Measurements:
°C
°F
St. George
78°F
N 4 mph
Feels like: 78°F
Precip: 1%
World Resorts USA St. George Weather May Weather in St. George

St. George Weather: May

Average Day Temperature: 89.2°F
Average Night Temperature: 65.8°F
Number of Sunny Days: 28 days
Sunshine Hours: 13.7 - 14.5 hours
Number of Rainy Days: 0 days
Precipitation Totals: 0.1 in

Air Temperature in May, °F

Select Year: 2026 2025 2024

The highest day temperature in May 2026 was 107°F. The lowest night temperature was 51°F. The average values for day and night temperatures during May were 91.7°F и 64.9°F respectivly.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in May, in

Precipitation total in May for St. George is 0.1 in. It makes may one of the least rainy months of the year.

Wind Speed in May, mph

The average wind speed in May is 7.3 mph. It makes May one of the most windy months of the year for St. George.

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 May is 12.7 hours.

Best Time to Visit St. George
The most sunny months:
June 28 days
May 28 days
October 28 days
The most warm months:
July 108.6 °F
August 104.6 °F
June 102.2 °F
The most cold months:
January 51.9 °F
December 55.2 °F
February 58.0 °F
The most rainy months:
March 1 day
August 1 day
January 0 days
The most windy months:
June 7 mph
May 7 mph
April 7 mph

St. George on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +70
Sarasota +86
Washington +66
24 Hours Weather Forecast
St. George
Local time: 08:27
15 sep, tuesday
0900 78°F
N
4 mph
1200 86°F
NE
9 mph
1500 90°F
NE
15 mph
1800 88°F
NE
19 mph
2100 84°F
NE
9 mph
16 sep, wednesday
0000 84°F
NE
2 mph
0300 90°F
N
4 mph
0600 86°F
NW
6 mph