National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

St George Regional Airport (KSGU)

Lat: 37.0451°NLon: 113.50561°WElev: 2872.0ft.

Clear

95°F

35°C

Humidity 20%
Wind Speed W 3 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Aug 08:56 PM MDT
Extended Forecast for

Saint George UT

  • Tonight

    Tonight: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 101. Light and variable wind.

    High: 101 °F

    Hot

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76. Light and variable wind.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny and hot, with a high near 102. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 102 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 78. West wind 5 to 7 mph becoming calm in the evening.

    Low: 78 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 105.

    High: 105 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 79.

    Low: 79 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 104.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 80.

    Low: 80 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 74. Calm wind.
Monday
Sunny and hot, with a high near 101. Light and variable wind.
Monday Night
Partly cloudy, with a low around 76. Light and variable wind.
Tuesday
Sunny and hot, with a high near 102. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 78. West wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 105.
Wednesday Night
Mostly clear, with a low around 79.
Thursday
Sunny and hot, with a high near 104.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 80.
Friday
A slight chance of showers, with thunderstorms also possible after noon. Mostly sunny and hot, with a high near 101.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny and hot, with a high near 100.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 76.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 98.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint George UT
 37.07°N 113.57°W (Elev. 2703 ft)
Last Update:
12:31 pm MDT Aug 16, 2026
Forecast Valid:
9pm MDT Aug 16, 2026-6pm MDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation