News Summary
Phoenix is enduring record-breaking heat as temperatures soar to unprecedented levels, with highs reaching 118°F. The National Weather Service has issued prolonged extreme heat warnings, affecting resident safety and health. Typical August conditions have drastically shifted, as officials advise limiting outdoor activities and staying hydrated. The ongoing extreme weather has raised concerns regarding urban heat and public health, with local authorities enforcing safety measures and monitoring climate implications for the community.
Phoenix Faces Extreme Heat, Record Temperatures Continue
Phoenix has been experiencing unprecedented heat, setting its hottest August day ever on August 7, 2025, with a staggering high of 118°F. Following this record-setting day, the National Weather Service (NWS) has extended the extreme heat warning through Tuesday, August 12, 2025, with high temperatures expected to remain dangerously elevated over the weekend.
Severe Weather Forecast and Public Safety Advisories
The NWS has issued a warning citing that high temperatures will range from 110°F to 115°F during the weekend, accompanied by increased humidity, which will create even more uncomfortable conditions. With typical temperatures for this time of year hovering around 105°F, the current situation presents serious heat-related health risks.
During the night, low temperatures are predicted to stay warm, remaining in the upper 80s to around 90°F, providing scant relief from the heat. Alongside the extreme temperatures, Phoenix has been under intense heat conditions, having experienced 13 consecutive days with temperatures at or exceeding 110°F.
Record-Breaking Heat Events
The high of 116°F recorded on August 6, 2025, shattered a 30-year-old record and was soon eclipsed by the extreme temperatures on August 7. The previous record for that date was 112°F, set back in 1905, indicating the severity of the current climate patterns.
Furthermore, August 7 tied July 9 as the hottest day of the year, both reaching 118°F. Such temperature extremes are not just uncomfortably high, but they pose significant risks for residents, pets, and the environment.
Public Safety Measures and Recommendations
In addition to the extreme heat, some moisture from the Gulf is gradually moving into Arizona, potentially bringing isolated showers and thunderstorms to higher terrain areas. However, rain chances in the metro Phoenix region remain low, under 10%, and any storms that may develop are expected to occur in elevated regions, providing little respite for the city.
Context of Climate Patterns in Phoenix
Extreme heat events have become more prevalent in Phoenix over the past few years, with this summer showcasing some of the hottest temperatures in the city’s history. The population has been advised consistently to take precautions during extreme heat episodes, emphasizing public safety and health.
As climate patterns shift, meteorological experts are closely monitoring the implications for urban heat islands, infrastructure, and health services in the region. Ongoing climate studies are aiming to understand the long-term effects of such trends and explore adaptive measures that could mitigate risks for the residents of Phoenix.
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Additional Resources
- AZ Family: Extreme Heat Continues
- Wikipedia: Heat Wave
- KTAR: Phoenix Heat Record August 6
- Google Search: Phoenix extreme heat 2025
- AZ Central: Phoenix Sets New Temperature Record
- Google Scholar: Climate Change Phoenix
- ABC15: How Phoenix’s Extreme Heat Impacts Flights
- Encyclopedia Britannica: Heat Waves
- ABC15: Protecting Kids in Extreme Heat

Author: STAFF HERE PHOENIX WRITER
PHOENIX STAFF WRITER The PHOENIX STAFF WRITER represents the experienced team at HEREPhoenix.com, your go-to source for actionable local news and information in Phoenix, Maricopa County, and beyond. Specializing in "news you can use," we cover essential topics like product reviews for personal and business needs, local business directories, politics, real estate trends, neighborhood insights, and state news affecting the area—with deep expertise drawn from years of dedicated reporting and strong community input, including local press releases and business updates. We deliver top reporting on high-value events such as the Waste Management Phoenix Open, Cactus League Spring Training, and Arizona State Fair. Our coverage extends to key organizations like the Greater Phoenix Chamber of Commerce and Visit Phoenix, plus leading businesses in technology and healthcare that power the local economy such as Intel and Banner Health. As part of the broader HERE network, including HERETucson.com, we provide comprehensive, credible insights into Arizona's dynamic landscape.