St. George, UT Hourly Forecast
St. George temperature trend - Next 24 hours
The next 24 hours at a glance
- Warmest hour: 4 PM - around 112°
- Coolest hour: 7 AM - around 76°
- Rain risk: low all day (peaks at 2%)
- UV peak: 2 PM at index 11 - sun protection recommended
- Windiest: 4 PM at 16 mph
St. George hourly weather - Thursday, August 6
In St. George, expect a high near 112°F (44°C) around 4 PM and a low of 88°F (31°C) near 11 PM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 1 PM | Sunny | 108° | 109° | 0% | 6 mph W | 22% | 10 | |
| 2 PM | Sunny | 110° | 107° | 0% | 10 mph W | 19% | 11 | |
| 3 PM | Sunny | 112° | 104° | 0% | 16 mph W | 15% | 9 | |
| 4 PM | Sunny | 112° | 103° | 0% | 16 mph W | 13% | 7 | |
| 5 PM | Sunny | 111° | 102° | 0% | 15 mph W | 11% | 4 | |
| 6 PM | Sunny | 110° | 101° | 0% | 12 mph W | 10% | 2 | |
| 7 PM | Sunny | 107° | 99° | 0% | 12 mph WSW | 11% | 1 | |
| 8 PM | Sunny | 102° | 95° | 0% | 10 mph WSW | 14% | 0 | |
| 9 PM | Clear | 95° | 92° | 0% | 6 mph SW | 20% | 0 | |
| 10 PM | Clear | 93° | 88° | 1% | 9 mph SSE | 21% | 0 | |
| 11 PM | Partly Cloudy | 88° | 86° | 2% | 6 mph SE | 30% | 0 |
St. George hourly weather - Friday, August 7
In St. George, expect a high near 106°F (41°C) around 4 PM and a low of 76°F (25°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 87° | 85° | 1% | 6 mph E | 32% | 0 | |
| 1 AM | Clear | 84° | 83° | 1% | 4 mph E | 34% | 0 | |
| 2 AM | Clear | 81° | 80° | 1% | 3 mph NE | 36% | 0 | |
| 3 AM | Clear | 79° | 78° | 1% | 2 mph N | 36% | 0 | |
| 4 AM | Clear | 78° | 77° | 1% | 1 mph W | 35% | 0 | |
| 5 AM | Clear | 77° | 76° | 1% | 2 mph S | 36% | 0 | |
| 6 AM | Clear | 77° | 75° | 1% | 3 mph S | 37% | 0 | |
| 7 AM | Partly Cloudy | 76° | 75° | 2% | 2 mph WSW | 38% | 0 | |
| 8 AM | Partly Cloudy | 87° | 87° | 2% | 2 mph WNW | 33% | 0 | |
| 9 AM | Partly Cloudy | 89° | 89° | 2% | 2 mph WSW | 31% | 2 | |
| 10 AM | Sunny | 91° | 92° | 1% | 2 mph W | 29% | 3 | |
| 11 AM | Sunny | 94° | 94° | 1% | 2 mph W | 28% | 6 | |
| 12 PM | Sunny | 96° | 96° | 1% | 3 mph WSW | 25% | 8 | |
| 1 PM | Sunny | 99° | 98° | 1% | 4 mph WSW | 23% | 10 | |
| 2 PM | Sunny | 102° | 99° | 0% | 7 mph W | 19% | 10 | |
| 3 PM | Sunny | 104° | 99° | 0% | 9 mph W | 16% | 8 | |
| 4 PM | Sunny | 106° | 100° | 0% | 10 mph W | 15% | 6 | |
| 5 PM | Sunny | 105° | 100° | 0% | 8 mph W | 15% | 4 | |
| 6 PM | Sunny | 102° | 97° | 0% | 8 mph N | 16% | 2 | |
| 7 PM | Sunny | 98° | 93° | 0% | 8 mph NE | 18% | 1 | |
| 8 PM | Sunny | 95° | 92° | 0% | 5 mph S | 21% | 0 | |
| 9 PM | Clear | 90° | 89° | 0% | 2 mph W | 25% | 0 | |
| 10 PM | Clear | 86° | 84° | 0% | 3 mph NE | 25% | 0 | |
| 11 PM | Clear | 84° | 81° | 1% | 2 mph E | 26% | 0 |
St. George hourly weather - Saturday, August 8
In St. George, expect a high near 107°F (42°C) around 5 PM and a low of 77°F (25°C) near 7 AM, with no meaningful precipitation risk.
