Knoxville

Sunny Skies and Soaring Temperatures Expected in Knoxville, Rain Chances Increase Midweek

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Published on August 09, 2025
Sunny Skies and Soaring Temperatures Expected in Knoxville, Rain Chances Increase MidweekSource: Google Street View

The National Weather Service in Knoxville has provided a fairly basic forecast for the coming week with calm winds persisting and temperatures soaring to the high 80s and 90s. Today's weather promises mostly sunny skies, with a high around 89 degrees and a gentle northeast breeze around 5 mph, giving locals a chance to enjoy the summery conditions.

Tonight's forecast indicates a partly cloudy sky, maintaining a steady low of 68 degrees with calm winds—a consistent pattern that seems to hold for Sunday night as well. According to the detailed forecast from the National Weather Service, Knoxville residents can expect sunny and hot weather on Sunday, with temperatures climbing near 90 degrees, and the calm carrying through into the evening with a predicted low around 70 degrees.

As the week progresses, the possibility of precipitation makes a subtle debut. Monday holds a 20 percent chance of afternoon showers and thunderstorms after 2pm, amidst the heat with highs again nearing 90 degrees. That chance reduces slightly Monday night's window, with a 10 percent chance of showers and thunderstorms before 8pm.

There's an uptick in the probability of rain coming Tuesday, as forecasted by the NWS, indicating a 40 percent chance of showers and thunderstorms after 2pm, with temperatures holding steady near the 90-degree mark. Tuesday evening may bring more showers and thunderstorms before 2am, with a 30 percent chance of precipitation and overnight lows hovering around 72 degrees. This pattern of intermittent showers continues with Wednesday presenting a 50 percent chance of rain, and similar conditions expected Thursday and Friday.