Sigourney Weather Forecast

    • 46
    • 72

    Becoming Sunny

    • 50
    • 74

    Mostly Sunny

    • 55
    • 78

    Partly Sunny

    • 54
    • 79

    Mostly Sunny

    • 53
    • 74

    Partly Sunny

    • 55
    • 75

    Partly Sunny

    • 55
    • 75

    Partly Sunny

Today 25 Aug Keokuk

Sunny. Near steady temperature in the lower 70s. Northwest Winds 10 to 15 Mph.

Tonight 25 Aug Keokuk

Clear. Lows in the mid 40s. Northwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

Sigourney Temperature Statistics

August Temperature

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

  • Lowest 1 August, 2025

    57.4 °F

  • Average August

    75.6 °F

  • Highest 17 August, 2025

    95 °F

Climate (2020–Present)

Oskaloosa, Oskaloosa Municipal Airport (16.2 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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