Measurements:
°C
°F
St. George
36°F
S 1 mph
Feels like: 36°F
Precip: 0%
World Resorts USA St. George Weather August Weather in St. George

St. George Weather: August

Average Day Temperature: 103.9°F
Average Night Temperature: 81.2°F
Number of Sunny Days: 25 days
Sunshine Hours: 13.0 - 14.0 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.4 in

Air Temperature in August, °F

Select Year: 2025 2024 2023

The highest day temperature in August 2025 was 112°F. The lowest night temperature was 63°F. The average values for day and night temperatures during August were 103.7°F и 69.9°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in August are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in August, in

Precipitation total in August for St. George is 0.4 in. It makes august one of the most rainy months of the year.

Wind Speed in August, mph

The average wind speed in August is 6.0 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for St. George in August is 11.5 hours.

Best Time to Visit St. George
The most sunny months:
October 28 days
June 28 days
May 28 days
The most warm months:
July 108.1 °F
August 103.9 °F
June 101.6 °F
The most cold months:
January 51.5 °F
December 54.8 °F
February 57.0 °F
The most rainy months:
March 1 day
January 0 days
August 0 days
The most windy months:
May 7 mph
June 7 mph
April 7 mph

St. George on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
St. George
Local time: 23:40
05 dec, friday
0000 36°F
S
1 mph
0300 34°F
SE
1 mph
0600 30°F
S
1 mph
0900 32°F
SE
1 mph
1200 48°F
E
1 mph
1500 60°F
E
3 mph
1800 54°F
E
2 mph
2100 42°F
E
2 mph