Casco Weather Forecast

    • 28
    • 32

    Snow Likely

    • 15
    • 32

    Snow Showers

    • 31
    • 39

    Chance Rain/Snow

    • 17
    • 37

    Chance Rain/Snow

    • 16
    • 24

    Mostly Cloudy

    • 27
    • 38

    Chance Rain/Snow

    • 15
    • 34

    Mostly Cloudy

Today 28 Jan St. Clair

Snow. Accumulations up to half an inch. South Winds 10 to 15 Mph. Gusts up to 35 Mph early in the evening. Chance of snow 90 percent.

Tonight 28 Jan St. Clair

Not as cool. Mostly cloudy with scattered snow Showers. Lows in the upper 20s. West Winds 10 to 20 Mph with Gusts up to 40 Mph. Chance of snow 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Casco Temperature Statistics

January Temperature

St Clair County International Airport (12.4 miles)

  • Lowest 21 January, 2025

    -7.6 °F

  • Average January

    20.5 °F

  • Highest 1 January, 2025

    37.4 °F

Climate (2020–Present)

St Clair County International Airport (12.4 miles)

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  • Average Low 2020–2025

    39.9 °F

  • Average 2020–2025

    49.5 °F

  • Average High 2020–2025

    58.5 °F
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