Foster Lake Weather Forecast

    • 32
    • 49

    Increasing Clouds

    • 45
    • 55

    Chance Rain Showers

    • 54
    • 60

    Chance Rain

    • 35
    • 68

    Partly Sunny

    • 43
    • 57

    Partly Sunny

    • 57
    • 72

    Partly Sunny

    • 56
    • 72

    Partly Sunny

Today 15 Dec Cass

Mostly sunny. Highs in the mid 40s. East Winds around 5 Mph, becoming south this afternoon.

Tonight 15 Dec Cass

Partly cloudy. Cold with Lows in the lower 30s. South Winds around 5 Mph.

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  • Temperature Real-Time

Foster Lake Temperature Statistics

December Temperature

Mount Pleasant, Mount Pleasant Regional Airport (30.4 miles)

  • Lowest 11 December, 2025

    29.3 °F

  • Average December

    43.6 °F

  • Highest 12 December, 2025

    67.3 °F

Climate (2020–Present)

Mount Pleasant, Mount Pleasant Regional Airport (30.4 miles)

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  • Average Low 2020–2025

    54.2 °F

  • Average 2020–2025

    64.8 °F

  • Average High 2020–2025

    76 °F
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