Foster Weather Forecast

    • 30
    • 56

    Partly Sunny

    • 22
    • 43

    Partly Sunny

    • 8
    • 36

    Partly Sunny

    • 16
    • 25

    Mostly Sunny

    • 27
    • 45

    Partly Sunny

    • 36
    • 51

    Mostly Cloudy

Today 11 Dec Bates

Mostly sunny. Near steady temperature in the lower 50s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 11 Dec Bates

Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 20s. Southwest Winds around 5 Mph, becoming northwest after midnight.

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Foster Temperature Statistics

December Temperature

Clinton, MO (46 miles)

  • Lowest 4 December, 2025

    17.6 °F
  • Average December

    32.2 °F
  • Highest 9 December, 2025

    57.2 °F

Climate (2020–Present)

Clinton, MO (46 miles)

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  • Average Low 2020–2025

    46.6 °F
  • Average 2020–2025

    57.3 °F
  • Average High 2020–2025

    68 °F
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