Get ready for a partly cloudy morning in Salt Lake City with a detailed look at the Southwest’s temperatures and weather conditions for July 28th.

On July 28, 2025, wake up to a mostly cloudy morning in Salt Lake City with temperatures around 73 degrees. The Southwest is sizzling with highs reaching up to 112 degrees in Phoenix. Discover in-depth details, from the morning forecasts across various cities to the cool evenings and potential thunderstorms. Stay ahead of the weather with our comprehensive 7-day forecast.
Rain showers are currently hugging the coastline from San Diego up to San Francisco, providing some welcome moisture. Redding is seeing rain on the horizon with the radar indicating more showers moving in. Ely in Nevada remains clear, with dry conditions extending over to Las Vegas. Flagstaff might see some spotting light rain, expecting cooler temperatures as the sun sets in the southwest.
Expect a mostly cloudy start to your morning in Salt Lake City with temperatures around 73 degrees at 8 AM and a light wind from the southeast at 9 miles per hour. By 10 AM, skies become partly cloudy as temperatures rise to 75 degrees with the southeast wind continuing at 9 miles per hour. As the morning progresses, temperatures will climb to 83 degrees by noon with partly cloudy skies and a gentle breeze from the south-southeast at 7 miles per hour.
Tomorrow in Phoenix, expect a scorching high of 111 degrees, significantly above average for this time of year. Las Vegas will also see a sweltering high of 106 degrees, with dry conditions influencing these soaring temperatures. Bakersfield is forecasted to reach 99 degrees, while Fresno will stretch to 98. In contrast, San Francisco will remain cooler at 65 degrees, showcasing a stark temperature divide across the region.
A notable weather system is moving into the Southwest tomorrow. Expect scattered showers and thunderstorms from Arizona through New Mexico, with the chance of severe storms primarily in southeastern areas. Strong winds and localized heavy rain could reach Las Cruces by afternoon, leading to the potential for flash flooding. Daytime temperatures will peak in the mid-90s, though cooler air will trail behind the storms as we head into the evening. High pressure will stabilize conditions over California, bringing clear skies and sunshine.
The UV index in Salt Lake City is a very high 9 both Monday and Tuesday, with the potential for sunburn in just 15 minutes.
For the 7-day forecast in Salt Lake City: Monday: Mostly clear skies with a high of 97 degrees and a low of 70 degrees. Tuesday: Continuation of mostly clear weather, highs reaching 97 degrees while lows hover around 68 degrees. Wednesday: The sun dominates with a high of 97 degrees and a nighttime low of 69 degrees. Thursday: Skies become partly cloudy with temperatures decreasing to a high of 95 degrees, low around 68 degrees. Friday: Mostly clear conditions return, with a high capped at 92 degrees and a low of 68 degrees. Saturday: Expect mostly clear skies, temperatures peaking at 91 degrees during the day and falling to 64 degrees overnight. Sunday: Clear weather rounds out the week with a high of 90 degrees and a low dipping to 63 degrees.