Phoenix

Phoenix Braces for Sizzling Temperatures as Forecasts Warn of 115-Degree Heatwave

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Published on June 28, 2025
Phoenix Braces for Sizzling Temperatures as Forecasts Warn of 115-Degree HeatwaveSource: Google Street View

As the summer settles in with an unforgiving grip, Phoenix residents are bracing for a stretch of intensely hot days, with forecasts projecting soaring temperatures in the coming week. The National Weather Service in Phoenix predicts a clear sky today with a blistering high of 109 degrees; meanwhile, the aid of a light westward wind in the afternoon offers little respite to the heat-intensified valley, maintaining a consistency that leaves many longing for a shade's small mercy.

According to the National Weather Service latest update, the heat will continue ratcheting up, with Sunday expected to hit a high near 113, and Monday raising the stakes further to an almost inconceivable 115 degrees adding to this heated narrative, the nights offer little cooling, with lows hovering in the mid-80s.

The weather cycle for the first half of the week doesn't show signs of breaking, as sunny skies dominate and daytime highs stubbornly persist above the 110-degree mark. This pattern of extreme heat echoes through to Tuesday, where the high could once again reach 113, and nighttime lows provide scant cool down, hovering persistently above 85 degrees, as reported by the National Weather Service. Wednesday may bring slight relief with a high of 107°F—just a bit lower than recent days—and a 20% chance of showers and storms at night. 

On Thursday, Phoenix has a 30% chance of rain and possible thunderstorms, which could offer a break from the heat. That chance drops to 20% Thursday night. For Independence Day, expect mostly sunny skies, a high near 101°F, and a 20% chance of storms, as per the National Weather Service.