St George weather live forecast

Today's maximum temperature in St George is expected to be 18°C. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

Friday
17th Apr
18

9

13

7
Saturday
18th Apr
25

7

13

8
Sunday
19th Apr
30

10

8

8
Monday
20th Apr
31

15

9

8
Tuesday
21st Apr
30

14

13

8

5-day weather forecast updated at 04:06 on Friday 17th April 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 17th April 2026

Expect clear skies in St George, Utah with a maximum temperature of 18°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-east.

18
°C maximum temperature
9
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
12
kph wind from NE

St George weather for Saturday 18th April 2026

Expect clear skies in St George, Utah with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

25
°C maximum temperature
7
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from E

St George weather for Sunday 19th April 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 30°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the east.

30
°C maximum temperature
10
°C minimum temperature
scattered clouds
8
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
11
kph wind from E

St George weather for Monday 20th April 2026

Expect scattered clouds in St George, Utah with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

31
°C maximum temperature
15
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from SW

St George weather for Tuesday 21st April 2026

Expect clear skies in St George, Utah with a maximum temperature of 30°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.