Sigourney Weather Forecast

    • 58
    • 86

    Increasing Clouds

    • 60
    • 86

    Mostly Sunny

    • 59
    • 85

    Partly Sunny

    • 57
    • 81

    Partly Sunny

    • 55
    • 80

    Partly Sunny

    • 54
    • 80

    Mostly Sunny

Today 26 May Keokuk

Mostly sunny. Highs in the mid 80s. South Winds 5 to 10 Mph.

Tonight 26 May Keokuk

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 50s. Southeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Sigourney Temperature Statistics

May Temperature

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

  • Lowest 7 May, 2026

    37.8 °F

  • Average May

    63 °F

  • Highest 15 May, 2026

    89.1 °F

Climate (2021–Present)

Oskaloosa, Oskaloosa Municipal Airport (16.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    43.8 °F

  • Average 2021–2026

    54.2 °F

  • Average High 2021–2026

    65.2 °F
Get WillyWeather+ to remove ads