Residents of Knoxville can anticipate a sweltering week ahead according to the latest weather updates. The National Weather Service in Knoxville reports that today’s weather will be sunny with a tranquil shift in wind from calm to north at around 5 mph in the afternoon, pushing temperatures to a high near 89 degrees. As the city transitions into the night, skies are expected to remain mostly clear with the temperature dipping to around 65 degrees.