Walthill Weather Forecast

    • 24
    • 37

    Increasing Clouds

    • 5
    • 39

    Breezy

    • 11
    • 21

    Partly Sunny

    • 23
    • 41

    Mostly Sunny

    • 27
    • 48

    Partly Sunny

    • 27
    • 50

    Partly Sunny

Today 3 Dec Thurston

Sunny. Not as cool with Highs in the upper 30s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 3 Dec Thurston

Clear in the Evening, then becoming partly cloudy. Not as cool. Near steady temperature in the upper 20s. Southwest Winds around 10 Mph, becoming northwest after midnight.

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Walthill Temperature Statistics

December Temperature

Sioux City, Sioux Gateway Airport (18 miles)

  • Lowest 1 December, 2024

    9 °F

  • Average December

    20.2 °F

  • Highest 1 December, 2024

    26.1 °F

Climate (2019–Present)

Sioux City, Sioux Gateway Airport (18 miles)

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  • Average Low 2019–2024

    39.1 °F

  • Average 2019–2024

    50.6 °F

  • Average High 2019–2024

    62.3 °F
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