Austin

Austin Braces for Sweltering Triple-Digit Temperatures and Sporadic Storm Chances This Week

AI Assisted Icon
Published on August 17, 2025
Austin Braces for Sweltering Triple-Digit Temperatures and Sporadic Storm Chances This WeekSource: Unsplash / MJ Tangonan

Austin is gearing up for another sizzling week ahead, with temperatures slated to soar into the triple digits, as reported by the National Weather Service. The city will see a high near 100 degrees today with heat index values climbing as high as 103, making for sweltering conditions that residents will have to navigate. Minimal relief comes tonight with the mercury dropping to a sticky 78 degrees under partly cloudy skies.

Despite a calm southeast wind, Monday promises more heat with a high of around 101 degrees. The thermostat's persistence in hitting above the century mark is only slightly tempered by a 20 percent chance of showers and thunderstorms after 1 pm, providing a fleeting possibility of cooling. The evening may see a continuation of this pattern, as the same 20 percent chance of precipitation stretches into the night, offering some reprieve from the day's bake.

As a new week unfolds, Tuesday doesn't stray far from established patterns, as forecast.weather.gov notes a slightly higher chance of showers at 40 percent. The turbulent concoction of sun and storm seems to hover over Austin like a lingering doubt, with the day peaking near 99 degrees and nightfall bringing temperatures down to a lukewarm 78.

Wednesday's outlook mimics its predecessor, mostly sunny and hot with a high yet again teasing that 99-degree mark. A calm wind in the morning will shift to a north northeast direction, but still, it only blows faint hope of significant change, with chances of rain and thunderstorms pegged at the same 40 percent as the day before. The evening sky clears up partially, potentially giving way to more bouts of thunderstorms under a modest 20 percent probability.

The latter half of the week introduces an uptick in precipitation probability, with Thursday presenting a 60 percent chance that showers could graduate into thunderstorms post-afternoon. The crispy, mostly sunny days give little room for pause, as highs hover stubbornly around the mid-90s, with Thursday's expected to hit near 97 degrees. Come nightfall, the sky will don a few cloudy patches, and the chance of thunderstorms dips to a lesser 30 percent with the low cooling down slightly to around 76.

Approaching the weekend, Friday doesn't offer much variation. Daytime will be mostly sunny with a 50 percent chance of showers and thunderstorms and highs of roughly 96 degrees. By night, the forecasted 20 percent chance of storms offers scant hope for a full reprieve. Saturday follows a similar narrative with a 30 percent chance of rain under the guise of mostly sunny skies, capping the week with similar high temperatures.

Austin-Weather & Environment