperature

Indiana / Stewart Field (12.4 miles)

  • Lowest 22 January, 2025

    -14.8 °F

  • Average January

    21.1 °F

  • Highest 1 January, 2025

    44.6 °F

Climate (2020–Present)

Indiana / Stewart Field (12.4 miles)

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  • Average Low 2020–2025

    42.8 °F

  • Average 2020–2025

    52.2 °F

  • Average High 2020–2025

    61.6 °F
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