St George weather live forecast

Today's maximum temperature in St George is expected to be 40°C. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

Thursday
30th Jul
40

26

12

11
Friday
31st Jul
43

26

12

11
Saturday
1st Aug
44

26

12

11
Sunday
2nd Aug
44

27

12

10
Monday
3rd Aug
43

29

14

11

5-day weather forecast updated at 04:01 on Thursday 30th July 2026 GMT

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The 5-day weather forecast for Utah (St George) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

St George weather forecast by day

Below are the detailed weather forecasts for St George for the next 5 days.

St George weather for Thursday 30th July 2026

Expect clear skies in St George, Utah with a maximum temperature of 40°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

40
°C maximum temperature
26
°C minimum temperature
clear skies
12
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
8
kph wind from SW

St George weather for Friday 31st July 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 43°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

43
°C maximum temperature
26
°C minimum temperature
scattered clouds
12
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
8
kph wind from SW

St George weather for Saturday 1st August 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 44°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the west.

44
°C maximum temperature
26
°C minimum temperature
scattered clouds
12
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
10
kph wind from W

St George weather for Sunday 2nd August 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 44°C, very high levels of heat & humidity, maximum UV of 10 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.

44
°C maximum temperature
27
°C minimum temperature
scattered clouds
12
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
15
kph wind from W

St George weather for Monday 3rd August 2026

Expect clear skies in St George, Utah with a maximum temperature of 43°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.