Ivins Reservoir Weather Forecast

    • 47
    • 69

    Mostly Sunny

    • 47
    • 72

    Mostly Sunny

    • 50
    • 73

    Mostly Sunny

    • 52
    • 73

    Partly Sunny

    • 54
    • 72

    Rain Likely

    • 51
    • 68

    Chance Rain

    • 50
    • 66

    Chance Rain

Today 25 Oct Lower Washington County

Mostly cloudy. A chance of rain in the Morning, then rain likely in the afternoon. Highs in the lower 60s. Chance of rain 60 percent.

Tonight 25 Oct Lower Washington County

Mostly clear. Lows in the upper 40s.

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Ivins Reservoir Temperature Statistics

October Temperature

St George Municipal Airport (14.3 miles)

  • Lowest 14 October, 2026

    46 °F

  • Average October

    69.2 °F

  • Highest 4 October, 2026

    96.1 °F

Climate (2021–2026)

St George Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    53.2 °F

  • Average 2021–2026

    65 °F

  • Average High 2021–2026

    76.9 °F
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