Weather on September 20
Tracy, CA
55 Years of Data
Avg High
86°F
Avg Low
53°F
Warmest
1995
80°F avg
Coldest
2004
55°F avg
About This Date
September 20th in Tracy, CA typically brings warm fall weather, with average highs around 86°F and lows near 53°F — a 33°F daily swing. Over 55 years of records, the warmest September 20th was in 1995 (80°F average), while the coldest was 2004 (55°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 5% of September 20th dates historically, with the wettest September 20th recording 1.04" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for September 20th in Tracy, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 59° | 73° | — | — |
| 2024 | 85° | 50° | 67° | — | — |
| 2023 | 85° | 50° | 67° | — | — |
| 2022 | 78° | 51° | 65° | 0.25" | — |
| 2021 | 80° | 48° | 64° | — | — |
| 2020 | 85° | 55° | 70° | — | — |
| 2019 | 78° | 44° | 61° | — | — |
| 2018 | 88° | 51° | 69° | — | — |
| 2017 | 78° | 57° | 68° | — | — |
| 2016 | 99° | 57° | 78° | — | — |
| 2015 | 91° | 51° | 71° | — | — |
| 2014 | 89° | 59° | 74° | — | — |
| 2013 | 90° | 50° | 70° | — | — |
| 2012 | 83° | 47° | 65° | — | — |
| 2011 | 93° | 57° | 75° | — | — |
| 2010 | 83° | 53° | 68° | — | — |
| 2009 | 92° | 65° | 78° | — | — |
| 2008 | 80° | 51° | 66° | — | — |
| 2007 | 73° | 48° | 61° | — | — |
| 2006 | 85° | 60° | 72° | — | — |
| 2005 | 86° | 51° | 69° | — | — |
| 2004coldest | 66° | 45° | 55° | 0.84" | — |
| 2003 | 92° | 54° | 73° | — | — |
| 2002 | 93° | 56° | 74° | — | — |
| 2001 | 89° | 50° | 70° | — | — |
| 2000 | 100° | 61° | 80° | — | — |
| 1999 | 84° | 51° | 68° | — | — |
| 1998 | 83° | 50° | 66° | — | — |
| 1997 | 85° | 51° | 68° | — | — |
| 1996 | 91° | 55° | 73° | — | — |
| 1995warmest | 98° | 63° | 80° | — | — |
| 1994 | 94° | 57° | 75° | — | — |
| 1993 | 87° | 55° | 71° | — | — |
| 1992 | 93° | 52° | 72° | — | — |
| 1991 | — | 54° | — | — | — |
| 1990 | 95° | 57° | 76° | — | — |
| 1989 | 78° | 51° | 65° | — | — |
| 1988 | 98° | 56° | 77° | — | — |
| 1987 | 94° | 48° | 71° | — | — |
| 1986 | 76° | 50° | 63° | — | — |
| 1985 | 85° | 51° | 68° | — | — |
| 1984 | 96° | 61° | 78° | — | — |
| 1983 | 87° | 65° | 76° | — | — |
| 1982 | 75° | 49° | 62° | — | — |
| 1981 | 87° | 56° | 71° | — | — |
| 1980 | 80° | 47° | 63° | — | — |
| 1979 | 89° | 54° | 71° | — | — |
| 1978 | 77° | 50° | 64° | — | — |
| 1977 | 75° | 52° | 63° | 1.04" | — |
| 1976 | 81° | 49° | 65° | — | — |
| 1975 | 82° | 53° | 68° | — | — |
| 1974 | 97° | 55° | 76° | — | — |
| 1973 | 86° | 58° | 72° | — | — |
| 1972 | 88° | 53° | 70° | — | — |
| 1971 | 88° | 52° | 70° | — | — |
55 years of data from TRACY CARBONA