St George weather live forecast

Today's maximum temperature in St George is expected to be 36°C. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

Friday
8th May
36

16

14

9
Saturday
9th May
35

20

11

8
Sunday
10th May
36

19

14

9
Monday
11th May
38

20

14

10
Tuesday
12th May
38

21

10

9

5-day weather forecast updated at 04:01 on Saturday 9th May 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 Friday 8th May 2026

Expect clear skies in St George, Utah with a maximum temperature of 36°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.

36
°C maximum temperature
16
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
17
kph wind from W

St George weather for Saturday 9th May 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north-west.

35
°C maximum temperature
20
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
13
kph wind from NW

St George weather for Sunday 10th May 2026

36
°C maximum temperature
19
°C minimum temperature
clear skies
14
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
5
kph wind from SW

St George weather for Monday 11th May 2026

Expect clear skies in St George, Utah with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 10 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

38
°C maximum temperature
20
°C minimum temperature
clear skies
14
hours of sunshine
10
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
12
kph wind from W

St George weather for Tuesday 12th May 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 38°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the west.