St George Weather Forecast

    • 70
    • 95

    Partly Sunny

    • 67
    • 93

    Chance Thunderstorms

    • 67
    • 93

    Mostly Sunny

    • 65
    • 92

    Mostly Sunny

    • 64
    • 91

    Sunny

    • 65
    • 92

    Mostly Sunny

Today 27 Sep Northwest Plateau

Mostly sunny. Isolated Thunderstorms in the afternoon. Highs 83 to 86. Southeast Winds 5 to 10 Mph. Chance of Thunderstorms 20 percent.

Tonight 27 Sep Northwest Plateau

Mostly cloudy in the evening then becoming partly cloudy. Isolated Thunderstorms. Lows 59 to 62. Southeast Winds up to 10 Mph. Chance of Thunderstorms 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St George Temperature Statistics

September Temperature

St George Municipal Airport (5 miles)

  • Lowest 24 September, 2022

    60.1 °F

  • Average September

    81.7 °F

  • Highest 6 September, 2022

    111 °F

Climate (2010–Present)

St George Municipal Airport (5 miles)

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  • Average Low 2010–Present

    52.8 °F

  • Average 2010–Present

    65.2 °F

  • Average High 2010–Present

    77.6 °F
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