Mark Twain State Park Weather Forecast

    • 58
    • 75

    Partly Sunny

    • 60
    • 79

    Rain Showers

    • 51
    • 74

    Chance Thunderstorms

    • 52
    • 72

    Slight Chance Thunderstorms

    • 57
    • 73

    Rain Showers Likely

    • 49
    • 72

    Chance Rain Showers

Today 22 Apr Monroe

Mostly sunny. Highs in the upper 70s. Southwest Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 22 Apr Monroe

Partly cloudy. Lows in the upper 50s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

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Mark Twain State Park Temperature Statistics

April Temperature

Quincy Regional Airport-Baldwin Field (45.4 miles)

  • Lowest 7 April, 2026

    35.7 °F

  • Average April

    59.5 °F

  • Highest 14 April, 2026

    86.6 °F

Climate (2021–Present)

Quincy Regional Airport-Baldwin Field (45.4 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.4 °F
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