Dallas

Dallas Braces for Sweltering Heat Wave with Triple-Digit Temperatures on the Horizon

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Published on June 27, 2025
Dallas Braces for Sweltering Heat Wave with Triple-Digit Temperatures on the HorizonSource: 75316serk, CC BY-SA 4.0, via Wikimedia Commons

If you're planning to step out in Dallas, be prepared for a sizzling week ahead. The National Weather Service is predicting a streak of mostly sunny days with temperatures inching close to triple digits. Today, expect the mercury to climb to a toasty 94 degrees with heat index values making it feel like it's up to 99. The south wind will keep things moderately breezy at 5 to 10 mph.

Tonight, the skies over Dallas will remain partly cloudy with a low around 77 degrees, giving a brief, albeit warm, respite from the day's heat. Following suit, the weekend will serve up more sunshine with Saturday's high near 96 and a heat index of a scorching 102 degrees. By night, the temperatures will cool slightly, to a consistent low of 77 degrees with that persistent south southeast wind at Dallas' back.

The sun continues its reign on Sunday, touting a high near 97 degrees. Come evening, that number dips slightly to a low around 78, with clear skies likely to drape over the bustling cityscape. Heading into the workweek, Dallasites might see a 20 percent chance of showers and thunderstorms on Monday after 1 pm, though most of the day will remain sunny and hot with highs soaring near 99 degrees.

Monday's pattern of late thunderstorm chances persists into the early week, with a similar forecast for Tuesday and Wednesday. High temperatures will hover around the 97 to 98-degree mark, with a 20 percent chance of showers and thunderstorms providing potential, yet brief, relief from the relentless warmth. Each evening's weather will stay partially cloudy and warm with lows steadfast around 77-79 degrees, promising little cool down for sleeping Dallas residents, with the south wind their only solace.

Dallas-Weather & Environment