Phoenix experienced near-record high temperatures on March 29 and March 30, 2026, alongside a record-breaking warm low temperature, before a cooling trend is expected to begin on March 31.
Warm Temperatures and Record Low
High temperatures reached the 90s on both March 29 and March 30, approaching daily records for late March. On March 29, Phoenix Sky Harbor International Airport recorded a low of 72 degrees, breaking the previous record of 67 degrees set in 1986, according to the National Weather Service.
Potential for Storms and Winds
Isolated showers and weak thunderstorms were possible on March 29 and March 30, particularly south of the Phoenix metro area. Meteorologist Chris Kuhlman noted that most storm activity would likely be isolated and weak.
Gusty winds, with potential gusts of 30 to 40 mph, were expected along the Interstate 8 and Interstate 10 corridors late on March 29, potentially creating areas of blowing dust. There was a 10% to 20% chance of wind gusts exceeding 30 mph in Phoenix itself.
Cooling Trend and Future Outlook
A cooling trend is anticipated to begin on March 31, with highs forecast to fall into the lower 90s and then the mid-80s by April 1. Rain chances are expected to decrease to near zero by April 1 as drier air moves into the region. A slight chance of showers remains over higher terrain south and east of Phoenix on April 1, with probabilities ranging from 5% to 20%.
Frequently Asked Questions
What were the high temperatures on March 29 and March 30?
High temperatures were expected to reach well into the 90s on both March 29 and March 30.
Where were isolated showers and thunderstorms most likely to occur?
Isolated showers and weak thunderstorms were most likely to occur south of the Phoenix metro area, including southern Maricopa County and Pinal County.
When is the cooling trend expected to begin?
A cooling trend was expected to begin on March 31.
As the weather shifts, how might residents prepare for the changing conditions and potential impacts on daily life?
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