NWS Phoenix

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Last Map Update: Thu, Aug 7, 2025 at 11:08:14 pm MST

Watches, Warnings & Advisories

National Weather Service NWS Flagstaff, AZ

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National Weather Service NWS Tucson Arizona

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July Climate Summary

Well above normal temperatures will continue through the remainder of this week, with lower desert temperatures ranging between 108-115°F. Major, to locally Extreme, HeatRisk will encompass the region, so precautions should be taken if planning to be outdoors for extended periods.

Very hot weather is in store for today as temperatures climb to around 10 degrees above normal for this time of year with record-breaking temperatures likely with highs expected around 114-118 degrees. This will result in widespread Major to locally Extreme HeatRisk.

With extreme heat in the forecast, make sure to take proper precautions to protect yourself from the heat.

July temperatures ranged from above normal in Phoenix to slightly below normal in Yuma and El Centro. All 3 location received well below average rainfall with Yuma and El Centro recording no rainfall.