Sig Field Weather Forecast

    • 66
    • 92

    Slight Chance Thunderstorms

    • 72
    • 89

    Mostly Sunny

    • 73
    • 97

    Chance Thunderstorms

    • 62
    • 87

    Mostly Sunny

    • 60
    • 82

    Slight Chance Thunderstorms

    • 61
    • 84

    Slight Chance Thunderstorms

Today 18 Jul Poweshiek

Sunny with Highs in the lower 90s. West Winds 5 to 10 Mph, becoming northwest in the afternoon. Heat index Values up to 100.

Tonight 18 Jul Poweshiek

Mostly clear. Humid with Lows in the mid 60s. Northeast Winds 5 to 10 Mph.

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Sig Field Temperature Statistics

July Temperature

Oskaloosa, Oskaloosa Municipal Airport (22.4 miles)

  • Lowest 12 July, 2026

    64.4 °F

  • Average July

    79.5 °F

  • Highest 2 July, 2026

    93.6 °F

Climate (2021–2026)

Oskaloosa, Oskaloosa Municipal Airport (22.4 miles)

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  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    65.3 °F
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