Oskaloosa Weather Forecast

    • 65
    • 79

    Thunderstorms Likely

    • 68
    • 83

    Chance Thunderstorms

    • 69
    • 88

    Mostly Sunny

    • 73
    • 90

    Mostly Sunny

    • 76
    • 92

    Mostly Sunny

    • 75
    • 93

    Mostly Sunny

Today 5 Aug Jefferson

Mostly cloudy in the Morning, then becoming partly sunny. A chance of Showers and Thunderstorms. Not as warm. Humid with Highs in the upper 70s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 5 Aug Jefferson

Showers likely. A chance of Thunderstorms in the Evening, then Thunderstorms likely after midnight. Humid with Lows in the mid 60s. Northeast Winds 5 to 10 Mph. Chance of rain 70 percent.

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Oskaloosa Temperature Statistics

August Temperature

Lawrence, Lawrence Municipal Airport (14.9 miles)

  • Lowest 2 August, 2026

    63 °F

  • Average August

    74.4 °F

  • Highest 2 August, 2026

    84.9 °F

Climate (2021–2026)

Lawrence, Lawrence Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    44.5 °F

  • Average 2021–2026

    57.1 °F

  • Average High 2021–2026

    69.7 °F
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