St George weather live forecast

Today's maximum temperature in St George is expected to be 39°C. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

Sunday
14th Jun
39

26

14

11
Monday
15th Jun
40

26

13

11
Tuesday
16th Jun
42

26

15

11
Wednesday
17th Jun
41

27

13

11
Thursday
18th Jun
39

27

13

11

5-day weather forecast updated at 04:01 on Sunday 14th June 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 Sunday 14th June 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 39°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 14 kph from the south-west.

39
°C maximum temperature
26
°C minimum temperature
scattered clouds
14
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
14
kph wind from SW

St George weather for Monday 15th June 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 40°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

40
°C maximum temperature
26
°C minimum temperature
scattered clouds
13
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
14
kph wind from SW

St George weather for Tuesday 16th June 2026

Expect clear skies in St George, Utah with a maximum temperature of 42°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

42
°C maximum temperature
26
°C minimum temperature
clear skies
15
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
17
kph wind from SW

St George weather for Wednesday 17th June 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 41°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-west.

41
°C maximum temperature
27
°C minimum temperature
scattered clouds
13
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
VH
very high heat & humidity
20
kph wind from SW

St George weather for Thursday 18th June 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 11 (Extreme) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.