Record-Breaking Heat Persists in Inland Empire, Cooling Trend Expected Soon
Record-Breaking Heat Persists in Inland Empire, Cooling Trend Expected Soon
US · Published Aug 28, 2026
The Inland Empire in California is experiencing another day of extreme heat, with record-breaking temperatures reported in some areas. According to the National Weather Service (NWS), Indio reached a high of 117°F (47.2°C) on Wednesday, surpassing the previous record of 116°F (46.7°C) set in
Similarly, Thermal recorded a temperature of 118°F (47.8°C), breaking its previous record of 117°F (47.2°C) for the same date. An Extreme Heat Warning remains in effect for all of Riverside County until 8 p.m. Friday. However, relief is on the horizon as a cooling trend is expected to begin Saturday, continuing into the middle of next week as high pressure aloft weakens and shifts southeast, bringing temperatures back to seasonal norms.

Impact & Risks

The ongoing extreme heat poses significant risks to residents in Riverside County and surrounding areas, particularly vulnerable populations such as the elderly, children, and those with pre-existing health conditions. Prolonged exposure to high temperatures increases the risk of heat-related illnesses, including heat exhaustion and heatstroke. Outdoor workers and individuals without access to air conditioning are especially at risk. The record-breaking temperatures also elevate the potential for wildfires in the region, further endangering communities and straining emergency services.

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