10-day forecast for Knoxville, TN: 70° to 103°, with precipitation expected on 4 days. The table below breaks each day into morning, afternoon, evening and overnight.
103°
Best day: Tuesday, August 18
92° · 0.19 in
Worst day: Thursday, August 13
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 1086° / 71°0
Morning71°feels 72°
Afternoon85°feels 86°
Evening80°feels 80°
Overnight72°feels 73°
86 °
Knoxville, Monday, 10 August
Overcast. High 86°, low 71°.
Pressure30.12 inHg
Wind5.9 mph SW
Humidity57%
Visibility6.2 mi
Dew point69°
Tue, 1195° / 74°0.04
Morning74°feels 75°
Afternoon92°feels 97°
Evening80°feels 83°
Overnight75°feels 76°
95 °
Knoxville, Tuesday, 11 August
Light rain. High 95°, low 74°.
Pressure30.06 inHg
Wind6.9 mph SW
Humidity53%
Visibility6.2 mi
Dew point69°
Wed, 1297° / 71°0.03
Morning72°feels 74°
Afternoon95°feels 99°
Evening87°feels 92°
Overnight73°feels 74°
97 °
Knoxville, Wednesday, 12 August
Light rain. High 97°, low 71°.
Pressure29.94 inHg
Wind11.3 mph SW
Humidity56%
Visibility6.2 mi
Dew point70°
Thu, 1392° / 73°0.19
Morning74°feels 75°
Afternoon92°feels 98°
Evening84°feels 89°
Overnight75°feels 76°
92 °
Knoxville, Thursday, 13 August
Light rain. High 92°, low 73°.
Pressure29.97 inHg
Wind8.4 mph SW
Humidity61%
Visibility6.2 mi
Dew point71°
Fri, 1494° / 73°0.06
Morning79°feels 82°
Afternoon92°feels 99°
Evening86°feels 94°
Overnight80°feels 84°
94 °
Knoxville, Friday, 14 August
Light rain. High 94°, low 73°.
Pressure30.06 inHg
Wind6.5 mph SW
Humidity46%
Visibility—
Dew point67°
Sat, 1596° / 74°0.09
Morning81°feels 84°
Afternoon94°feels 100°
Evening81°feels 86°
Overnight77°feels 78°
96 °
Knoxville, Saturday, 15 August
Light rain. High 96°, low 74°.
Pressure30.12 inHg
Wind6.5 mph NW
Humidity43%
Visibility—
Dew point67°
Sun, 1699° / 74°0
Morning81°feels 83°
Afternoon95°feels 99°
Evening87°feels 89°
Overnight80°feels 82°
99 °
Knoxville, Sunday, 16 August
Clear. High 99°, low 74°.
Pressure30.03 inHg
Wind10.2 mph W
Humidity39%
Visibility—
Dew point65°
Mon, 17100° / 76°0
Morning82°feels 83°
Afternoon95°feels 99°
Evening89°feels 93°
Overnight82°feels 86°
100 °
Knoxville, Monday, 17 August
Partly cloudy. High 100°, low 76°.
Pressure30.00 inHg
Wind7 mph SW
Humidity36%
Visibility—
Dew point63°
Tue, 18103° / 78°0
Morning85°feels 86°
Afternoon98°feels 102°
Evening88°feels 93°
Overnight82°feels 85°
103 °
Knoxville, Tuesday, 18 August
Clear. High 103°, low 78°.
Pressure30.00 inHg
Wind6.4 mph SW
Humidity34%
Visibility—
Dew point64°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Knoxville, TN around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.