Waterbury Weather Forecast

    • 58
    • 92

    Mostly Sunny

    • 59
    • 92

    Mostly Sunny

    • 59
    • 89

    Partly Sunny

    • 58
    • 86

    Mostly Cloudy

    • 57
    • 83

    Slight Chance Thunderstorms

    • 55
    • 82

    Slight Chance Thunderstorms

Today 26 May Dixon

Sunny. Highs in the lower 90s. South Winds around 15 Mph with Gusts up to 30 Mph.

Tonight 26 May Dixon

Mostly clear. Lows in the upper 50s. South Winds 10 to 15 Mph.

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Waterbury Temperature Statistics

May Temperature

Sioux City, Sioux Gateway Airport (18 miles)

  • Lowest 2 May, 2026

    27.6 °F

  • Average May

    58.7 °F

  • Highest 15 May, 2026

    95.6 °F

Climate (2021–Present)

Sioux City, Sioux Gateway Airport (18 miles)

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  • Average Low 2021–2026

    39 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    63.3 °F
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