The St. George, UT Metro Area is characterized by a hot desert climate, with cool winters and hot summers. In winter months, temperatures are usually mild, ranging from the mid-30s to mid-50s during the day and dropping into the 20s overnight. During summer months, temperatures are in the 90s or higher for most of the daylight hours and drop down into the 70s at night. The temperature variations between day and night can be quite dramatic due to the low humidity found in this area. Precipitation is very light throughout much of the year, but monsoons bring short periods of intense rainfall during summer months that average 1–2 inches per month between June and August.
St. George Metro Area, Utah gets 13 inches of rain, on average, per year. The US average is 38 inches of rain per year.
St. George Metro Area averages 14 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 230 sunny days per year in St. George Metro Area. The US average is 205 sunny days.
St. George Metro Area gets some kind of precipitation, on average, 53 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 97 degrees
Winter Low: the January low is 26
Rain: averages 13 inches of rain a year
Snow: averages 14 inches of snow a year