Ivins Reservoir Weather Forecast

    • 49
    • 77

    Increasing Clouds

    • 45
    • 65

    Rain Showers

    • 47
    • 72

    Slight Chance Rain Showers

    • 52
    • 79

    Partly Sunny

    • 52
    • 80

    Slight Chance Rain Showers

    • 51
    • 81

    Slight Chance Thunderstorms

Today 25 Apr Lower Washington County

Partly cloudy in the morning then becoming mostly cloudy. Highs in the upper 70s. Southwest Winds 10 to 20 Mph late in the afternoon.

Tonight 25 Apr Lower Washington County

A chance of rain Showers in the Evening, then rain Showers and a slight chance of Thunderstorms after midnight. Cloudy. Lows in the lower 50s. Southwest Winds 10 to 20 Mph in the evening. Chance of precipitation 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ivins Reservoir Temperature Statistics

April Temperature

St George Municipal Airport (14.3 miles)

  • Lowest 18 April, 2026

    41 °F

  • Average April

    64.7 °F

  • Highest 8 April, 2026

    87.1 °F

Climate (2021–Present)

St George Municipal Airport (14.3 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    64.8 °F

  • Average High 2021–2026

    76.9 °F
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