Weather on August 19
Chattanooga, TN
55 Years of Data
Avg High
90°F
Avg Low
69°F
Warmest
1993
86°F avg
Coldest
1981
71°F avg
About This Date
August 19th in Chattanooga, TN typically brings hot summer weather, with average highs around 90°F and lows near 69°F. Over 55 years of records, the warmest August 19th was in 1993 (86°F average), while the coldest was 1981 (71°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 31% of August 19th dates historically, with the wettest August 19th recording 3.25" of rain. The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for August 19th in Chattanooga, TN? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 74° | 84° | — | — |
| 2024 | 89° | 70° | 79° | — | — |
| 2023 | 89° | 64° | 77° | — | — |
| 2022 | 84° | 69° | 77° | 0.43" | — |
| 2021 | 82° | 72° | 77° | 0.99" | — |
| 2020 | 86° | 72° | 79° | — | — |
| 2019 | 99° | 73° | 86° | — | — |
| 2018 | 86° | 74° | 80° | 0.05" | — |
| 2017 | 92° | 68° | 80° | — | — |
| 2016 | 84° | 71° | 78° | 1.8" | — |
| 2015 | 88° | 71° | 79° | 3.25" | — |
| 2014 | 90° | 72° | 81° | — | — |
| 2013 | 83° | 69° | 76° | 1.37" | — |
| 2012 | 83° | 68° | 75° | 0.15" | — |
| 2011 | 98° | 72° | 85° | — | — |
| 2010 | 93° | 76° | 84° | 0.69" | — |
| 2009 | 90° | 73° | 81° | 0.3" | — |
| 2008 | 96° | 73° | 85° | — | — |
| 2007 | 98° | 73° | 86° | — | — |
| 2006 | 95° | 73° | 84° | 0.56" | — |
| 2005 | 94° | 72° | 83° | — | — |
| 2004 | 91° | 67° | 79° | — | — |
| 2003 | 92° | 72° | 82° | 1.3" | — |
| 2002 | 93° | 69° | 81° | 0.25" | — |
| 2001 | 88° | 71° | 79° | 0.33" | — |
| 2000 | 92° | 71° | 81° | — | — |
| 1999 | 101° | 68° | 84° | — | — |
| 1998 | 90° | 70° | 80° | — | — |
| 1997 | 90° | 69° | 79° | — | — |
| 1996 | 90° | 68° | 79° | 0.46" | — |
| 1995 | 97° | 74° | 85° | — | — |
| 1994 | 88° | 67° | 77° | — | — |
| 1993warmest | 99° | 73° | 86° | — | — |
| 1992 | 85° | 61° | 73° | — | — |
| 1991 | 90° | 66° | 78° | 0.69" | — |
| 1990 | 97° | 72° | 84° | — | — |
| 1989 | 89° | 65° | 77° | — | — |
| 1988 | 92° | 73° | 82° | 1.24" | — |
| 1987 | 92° | 71° | 81° | — | — |
| 1986 | 90° | 71° | 80° | — | — |
| 1985 | 90° | 66° | 78° | — | — |
| 1984 | 93° | 69° | 81° | — | — |
| 1983 | 98° | 70° | 84° | — | — |
| 1982 | 88° | 65° | 76° | — | — |
| 1981coldest | 76° | 66° | 71° | — | — |
| 1980 | 93° | 70° | 81° | — | — |
| 1979 | 91° | 67° | 79° | — | — |
| 1978 | 94° | 73° | 83° | — | — |
| 1977 | 86° | 65° | 75° | — | — |
| 1976 | 87° | 63° | 75° | — | — |
| 1975 | 85° | 67° | 76° | — | — |
| 1974 | 87° | 66° | 77° | 0.28" | — |
| 1973 | 88° | 63° | 75° | — | — |
| 1972 | 91° | 65° | 78° | — | — |
| 1971 | 88° | 68° | 78° | — | — |
55 years of data from CHATTANOOGA AP