St. George, UT Weather

Utah, United States 🇺🇸 · Local time 16:30
110°
Sunny Feels like 105° · High 111° / Low 77°
Wind
7 mph
Humidity
11%
6 High
Updated 1 hour ago

St. George hourly forecast: next 24 hours

Today's high of 111°F (44°C) is about 11°F (6°C) above the typical August high of 100°F (38°C).

Now
5 PM
6 PM
7 PM
8 PM
8:12 PM
Sunset
9 PM
10 PM
11 PM
12 AM
1 AM
2 AM
3 AM
4 AM
5 AM
6 AM
7 AM
7:01 AM
Sunrise
8 AM
9 AM
10 AM
11 AM
12 PM
1 PM
2 PM
3 PM

Full St. George hourly forecast →

Current conditions in detail

Feels like
105°
Wind
7 mph
NNW · gusts 12 mph
Humidity
11%
Pressure
29.77 in
Visibility
6 mi
Precipitation
0.0 in
1% chance today

St. George weather tomorrow (Thursday, August 27)

Tomorrow in St. George looks overcast, with a high of 98° and an overnight low of 82°. Rain is unlikely (6% chance). Winds top out near 19 mph, and the UV index reaches 9 (very high).

High / Low
98° / 82°
Precipitation
6%
Sunrise / sunset
07:01 AM / 08:10 PM

See the full St. George 14-day forecast →

St. George 14-day forecast

Today
Sunny
High 111° Low 77°
Chance of precipitation: 1%
Thu, Aug 27 Thursday
Overcast
High 98° Low 82°
Chance of precipitation: 6%
Fri, Aug 28 Friday
Overcast
High 98° Low 75°
Chance of precipitation: 38%
Sat, Aug 29 Saturday
Sunny
High 91° Low 72°
Chance of precipitation: 17%
Sun, Aug 30 Sunday
Sunny
High 89° Low 67°
Chance of precipitation: 17%
Mon, Aug 31 Monday
Sunny
High 91° Low 72°
Chance of precipitation: 36%
Tue, Sep 1 Tuesday
Sunny
High 82° Low 67°
Chance of precipitation: 57%
Wed, Sep 2 Wednesday
Patchy rain nearby
High 76° Low 63°
Chance of precipitation: 60%
Thu, Sep 3 Thursday
Light rain shower
High 75° Low 68°
Chance of precipitation: 63%
Fri, Sep 4 Friday
Patchy rain nearby
High 81° Low 66°
Chance of precipitation: 57%
Sat, Sep 5 Saturday
Sunny
High 84° Low 69°
Chance of precipitation: 4%
Sun, Sep 6 Sunday
Sunny
High 86° Low 72°
Chance of precipitation: 36%
Mon, Sep 7 Monday
Sunny
High 83° Low 67°
Chance of precipitation: 36%
Tue, Sep 8 Tuesday
Sunny
High 95° Low 74°
Chance of precipitation: 0%

About the weather in St. George

With 8.3 inches (211 mm) of annual precipitation, St. George is one of the drier places we cover. January is the wettest month it gets, at 1.4 inches (36 mm), and the year runs between 53°F (11°C) and 103°F (39°C) by day.

St. George weather: quick facts

  • Hottest month: July - highs near 103°F (39°C)
  • Coldest month: January - highs near 53°F (11°C)
  • Decade extremes (2015-2024): 116°F (46°C) high · 16°F (-9°C) low
  • Wettest month: January (6 rainy days) · Sunniest: June (13.9 h sun/day)
  • Climate type: hot desert
  • Annual swing: 27°C between the average warmest and coolest month · day to night: 12°C
  • Snow: about 3 days a year
  • Months averaging 30°C or hotter: 4
  • Average humidity: 34%

Temperatures through the year

Snow falls on roughly 3 days a year, mostly February through March. At its warmest, in July, St. George runs to 103°F (39°C) in the afternoon and back to 80°F (26°C) by dawn. January sits at the other end of the year: 53°F (11°C) by day, 35°F (2°C) at night. The gridded 2015-2024 daily record for this location tops out at 116°F (46°C) and bottoms at 16°F (-9°C) - decade extremes, not all-time station records. Average highs hold at or above 30°C for 4 months of the year, June through September being the unbroken run.

Rain, sun and snow

Sunshine averages 11.0 hours a day over the year - sunnier than 95% of the 3496 cities in our dataset, peaking in June at 13.9 hours.

Season by season

Spring (March through May)

Through spring, St. George brings comfortable warmth: 76°F (25°C) by day, 52°F (11°C) after dark, and rain comes on about 10 days over the three months. Daylight is generous - around 11.8 hours of sun a day.

Summer (June through August)

Through summer, St. George runs at full heat: 100°F (38°C) by day, 77°F (25°C) after dark, and precipitation is sparse, near 19 mm (0.8 in) for the season. Daylight is generous - around 13.2 hours of sun a day.

Fall (September through November)

Through fall, St. George brings comfortable warmth: 78°F (26°C) by day, 55°F (13°C) after dark, and precipitation is sparse, near 1.8 inches (45 mm) for the season. Daylight is generous - around 10.4 hours of sun a day.

Winter (December through February)

Winter in St. George is mild, with daytime highs averaging 54°F (12°C) and nights around 36°F (2°C); rain comes on about 16 days over the three months, plus about 2 snowy days.

Average temperatures in St. George by month

Monthly averages for St. George based on 2015–2024 weather data.
MonthHighLow Rain daysPrecipitation SunshineHumidity
January 53° 35° 6 1.4 in 8.1 h/day 56%
February 58° 37° 5 1.2 in 9.3 h/day 48%
March 66° 44° 6 1.3 in 10.3 h/day 43%
April 77° 52° 2 0.5 in 12.2 h/day 27%
May 85° 61° 2 0.3 in 12.8 h/day 22%
June 99° 74° 0 0.1 in 13.9 h/day 14%
July 103° 80° 2 0.3 in 13.1 h/day 21%
August 100° 76° 2 0.4 in 12.6 h/day 26%
September 93° 69° 2 0.4 in 11.7 h/day 25%
October 79° 55° 2 0.6 in 10.4 h/day 32%
November 63° 43° 3 0.8 in 9.1 h/day 39%
December 53° 35° 5 1.1 in 8.0 h/day 49%

Explore St. George's full climate guide →

Common questions

Does it snow in St. George?
Yes - about 3 days a year carry measurable snowfall, concentrated February through March.
How many rainy days does St. George get in a year?
About 37 days bring measurable precipitation, totalling 8.3 inches (211 mm). That works out at roughly 5.7 mm on an average wet day.
How many hot months does St. George have?
Average highs hold at 30°C or above for 4 months of the year. Outside that, January pulls back to 53°F (11°C).
When is the dry season in St. George?
7 months average under 20 mm of rain, with June the driest at 2 mm (0.1 in).
When is St. George at its coldest?
January, with highs of 53°F (11°C) and lows near 35°F (2°C). The coldest day in the 2015-2024 record fell to 16°F (-9°C).
When should I visit St. George?
The best time to visit St. George is generally March to April and October to November, when temperatures sit either side of the peak heat rather than in it. Daytime temperatures in that window sit near 71°F (22°C), with rain on about 3 days a month. For the same question asked the other way round, see where else is warm in March.
What is the rainiest month in St. George?
January, at 1.4 inches (36 mm) over about 6 days. June is the driest month, at 2 mm (0.1 in).
When is St. George at its hottest?
July, averaging 103°F (39°C) by day and 80°F (26°C) overnight. The hottest single day in our 2015-2024 record for this location reached 116°F (46°C).