St. George, UT Hourly Forecast

Utah, United States 🇺🇸
108°
Sunny Feels like 109°
Updated 3 min ago

St. George temperature trend - Next 24 hours

108° 1 PM 1 PM - 108°F (42°C), Sunny 2 PM - 110°F (43°C), Sunny 3 PM - 112°F (44°C), Sunny 112° 4 PM 4 PM - 112°F (44°C), Sunny 5 PM - 111°F (44°C), Sunny 6 PM - 110°F (43°C), Sunny 107° 7 PM 7 PM - 107°F (42°C), Sunny 8 PM - 102°F (39°C), Sunny 9 PM - 95°F (35°C), Clear 93° 10 PM 10 PM - 93°F (34°C), Clear 11 PM - 88°F (31°C), Partly Cloudy 12 AM - 87°F (31°C), Clear 84° 1 AM 1 AM - 84°F (29°C), Clear 2 AM - 81°F (27°C), Clear 3 AM - 79°F (26°C), Clear 78° 4 AM 4 AM - 78°F (26°C), Clear 5 AM - 77°F (25°C), Clear 6 AM - 77°F (25°C), Clear 76° 7 AM 7 AM - 76°F (25°C), Partly Cloudy 8 AM - 87°F (30°C), Partly Cloudy 9 AM - 89°F (32°C), Partly Cloudy 91° 10 AM 10 AM - 91°F (33°C), Sunny 11 AM - 94°F (34°C), Sunny 12 PM - 96°F (36°C), Sunny

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.

TimeConditionsTemp FeelsRainWind HumidityUV
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.

TimeConditionsTemp FeelsRainWind HumidityUV
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.

TimeConditionsTemp FeelsRainWind HumidityUV
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?
4 PM is forecast to be the warmest, at about 112°F (44°C) with sunny.
Will it rain in St. George tonight?
Unlikely - the evening precipitation chance stays at or below 2%.
When is the UV index highest in St. George today?
Around 2 PM, when it reaches 11. From UV 3 upward, sun protection is recommended.

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.

Hourly forecasts nearby