Phoenix Scorches Through First 110-Degree Day of 2025
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Phoenix, Arizona, experienced its first 110-degree day of 2025 on Saturday, June 14, according to the National Weather Service (NWS). The temperature at Phoenix Sky Harbor International Airport, the official measurement site, reached 110 degrees Fahrenheit at approximately 4:35 p.m.
The NWS had issued an extreme heat warning earlier in the week, and forecasts indicate that Sunday, Father’s day, will be even hotter, with predicted highs ranging from 110 to 114 degrees Fahrenheit and a low around 80 degrees Fahrenheit.
Staying Safe During Phoenix’s Extreme Heat
With Phoenix facing extreme heat, it’s crucial to take precautions. The NWS advises residents to consume plenty of water and electrolyte-rich beverages to stay hydrated. Avoiding alcohol is also recommended, as it can hinder hydration.
When venturing outdoors is necessary, wearing lightweight clothing and applying sunscreen with an SPF of 30 or higher are essential. The Arizona Department of Health Services recommends scheduling outdoor activities for early morning or late evening to avoid peak heat hours.
Did You Know? Heat-related deaths are preventable. Knowing the signs of heat exhaustion and heat stroke can save lives.
Phoenix Heat Wave: A Historical Perspective
In 2024, Phoenix experienced a record-breaking 70 days with temperatures exceeding 110 degrees Fahrenheit [[1]]. The city also endured 143 days above 100 degrees and a 21-day streak of daily heat records from September to October.
So far in June 2025, Phoenix has already recorded 25 days with high temperatures in the 100s. The unofficial low on Saturday was 82 degrees, four degrees above the normal low for June 14.
How to Help those in Need
Residents are encouraged to donate water, sunglasses, umbrellas, and othre resources to local shelters such as Central Arizona Shelter Services (CASS) and Keys to Change. These organizations provide crucial support to vulnerable populations during extreme heat events.
Pro Tip: Check on elderly neighbors, friends, and relatives who may be more susceptible to heat-related illnesses.
Heat Records in Phoenix
| Year | Days Above 110°F | Days Above 100°F |
|---|---|---|
| 2024 | 70 | 143 |
| June 2025 (Mid-Month) | 1 (so far) | 25 |
What are your favorite ways to beat the heat in Phoenix? What more can the city do to help residents during extreme heat waves?
understanding Phoenix’s extreme Heat
Phoenix’s location in the Sonoran Desert makes it notably vulnerable to extreme heat. Urbanization and the “urban heat island” effect exacerbate the problem, trapping heat and raising temperatures even further. climate change is also contributing to longer and more intense heat waves in the region [[2]].
The Arizona Department of Health Services reports that heat-related deaths are a significant public health concern in Maricopa County, where Phoenix is located. Most fatalities occur among individuals who are outdoors for extended periods, lack access to air conditioning, or have underlying health conditions [[3]].
Frequently Asked Questions About Phoenix Heat
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