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St. George, UT Weather Forecast
St. George, UT Weather Forecast Dated: 613 PM Sat Sep 19 2026
Expect a very warm period with plenty of sunshine and mostly dry weather over the coming period. comfortable humidity and no major pressure swings will dominate.
Saturday, September 19, 2026
Mid-Morning
68°F 20°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
82°F 28°C
Sunny
Pleasant near 79°F 26°C, sunny throughout the day, with lower humidity and steady pressure. Winds turning from the S to the WSW at 8 mph 13 km/h.
Sunday, September 20, 2026
Mid-Morning
66°F 19°C
Partly Cloudy
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
83°F 28°C
Partly Cloudy
Comfortable with temperatures reaching 79°F 26°C, partly cloudy in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling.
Monday, September 21, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
80°F 27°C
Overcast
Early-Evening
76°F 25°C
Light Showers
Quite warm around 80°F 27°C, dry most of the day, with showers developing late, with increasing humidity and barometric pressure falling.
Tuesday, September 22, 2026
Mid-Morning
65°F 18°C
Partly Cloudy
Mid-Afternoon
80°F 27°C
Partly Cloudy
Early-Evening
81°F 27°C
Sunny
Warm temperatures up to 80°F 27°C, partly cloudy through the afternoon, turning sunny this evening, with lower humidity and steady pressure. Winds switching from the ESE to the WNW at 9 mph 15 km/h.
Wednesday, September 23, 2026
Mid-Morning
67°F 20°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
84°F 29°C
Sunny
Very warm with a high of 80°F 27°C, sunny throughout the day, with steady humidity and steady pressure.
Thursday, September 24, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
86°F 30°C
Sunny
Warm and summery near 82°F 28°C, sunny throughout the day, with steady humidity and barometric pressure falling.
Friday, September 25, 2026
Mid-Morning
71°F 21°C
Sunny
Mid-Afternoon
84°F 29°C
Partly Cloudy
Early-Evening
87°F 31°C
Sunny
Balmy with temperatures reaching 84°F 29°C, sunny in the morning, partly cloudy in the afternoon, and sunny this evening, with steady humidity and barometric pressure falling.
Saturday, September 26, 2026
Mid-Morning
69°F 21°C
Cloudy
Mid-Afternoon
84°F 29°C
Sunny
Early-Evening
85°F 30°C
Sunny
Quite warm around 84°F 29°C, cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds increasing from the ESE at 3 mph 5 km/h to S at 13 mph 20 km/h.
Sunday, September 27, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
80°F 27°C
Sunny
Early-Evening
86°F 31°C
Sunny
Warm temperatures up to 80°F 27°C, sunny throughout the day, with lower humidity and steady pressure. Winds out of the W at 13 mph 21 km/h.
Monday, September 28, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
81°F 27°C
Sunny
Very warm with a high of 82°F 28°C, sunny throughout the day, with steady humidity and barometric pressure falling. Winds shifting from the SE to the SW at 10 mph 15 km/h.
Tuesday, September 29, 2026
Mid-Morning
64°F 18°C
Light Showers
Mid-Afternoon
77°F 25°C
Scattered Showers
Early-Evening
74°F 24°C
Scattered Showers
Pleasant near 77°F 25°C, scattered downpours possible, with lower humidity and barometric pressure falling. Winds increasing from the ESE at 6 mph 9 km/h to SSW at 15 mph 23 km/h. Gusts up to 22 mph 35 km/h.
Wednesday, September 30, 2026
Mid-Morning
58°F 15°C
Sunny
Mid-Afternoon
63°F 17°C
Sunny
Early-Evening
59°F 15°C
Sunny
Cool with a high near 63°F 17°C, sunny throughout the day, with lower humidity and barometric pressure rising. Winds switching from the WSW to the NW at 16 mph 25 km/h. Gusts up to 21 mph 34 km/h.
Thursday, October 1, 2026
Mid-Morning
48°F 9°C
Sunny
Mid-Afternoon
58°F 15°C
Sunny
Early-Evening
62°F 17°C
Sunny
Refreshing around 58°F 15°C, sunny throughout the day, with lower humidity and steady pressure.
Friday, October 2, 2026
Mid-Morning
49°F 10°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
71°F 21°C
Sunny
Mildly cool near 66°F 19°C, sunny throughout the day, with lower humidity and barometric pressure falling.
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