Weather on August 11
Chattanooga, TN
55 Years of Data
Avg High
89°F
Avg Low
70°F
Warmest
2010
88°F avg
Coldest
1989
72°F avg
About This Date
August 11th in Chattanooga, TN typically brings warm summer weather, with average highs around 89°F and lows near 70°F. Over 55 years of records, the warmest August 11th was in 2010 (88°F average), while the coldest was 1989 (72°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 45% of August 11th dates historically, with the wettest August 11th recording 3.61" of rain. The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
Planning for August 11th in Chattanooga, TN? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 70° | 79° | 0.03" | — |
| 2024 | 91° | 67° | 79° | — | — |
| 2023 | 93° | 73° | 83° | 1.52" | — |
| 2022 | 87° | 71° | 79° | 0.1" | — |
| 2021 | 90° | 73° | 81° | — | — |
| 2020 | 95° | 74° | 84° | 0.56" | — |
| 2019 | 96° | 73° | 85° | — | — |
| 2018 | 90° | 71° | 80° | — | — |
| 2017 | 85° | 72° | 78° | 2.59" | — |
| 2016 | 93° | 77° | 85° | — | — |
| 2015 | 90° | 73° | 81° | 0.33" | — |
| 2014 | 87° | 73° | 80° | 0.13" | — |
| 2013 | 88° | 74° | 81° | 2.69" | — |
| 2012 | 84° | 65° | 74° | 0.03" | — |
| 2011 | 93° | 74° | 83° | — | — |
| 2010warmest | 98° | 78° | 88° | — | — |
| 2009 | 94° | 72° | 83° | 0.81" | — |
| 2008 | 91° | 64° | 78° | — | — |
| 2007 | 97° | 73° | 85° | — | — |
| 2006 | 82° | 73° | 78° | 0.15" | — |
| 2005 | 93° | 71° | 82° | — | — |
| 2004 | 87° | 67° | 77° | 0.91" | — |
| 2003 | 82° | 67° | 74° | — | — |
| 2002 | 94° | 66° | 80° | — | — |
| 2001 | 87° | 71° | 79° | — | — |
| 2000 | 87° | 70° | 78° | — | — |
| 1999 | 96° | 72° | 84° | 0.03" | — |
| 1998 | 88° | 70° | 79° | — | — |
| 1997 | 85° | 69° | 77° | — | — |
| 1996 | 78° | 68° | 73° | 3.33" | — |
| 1995 | 93° | 70° | 81° | — | — |
| 1994 | 92° | 69° | 80° | — | — |
| 1993 | 92° | 72° | 82° | — | — |
| 1992 | 90° | 65° | 77° | — | — |
| 1991 | 85° | 71° | 78° | 0.97" | — |
| 1990 | 88° | 64° | 76° | — | — |
| 1989coldest | 85° | 60° | 72° | — | — |
| 1988 | 93° | 71° | 82° | — | — |
| 1987 | 91° | 70° | 80° | — | — |
| 1986 | 85° | 72° | 78° | 0.18" | — |
| 1985 | 91° | 70° | 80° | — | — |
| 1984 | 86° | 68° | 77° | — | — |
| 1983 | 94° | 73° | 83° | 1.27" | — |
| 1982 | 86° | 71° | 79° | 1.85" | — |
| 1981 | 85° | 69° | 77° | 0.18" | — |
| 1980 | 93° | 73° | 83° | 0.03" | — |
| 1979 | 83° | 69° | 76° | 1.35" | — |
| 1978 | 85° | 70° | 77° | 0.08" | — |
| 1977 | 95° | 70° | 82° | — | — |
| 1976 | 91° | 63° | 77° | — | — |
| 1975 | 85° | 65° | 75° | — | — |
| 1974 | 85° | 68° | 76° | 3.61" | — |
| 1973 | 90° | 67° | 78° | 2.24" | — |
| 1972 | 85° | 67° | 76° | — | — |
| 1971 | 90° | 71° | 80° | 1.27" | — |
55 years of data from CHATTANOOGA AP