Latest weather forecast for Salt Lake City and the broader Southwest area highlights clear skies and high temperatures with intermittent showers in parts of California.

In this detailed guide, we explore the varying weather conditions across Salt Lake City and the Southwest. From clear skies and pleasant evenings in Salt Lake City to the sweltering heat in Las Vegas and Phoenix, we cover all the essentials. Discover what the weather holds for the rest of the region and how it might impact your plans. Whether you’re heading outdoors or planning your week, stay prepared with our comprehensive weather insights.
In the Southwest region, the radar indicates that rain showers are affecting areas near Redding and Fresno, bringing some moisture relief to these parts of California. Meanwhile, clear skies dominate from Los Angeles down to San Diego, while Phoenix enjoys dry conditions. However, watch for increasing cloud cover around Ely and Flagstaff which could usher in cooler temperatures and possible precipitation later. Cedar City and Las Vegas remain dry in this radar update, with no significant weather disturbances in sight.
Salt Lake City will enjoy clear skies this evening, with temperatures dropping from 91 degrees at 9 PM to a cooler 78 degrees by 1 AM. A slight northerly breeze at 6 mph will shift east-southeast overnight, increasing to 9 mph.
Tonight, low temperatures in the Southwest will see significant drops. Los Angeles plunges to 58 degrees, while San Diego will be slightly cooler at 62. In contrast, Las Vegas remains warmer at 82, but Flagstaff is much chillier at 51 degrees. Expect San Francisco to settle at 52, making for a brisk night across the region.
Tomorrow, Phoenix will be sizzling with a high of 116 degrees, well above average for this time of year. Las Vegas isn’t far behind, expecting a scorching 110 degrees. In California, Bakersfield will reach a warm 103 degrees, while Fresno is looking at a hot 99 degrees. The coastal city of San Diego will be a bit cooler at 76 degrees, providing a respite from the heat.
Expect a mostly dry and sunny day across the Southwest tomorrow, with temperatures holding steady in the mid-80s, making it perfect for outdoor activities. However, a wave of showers could descend along the California coast by evening, bringing potential road challenges with slick conditions. High pressure will dominate throughout the day, keeping severe weather threats minimal across much of the Southwest. Keep an eye on breezy conditions in the desert areas, which may lead to elevated fire risks. The weather pattern remains stable through the next 24 to 48 hours, providing a pleasant backdrop for most of the region.
The UV index in Salt Lake City will be very high at 9, with a burn time of just 15 minutes in direct sunlight both Wednesday and Thursday.
For the 7 Day Outlook in Salt Lake City: Wednesday: Clear skies with a high of 93 degrees, dipping to 69 degrees at night. Thursday: More clear sunshine, temperatures rising to 101 degrees during the day, with a low of 72 degrees. Friday: The sun remains strong, with highs reaching 95 degrees and lows dropping to 56 degrees. Saturday: Mostly clear conditions with a high of 74 degrees, and a nighttime low of 47 degrees. Sunday: The clear weather continues with a high of 70 degrees and a low near 49 degrees. Monday: Expect partly cloudy skies with a daytime high of 81 degrees and a low of 55 degrees. Tuesday: Partly cloudy conditions, temperatures climbing to 87 degrees and a low of 59 degrees.