Mark Twain National Wildlife Refuge Weather Forecast

    • 66
    • 88

    Chance Thunderstorms

    • 66
    • 85

    Rain Showers

    • 67
    • 88

    Chance Rain Showers

    • 67
    • 88

    Rain Showers Likely

    • 67
    • 86

    Rain Showers Likely

    • 69
    • 90

    Chance Thunderstorms

    • 71
    • 94

    Slight Chance Thunderstorms

Today 4 Jun Mercer

Sunny. Near steady temperature in the mid 80s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 4 Jun Mercer

Partly cloudy in the Evening, then mostly cloudy with a chance of Showers and Thunderstorms after midnight. Warmer with Lows in the mid 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

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Mark Twain National Wildlife Refuge Temperature Statistics

June Temperature

Muscatine (19.3 miles)

  • Lowest 2 June, 2026

    51.8 °F

  • Average June

    72.7 °F

  • Highest 1 June, 2026

    87.8 °F

Climate (2021–Present)

Muscatine (19.3 miles)

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  • Average Low 2021–2026

    42.4 °F

  • Average 2021–2026

    53.1 °F

  • Average High 2021–2026

    63.5 °F
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