Mark Twain National Wildlife Refuge Weather Forecast

    • 66
    • 77

    Rain Showers

    • 63
    • 75

    Rain Showers

    • 60
    • 79

    Mostly Sunny

    • 63
    • 81

    Mostly Sunny

    • 66
    • 84

    Mostly Sunny

    • 66
    • 84

    Slight Chance Thunderstorms

Today 31 Jul Mercer

A chance of Thunderstorms. Showers. Locally heavy rainfall possible in the morning. Not as warm. Humid with Highs in the upper 70s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 31 Jul Mercer

Mostly cloudy. Near steady temperature around 70. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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Mark Twain National Wildlife Refuge Temperature Statistics

July Temperature

Muscatine (19.3 miles)

  • Lowest 23 July, 2026

    53.6 °F

  • Average July

    77.8 °F

  • Highest 1 July, 2026

    95 °F

Climate (2021–2026)

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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