St. George 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

St. George 7-day weather forecast

Stacker created the forecast for St. George, Utah using data from OpenWeather. This week's high is 92 °F on Sunday, while the low is 42 °F on Monday. There are expected to be 6 sunny days and precipitation on 1 day this week.

There are currently no weather alerts.

Monday, May 18

- High of 68 °F, low of 42 °F (18% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:23 AM, sunset at 8:38 PM
1 / 6
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Tuesday, May 19

- High of 74 °F, low of 51 °F (14% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:23 AM, sunset at 8:38 PM
2 / 6
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Wednesday, May 20

- High of 82 °F, low of 56 °F (10% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (7 mph wind)
- Sunrise at 6:22 AM, sunset at 8:39 PM
3 / 6
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Thursday, May 21

- High of 88 °F, low of 62 °F (8% humidity)
- Fair with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (18 mph wind)
- Sunrise at 6:21 AM, sunset at 8:40 PM
4 / 6
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Friday, May 22

- High of 84 °F, low of 67 °F (15% humidity)
- Overcast with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 6:21 AM, sunset at 8:41 PM
5 / 6
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Saturday, May 23

- High of 90 °F, low of 65 °F (15% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (17 mph wind)
- Sunrise at 6:20 AM, sunset at 8:42 PM
- First quarter moon
6 / 6
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Sunday, May 24

- High of 92 °F, low of 66 °F (12% humidity)
- Sunny with a 0% chance of rain
- Very high risk of harm from sun exposure (10 UV index)
- Moderate breeze (13 mph wind)
- Sunrise at 6:19 AM, sunset at 8:42 PM

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