Phoenix is experiencing extreme heat today, August 25, 2026, with a maximum temperature reaching 45.9°C. This level exceeds the established local weather threshold of 40°C.
The wweather1.com forecast systems have triggered a high-severity alert for the city of Phoenix. Data indicates that temperatures are significantly above the threshold for heat-related risk.
Residents and visitors in the area should be aware of the elevated temperatures recorded throughout the day. The current maximum of 45.9°C remains well above the standard safety threshold.
Weather conditions are being monitored closely as the region continues to experience these high temperatures. Local populations are advised to remain informed of the current weather situation as the day progresses.
Why it is dangerous and what to do
⚠️ Safety
• Stay hydrated by drinking plenty of water throughout the day.
• Limit physical activity and remain in air-conditioned environments whenever possible.
• Wear lightweight, light-colored clothing if you must go outdoors.
• Check on elderly neighbors and those vulnerable to heat-related illnesses.
📊 The numbers, from wweather1 data
Phoenix: now +38°, Clear.
That is 6° above the August climate norm.
The record for this date is +45° (2011).
Three-day forecast: 25 August: +46°/+32° · 26 August: +48°/+30° · 27 August: +45°/+33°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates. 🌍 Weather in nearby cities
📰 Data source:
wweather1. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.