Deep River Timber Reserve Weather Forecast

    • 68
    • 90

    Mostly Cloudy

    • 67
    • 95

    Partly Sunny

    • 67
    • 94

    Slight Chance Thunderstorms

    • 65
    • 90

    Partly Sunny

    • 64
    • 91

    Partly Sunny

    • 62
    • 88

    Chance Rain Showers

    • 58
    • 83

    Chance Rain Showers

Today 12 Sep Poweshiek

Partly sunny. Highs in the upper 80s. South Winds 10 to 15 Mph.

Tonight 12 Sep Poweshiek

Mostly cloudy this Evening, then becoming partly cloudy. A slight chance of Showers and Thunderstorms Early, then a chance of Showers with a slight chance of Thunderstorms this evening. Lows in the upper 60s. South Winds 10 to 15 Mph, Diminishing to around 5 Mph after midnight. Chance of rain 40 percent.

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  • Temperature Real-Time

Deep River Timber Reserve Temperature Statistics

September Temperature

Oskaloosa, Oskaloosa Municipal Airport (26.1 miles)

  • Lowest 7 September, 2025

    43 °F

  • Average September

    63.9 °F

  • Highest 10 September, 2025

    86.4 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (26.1 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    53.7 °F

  • Average High 2020–2025

    64.5 °F
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