Lake Keomah State Park Weather Forecast

    • 54
    • 75

    Mostly Sunny

    • 47
    • 79

    Rain Showers

    • 28
    • 52

    Chance Rain

    • 33
    • 49

    Mostly Sunny

    • 48
    • 66

    Mostly Sunny

    • 42
    • 76

    Chance Rain

    • 28
    • 53

    Rain Likely

Today 13 Mar Mahaska

Sunny. Highs in the mid 70s. Southeast Winds around 10 Mph.

Tonight 13 Mar Mahaska

Sunny, then becoming mostly clear this Evening, then becoming partly cloudy. Not as cool with Lows in the mid 50s. Southeast Winds 10 to 15 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Keomah State Park Temperature Statistics

March Temperature

Oskaloosa, Oskaloosa Municipal Airport (5 miles)

  • Lowest 2 March, 2025

    18.1 °F

  • Average March

    41.6 °F

  • Highest 10 March, 2025

    76.6 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (5 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.5 °F

  • Average High 2020–2025

    64.3 °F
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