St George weather live forecast

Today's maximum temperature in St George is expected to be 35°C. Select a day from the live weather forecast for St George, Utah, USA for more weather parameters.

Sunday
13th Sep
35

25

9

8
Monday
14th Sep
34

23

7

9
Tuesday
15th Sep
34

22

8

9

5-day weather forecast updated at 04:01 on Thursday 10th 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 Sunday 13th September 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 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

35
°C maximum temperature
25
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
21
kph wind from SW

St George weather for Monday 14th September 2026

Expect broken clouds in St George, Utah with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-west.

34
°C maximum temperature
23
°C minimum temperature
broken clouds
7
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
14
kph wind from SW

St George weather for Tuesday 15th September 2026

Expect broken clouds in St George, Utah with a maximum temperature of 34°C, high levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-west.