Knoxville

Sunny Breaks and Rainy Spells, Knoxville's Week Ahead According to National Weather Service

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Published on December 21, 2025
Sunny Breaks and Rainy Spells, Knoxville's Week Ahead According to National Weather ServiceSource: Google Street View

The National Weather Service in Knoxville has released its forecast for the upcoming week, projecting a gradual shift from overcast conditions to sunshine later today with a top temperature of around 53°F. As night falls, the skies are expected to clear up, leading into a cool evening with temperatures dropping to about 29°F, according to the NWS website.

Looking ahead to Monday, Knoxville residents can anticipate mostly sunny skies with the mercury hovering near 54°F, however, by Monday night, there's a slight chance—30 percent to be precise—of showers which might bring about a low of 44°F, calm winds with a southwest breeze of around 5 mph by evening may follow through. The forecast for Tuesday hints at a continued chance of showers capped at 20 percent; this is set against a backdrop of mostly cloudy skies, and might come with slightly higher temperatures up to 60°F and swifter southwest winds gusting as high as 20 mph.

As reported on the NWS Knoxville forecast site, the midweek climate seems poised for overcast weather with Wednesday's highs reaching near 66°F, a soothing calm wind may shift towards the southwest at about 5 mph in the afternoon even, the night might bring a 20 percent chance of showers commencing after 1 a.m. The overcast conditions seem poised to hold stead even through Christmas Day, with temperatures expected to peak at about 68°F.

Continuing this pattern further into the week, Thursday night through to Saturday also suggests an increased likelihood of showers—peaking at 40 percent on Friday—amid mostly cloudy days and temperatures maintaining in the mid-60s, while evening lows are projected to stay in the low 50s, reaffirming a weather narrative dominated by clouds and sporadic rain, but giving way, too, to moments when the sun prevails and the gray veil parts for the warmth of its gaze.