Sweet Marsh State Wildlife Management Area Weather Forecast

    • 68
    • 94

    Patchy Smoke

    • 65
    • 84

    Patchy Smoke

    • 67
    • 85

    Mostly Sunny

    • 68
    • 85

    Rain Showers Likely

    • 65
    • 78

    Chance Thunderstorms

    • 64
    • 81

    Mostly Sunny

    • 63
    • 82

    Mostly Sunny

Today 27 Jul Bremer

Mostly sunny. Patchy smoke. Near steady temperature in the lower 90s. Northwest Winds 10 to 15 Mph. Heat index Values up to 115.

Tonight 27 Jul Bremer

Partly cloudy. Patchy smoke. Humid with Lows in the upper 60s. Northwest Winds 10 to 15 Mph, becoming northeast 5 to 10 Mph after midnight. Heat index Values up to 118.

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Sweet Marsh State Wildlife Management Area Temperature Statistics

July Temperature

Oelwein Municipal Airport (16.2 miles)

  • Lowest 6 July, 2026

    64.4 °F

  • Average July

    74.7 °F

  • Highest 1 July, 2026

    87.8 °F

Climate (2021–2026)

Oelwein Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    38.6 °F

  • Average 2021–2026

    48.3 °F

  • Average High 2021–2026

    58.1 °F
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