(St. George, UT) — It will be hotter than normal in Utah over the next several days due to a heat dome. St. George will be around 110-degrees and Cedar City will be in the upper 90s. Salt Lake City could have high temperatures around 105 this weekend, which meteorologists say is ten to 15 degrees above normal. That city’s hottest day so far in 2022 was on June 12 when it hit 102-degrees.