Sigourney Weather Forecast

    • 56
    • 78

    Chance Rain Showers

    • 62
    • 86

    Chance Thunderstorms

    • 59
    • 85

    Rain Showers Likely

    • 68
    • 85

    Chance Thunderstorms

    • 61
    • 86

    Rain Showers Likely

    • 51
    • 78

    Chance Rain Showers

Today 14 May Keokuk

Mostly sunny. Near steady temperature in the upper 70s. South Winds around 15 Mph with Gusts up to 25 Mph.

Tonight 14 May Keokuk

Mostly cloudy. A chance of Showers with a slight chance of Thunderstorms after midnight. Not as cool with Lows in the upper 50s. Southeast Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 40 percent.

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

    59.6 °F

  • Highest 4 May, 2026

    85.8 °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

    54.3 °F

  • Average High 2021–2026

    65.2 °F
Get WillyWeather+ to remove ads