| Time | Conditions | Temp | Feels | Rain | Wind | Humidity | UV | |
|---|---|---|---|---|---|---|---|---|
| 12 AM | Clear | 83° | 80° | 1% | 3 mph SSW | 26% | 0 | |
| 1 AM | Clear | 82° | 79° | 1% | 4 mph W | 27% | 0 | |
| 2 AM | Clear | 81° | 78° | 1% | 3 mph WNW | 28% | 0 | |
| 3 AM | Clear | 80° | 78° | 1% | 1 mph WSW | 29% | 0 | |
| 4 AM | Clear | 79° | 77° | 1% | 1 mph SSW | 31% | 0 | |
| 5 AM | Clear | 78° | 77° | 1% | 1 mph E | 33% | 0 | |
| 6 AM | Clear | 78° | 76° | 1% | 2 mph NE | 33% | 0 | |
| 7 AM | Sunny | 77° | 76° | 1% | 1 mph E | 35% | 0 | |
| 8 AM | Sunny | 88° | 89° | 1% | 0 mph NW | 30% | 0 | |
| 9 AM | Sunny | 91° | 91° | 1% | 1 mph SSW | 27% | 1 | |
| 10 AM | Sunny | 93° | 93° | 1% | 2 mph SW | 25% | 3 | |
| 11 AM | Sunny | 96° | 95° | 1% | 3 mph WSW | 24% | 5 | |
| 12 PM | Sunny | 99° | 97° | 1% | 4 mph WSW | 22% | 8 | |
| 1 PM | Sunny | 101° | 99° | 1% | 6 mph WSW | 19% | 9 | |
| 2 PM | Sunny | 104° | 100° | 1% | 8 mph WSW | 17% | 9 | |
| 3 PM | Sunny | 105° | 100° | 1% | 10 mph W | 16% | 8 | |
| 4 PM | Sunny | 106° | 99° | 0% | 12 mph W | 14% | 6 | |
| 5 PM | Sunny | 107° | 99° | 0% | 12 mph W | 13% | 4 | |
| 6 PM | Sunny | 106° | 97° | 0% | 14 mph W | 13% | 2 | |
| 7 PM | Sunny | 105° | 97° | 0% | 12 mph W | 13% | 0 | |
| 8 PM | Patchy rain nearby | 102° | 97° | 6% | 7 mph W | 16% | 0 | |
| 9 PM | Patchy rain nearby | 89° | 87° | 6% | 1 mph NNW | 21% | 0 | |
| 10 PM | Clear | 86° | 83° | 0% | 3 mph ENE | 23% | 0 | |
| 11 PM | Clear | 85° | 82° | 1% | 4 mph NE | 24% | 0 |
Quick answers for the hours ahead
What is the warmest hour in St. George today?
Will it rain in St. George tonight?
When is the UV index highest in St. George today?
St. George hour-by-hour: what to expect
Over the next 24 hours in St. George, temperatures range from 76°F (25°C) around 7 AM up to 112°F (44°C) near 4 PM - about 12°F (7°C) above the typical August high of 100°F (38°C).
Precipitation chances stay minimal throughout, so plans can skip the umbrella. Wind picks up to 16 mph (26 km/h) from the W near 4 PM. UV reaches 11 (2 PM) - sun protection recommended through midday.
The “feels like” column blends humidity and wind into an apparent temperature - see how it works in our feels-like temperature guide. Planning further ahead? Check the St. George 14-day forecast or the monthly climate averages.