Mark Twain Lake Weather Forecast

    • 66
    • 79

    Increasing Clouds

    • 68
    • 79

    Chance Rain Showers

    • 68
    • 79

    Rain Showers Likely

    • 73
    • 79

    Thunderstorms Likely

    • 76
    • 85

    Slight Chance Thunderstorms

    • 78
    • 88

    Mostly Sunny

    • 78
    • 90

    Mostly Sunny

Today 23 Jun Monroe

Sunny. Highs in the upper 70s. Light and variable Winds.

Tonight 23 Jun Monroe

Mostly cloudy. Lows in the lower 60s. Southeast Winds around 5 Mph.

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Mark Twain Lake Temperature Statistics

June Temperature

Quincy Regional Airport-Baldwin Field (42.9 miles)

  • Lowest 15 June, 2026

    52.6 °F

  • Average June

    72.2 °F

  • Highest 6 June, 2026

    88.6 °F

Climate (2021–2026)

Quincy Regional Airport-Baldwin Field (42.9 miles)

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  • Average Low 2021–2026

    45.7 °F

  • Average 2021–2026

    55.5 °F

  • Average High 2021–2026

    65.5 °F
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