St George Weather Forecast

    • 44
    • 57

    Chance Rain

    • 46
    • 58

    Rain Likely

    • 42
    • 56

    Chance Rain

    • 40
    • 54

    Mostly Cloudy

    • 36
    • 53

    Chance Rain

    • 28
    • 48

    Slight Chance Rain

    • 26
    • 47

    Mostly Sunny

Today 3 Jan Lower Washington County

Mostly cloudy. Highs in the upper 50s.

Tonight 3 Jan Lower Washington County

Mostly cloudy in the evening then becoming partly cloudy. A 20 percent chance of rain. Lows in the mid 40s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St George Temperature Statistics

January Temperature

St George Municipal Airport (5 miles)

  • Lowest 1 January, 2026

    42.1 °F

  • Average January

    45.1 °F

  • Highest 1 January, 2026

    46.9 °F

Climate (2021–Present)

St George Municipal Airport (5 miles)

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  • Average Low 2021–2026

    52.6 °F

  • Average 2021–2026

    64.4 °F

  • Average High 2021–2026

    76.5 °F
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