Knoxville

Knoxville to Enjoy Sunny Skies and Warm Temperatures with Possible Weekend Showers

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Published on August 28, 2025
Knoxville to Enjoy Sunny Skies and Warm Temperatures with Possible Weekend ShowersSource: Google Street View

The National Weather Service in Knoxville is forecasting a mostly sunny day today with a high near 81 degrees and calm wind conditions. As Knoxville residents wake up to a fair morning with temperatures sitting at 55°F and humidity reaching a saturated 100%, the promise of clear skies offers a respite.

Following a sunny Friday forecasted at a slightly warmer 85 degrees, the nighttime should see a dip to around 55 degrees. The serene weather pattern is set to hold through the weekend with a calm wind, Saturday's high rounding 86 degrees, and a low of 61 degrees in the evening, according to the NWS update.

Sunday, while still mostly sunny, introduces a 20 percent chance of showers and thunderstorms after 2:00 p.m., with a high near 84 degrees. That night, the chance of precipitation sticks at 20 percent for early showers and potential thunderstorms before 8pm, and again after 2:00 a.m. Labor Day continues this narrative with a 40 percent chance of afternoon rain and thunderstorms after a slight chance of morning showers.

Looking ahead into the week, the NWS predicts a rhythm of mostly sunny days consistently marked by the possibility of showers and thunderstorms. Monday through Wednesday brings a strikingly uniform pattern with daytime highs hovering around the 80s and nighttime lows in the lower 60s, each with around a 30 percent chance of rainfall disrupting the otherwise sunny conditions.