St George weather live forecast

Today's maximum temperature in St George is expected to be 26°C. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

Monday
28th Sep
26

15

3

3
Tuesday
29th Sep
24

15

5

4
Wednesday
30th Sep
30

17

12

7
Thursday
1st Oct
31

16

12

7
Friday
2nd Oct
32

17

12

8

5-day weather forecast updated at 04:00 on Tuesday 29th September 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 Monday 28th September 2026

Expect isolated thunderstorms in St George, Utah with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 88% chance of some rain and a light breeze of 8 kph from the north-east.

26
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
3
UV index (Moderate)
88
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
8
kph wind from NE

St George weather for Tuesday 29th September 2026

Expect isolated thunderstorms in St George, Utah with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a light breeze of 8 kph from the south.

24
°C maximum temperature
15
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
64
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
8
kph wind from S

St George weather for Wednesday 30th September 2026

Expect clear skies in St George, Utah with a maximum temperature of 30°C, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

30
°C maximum temperature
17
°C minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from N

St George weather for Thursday 1st October 2026

Expect clear skies in St George, Utah with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north-east.

31
°C maximum temperature
16
°C minimum temperature
clear skies
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
4
kph wind from NE

St George weather for Friday 2nd October 2026

Expect clear skies in St George, Utah with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north-east.