St Michael Weather Forecast

    • 27
    • 41

    Partly Sunny

    • 15
    • 32

    Mostly Sunny

    • 28
    • 37

    Rain/Snow Likely

    • 29
    • 45

    Chance Rain Showers

    • 33
    • 42

    Rain Showers Likely

    • 44
    • 54

    Rain Showers Likely

Today 20 Dec Cambria

Mostly sunny. Highs around 40. South Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 20 Dec Cambria

Partly cloudy. Not as cool with Lows in the mid 20s. South Winds 5 to 10 Mph with Gusts up to 25 Mph, increasing to west 15 to 20 Mph with Gusts up to 35 Mph after midnight.

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St Michael Temperature Statistics

December Temperature

Johnstown - Cambria County Airport (3.1 miles)

  • Lowest 15 December, 2025

    5 °F

  • Average December

    24.5 °F

  • Highest 18 December, 2025

    46.9 °F

Climate (2020–Present)

Johnstown - Cambria County Airport (3.1 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    50.5 °F

  • Average High 2020–2025

    58.4 °F
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