Foster Weather Forecast

    • 67
    • 85

    Rain Showers

    • 59
    • 75

    Rain Showers

    • 55
    • 70

    Partly Sunny

    • 53
    • 72

    Partly Sunny

    • 50
    • 74

    Sunny

    • 50
    • 72

    Mostly Sunny

Today 30 Sep Bates

Mostly cloudy. A slight chance of Showers this afternoon. Highs in the mid 80s. South Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 30 Sep Bates

A chance of Thunderstorms. A chance of Showers in the Evening, then Showers after midnight. Lows in the upper 60s. South Winds 5 to 10 Mph. Chance of rain near 100 percent.

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Foster Temperature Statistics

September Temperature

Clinton, MO (46 miles)

  • Lowest 24 September, 2026

    51.8 °F

  • Average September

    78.8 °F

  • Highest 8 September, 2026

    102.2 °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

    68.8 °F
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