Sig Field Weather Forecast

    • 63
    • 81

    Rain Showers Likely

    • 58
    • 77

    Chance Thunderstorms

    • 61
    • 75

    Chance Thunderstorms

    • 61
    • 76

    Chance Thunderstorms

    • 60
    • 79

    Chance Thunderstorms

    • 57
    • 74

    Chance Rain Showers

    • 56
    • 74

    Slight Chance Rain Showers

Today 18 Sep Poweshiek

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 70s. South Winds around 5 Mph. Chance of rain 50 percent.

Tonight 18 Sep Poweshiek

A chance of Thunderstorms. A chance of Showers Early, then Showers likely. Patchy fog after midnight. Humid with Lows in the lower 60s. South Winds around 5 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sig Field Temperature Statistics

September Temperature

Oskaloosa, Oskaloosa Municipal Airport (22.4 miles)

  • Lowest 7 September, 2025

    43 °F

  • Average September

    69.8 °F

  • Highest 13 September, 2025

    99 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (22.4 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    64.6 °F
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