National Weather Service Forecast for: Saint George UT
Issued by: National Weather Service Salt Lake City, UT
Updated: 12:31 am MDT Jun 22, 2026
 
Overnight

Overnight: Clear, with a low around 70. Calm wind.
Clear

Monday

Monday: Sunny and hot, with a high near 101. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Hot

Monday
Night
Monday Night: Clear, with a low around 72. West southwest wind 5 to 8 mph becoming light and variable  after midnight.
Clear

Tuesday

Tuesday: Sunny and hot, with a high near 104. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Hot

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 78. West southwest wind 5 to 10 mph becoming light and variable  after midnight.
Mostly Clear

Wednesday

Wednesday: Mostly sunny and hot, with a high near 103.
Hot

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 78.
Partly Cloudy

Thursday

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

Thursday
Night
Thursday Night: A slight chance of showers before midnight.  Mostly clear, with a low around 77.
Slight Chance
Showers then
Mostly Clear
Lo 70 °F Hi 101 °F Lo 72 °F Hi 104 °F Lo 78 °F Hi 103 °F Lo 78 °F Hi 104 °F Lo 77 °F

 

Overnight
 
Clear, with a low around 70. Calm wind.
Monday
 
Sunny and hot, with a high near 101. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Monday Night
 
Clear, with a low around 72. West southwest wind 5 to 8 mph becoming light and variable after midnight.
Tuesday
 
Sunny and hot, with a high near 104. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 78. West southwest wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
 
Mostly sunny and hot, with a high near 103.
Wednesday Night
 
Partly cloudy, with a low around 78.
Thursday
 
Sunny and hot, with a high near 104.
Thursday Night
 
A slight chance of showers before midnight. Mostly clear, with a low around 77.
Friday
 
Sunny and hot, with a high near 103.
Friday Night
 
Mostly clear, with a low around 75.
Saturday
 
Sunny, with a high near 98.
Saturday Night
 
Clear, with a low around 72.
Sunday
 
Sunny, with a high near 95.

 

Forecast from NOAA-NWS for Saint George UT.