Sigourney Weather Forecast

    • 49
    • 75

    Becoming Sunny

    • 51
    • 77

    Mostly Sunny

    • 55
    • 74

    Partly Sunny

    • 55
    • 75

    Mostly Cloudy

    • 50
    • 71

    Mostly Cloudy

    • 45
    • 63

    Slight Chance Rain Showers

Today 21 Oct Keokuk

Sunny. Highs in the mid 70s. Southwest Winds around 5 Mph.

Tonight 21 Oct Keokuk

Mostly clear. Lows in the upper 40s. Light and variable Winds.

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Sigourney Temperature Statistics

October Temperature

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

  • Lowest 17 October, 2026

    33.8 °F

  • Average October

    63.5 °F

  • Highest 11 October, 2026

    90.1 °F

Climate (2021–2026)

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

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  • Average Low 2021–2026

    43.9 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    65.1 °F
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