Weather in Chattanooga in August
In an average August, Chattanooga sees a daily high around 87°F and a low around 69°F, based on 1980–2026 of local climate records.
| Average high | 87°F |
|---|---|
| Typical high range | 81°F to 93°F |
| Average low | 69°F |
| Typical low range | 64°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
1983-08-21
Lowest
66°F
1986-08-31
Low
Highest
79°F
2007-08-17
Lowest
54°F
1992-08-29
Feels-like
Highest
140°F
1980-08-21
Lowest
60°F
1986-08-31
Humidity
Highest
23.3 g/m³
2024-08-17
Lowest
10.0 g/m³
1986-08-29
Wind
Highest
20 mph
2005-08-30
Lowest
2 mph
2003-08-11
Gust
Highest
61 mph
2005-08-30
Lowest
8 mph
1981-08-23
Precip
Wettest
8.88 in
2021
Driest
0.94 in
2011
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