Walthill Weather Forecast

    • 51
    • 73

    Rain Showers

    • 46
    • 65

    Rain Showers

    • 38
    • 56

    Rain Showers

    • 39
    • 60

    Slight Chance Rain Showers

    • 45
    • 69

    Chance Rain Showers

    • 50
    • 74

    Slight Chance Thunderstorms

Today 18 May Thurston

Sunny. A chance of Sprinkles in the afternoon. Breezy with Highs in the lower 70s. East Winds 10 to 15 Mph, increasing to 15 to 25 Mph in the afternoon.

Tonight 18 May Thurston

A chance of Thunderstorms. Showers, breezy and not as cool with Lows in the lower 50s. East Winds 20 to 25 Mph with Gusts up to 35 Mph. Chance of rain near 100 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Walthill Temperature Statistics

May Temperature

Sioux City, Sioux Gateway Airport (18 miles)

  • Lowest 3 May, 2025

    32.6 °F

  • Average May

    66.3 °F

  • Highest 11 May, 2025

    90.6 °F

Climate (2020–Present)

Sioux City, Sioux Gateway Airport (18 miles)

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

  • Average Low 2020–2025

    38.9 °F

  • Average 2020–2025

    50.7 °F

  • Average High 2020–2025

    62.7 °F
Get WillyWeather+ to remove ads