Foster Weather Forecast

    • 40
    • 69

    Sunny

    • 45
    • 72

    Partly Sunny

    • 48
    • 73

    Partly Sunny

    • 51
    • 77

    Sunny

    • 54
    • 81

    Mostly Sunny

    • 57
    • 82

    Partly Sunny

Today 18 Oct Bates

Sunny. Highs in the upper 60s. South Winds 5 to 10 Mph.

Tonight 18 Oct Bates

Mostly clear. Lows in the lower 40s. South Winds 5 to 10 Mph.

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Foster Temperature Statistics

October Temperature

Clinton, MO (46 miles)

  • Lowest 16 October, 2026

    42.8 °F

  • Average October

    68.5 °F

  • Highest 13 October, 2026

    95 °F

Climate (2021–2026)

Clinton, MO (46 miles)

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  • Average Low 2021–2026

    47 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.9 °F
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