Weather on June 20
Chattanooga, TN
55 Years of Data
Avg High
88°F
Avg Low
67°F
Warmest
1984
84°F avg
Coldest
1985
67°F avg
About This Date
June 20th in Chattanooga, TN typically brings warm summer weather, with average highs around 88°F and lows near 67°F. Over 55 years of records, the warmest June 20th was in 1984 (84°F average), while the coldest was 1985 (67°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 29% of June 20th dates historically, with the wettest June 20th recording 6.55" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for June 20th in Chattanooga, TN? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 68° | 79° | — | — |
| 2024 | 93° | 69° | 81° | — | — |
| 2023 | 83° | 69° | 76° | 0.23" | — |
| 2022 | 93° | 59° | 76° | — | — |
| 2021 | 91° | 70° | 80° | 0.18" | — |
| 2020 | 92° | 65° | 78° | — | — |
| 2019 | 85° | 74° | 79° | — | — |
| 2018 | 91° | 73° | 82° | — | — |
| 2017 | 86° | 68° | 77° | — | — |
| 2016 | 92° | 61° | 76° | — | — |
| 2015 | 91° | 73° | 82° | 0.33" | — |
| 2014 | 93° | 70° | 81° | 1.35" | — |
| 2013 | 89° | 68° | 79° | — | — |
| 2012 | 91° | 66° | 79° | — | — |
| 2011 | 95° | 70° | 82° | — | — |
| 2010 | 92° | 73° | 82° | — | — |
| 2009 | 97° | 72° | 84° | — | — |
| 2008 | 86° | 59° | 73° | — | — |
| 2007 | 90° | 65° | 77° | — | — |
| 2006 | 94° | 68° | 81° | — | — |
| 2005 | 82° | 64° | 73° | 2.18" | — |
| 2004 | 86° | 69° | 78° | — | — |
| 2003 | 82° | 65° | 73° | — | — |
| 2002 | 91° | 66° | 79° | — | — |
| 2001 | 90° | 66° | 78° | — | — |
| 2000 | 90° | 72° | 81° | — | — |
| 1999 | 83° | 59° | 71° | — | — |
| 1998 | 90° | 68° | 79° | — | — |
| 1997 | 88° | 64° | 76° | — | — |
| 1996 | 90° | 70° | 80° | — | — |
| 1995 | 81° | 60° | 70° | — | — |
| 1994 | 94° | 70° | 82° | — | — |
| 1993 | 90° | 66° | 78° | — | — |
| 1992 | 87° | 61° | 74° | 0.15" | — |
| 1991 | 90° | 71° | 80° | 1.27" | — |
| 1990 | 96° | 63° | 79° | — | — |
| 1989 | 75° | 67° | 71° | 6.55" | — |
| 1988 | 95° | 66° | 81° | — | — |
| 1987 | 85° | 71° | 78° | — | — |
| 1986 | 93° | 67° | 80° | — | — |
| 1985coldest | 80° | 54° | 67° | — | — |
| 1984warmest | 99° | 69° | 84° | 0.94" | — |
| 1983 | 83° | 68° | 75° | 0.38" | — |
| 1982 | 84° | 64° | 74° | — | — |
| 1981 | 93° | 68° | 81° | — | — |
| 1980 | 82° | 59° | 71° | — | — |
| 1979 | 86° | 66° | 76° | — | — |
| 1978 | 85° | 67° | 76° | — | — |
| 1977 | 88° | 71° | 79° | 1.14" | — |
| 1976 | 76° | 65° | 70° | 0.23" | — |
| 1975 | 87° | 63° | 75° | 0.23" | — |
| 1974 | 89° | 61° | 75° | — | — |
| 1973 | 87° | 68° | 78° | 0.18" | — |
| 1972 | 74° | 64° | 69° | 5.84" | — |
| 1971 | 87° | 69° | 78° | 0.66" | — |
55 years of data from CHATTANOOGA AP