Weather in Knoxville in August
In an average August, Knoxville sees a daily high around 86°F and a low around 69°F, based on 1980–2026 of local climate records.
| Average high | 86°F |
|---|---|
| Typical high range | 80°F to 93°F |
| Average low | 69°F |
| Typical low range | 63°F to 73°F |
| Average daily precipitation | 0.10 in |
August records
The most extreme August on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total August accumulation.
High
Highest
101°F
2007-08-16
Lowest
70°F
1986-08-31
Low
Highest
78°F
2010-08-05
Lowest
51°F
1986-08-29
Feels-like
Highest
142°F
1983-08-21
Lowest
51°F
1986-08-29
Humidity
Highest
23.2 g/m³
2010-08-18
Lowest
8.9 g/m³
1986-08-29
Wind
Highest
21 mph
2005-08-30
Lowest
2 mph
1989-08-03
Gust
Highest
61 mph
2005-08-30
Lowest
8 mph
1982-08-14
Precip
Wettest
8.66 in
2023
Driest
0.39 in
2007
See Knoxville's live weather grade →
Visiting Knoxville in August? See how its comfort stacks up against where you live.
Compare Knoxville with your city →