Weather on September 23
Tracy, CA
55 Years of Data
Avg High
86°F
Avg Low
53°F
Warmest
2009
79°F avg
Coldest
2017
60°F avg
About This Date
September 23rd 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 23rd was in 2009 (79°F average), while the coldest was 2017 (60°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 4% of September 23rd dates historically, with the wettest September 23rd recording 0.56" of rain. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for September 23rd in Tracy, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 53° | 72° | — | — |
| 2024 | 94° | 51° | 72° | — | — |
| 2023 | 80° | 46° | 63° | — | — |
| 2022 | 82° | 67° | 74° | — | — |
| 2021 | 93° | 56° | 74° | — | — |
| 2020 | 90° | 55° | 72° | — | — |
| 2019 | 88° | 52° | 70° | — | — |
| 2018 | 90° | 56° | 73° | — | — |
| 2017coldest | 76° | 44° | 60° | — | — |
| 2016 | 78° | 48° | 63° | — | — |
| 2015 | 94° | 48° | 71° | — | — |
| 2014 | 89° | 57° | 73° | — | — |
| 2013 | 75° | 48° | 62° | — | — |
| 2012 | 88° | 49° | 68° | — | — |
| 2011 | 93° | 56° | 74° | — | — |
| 2010 | 75° | 49° | 62° | — | — |
| 2009warmest | 98° | 59° | 79° | — | — |
| 2008 | 85° | 52° | 68° | — | — |
| 2007 | 68° | 56° | 62° | 0.56" | — |
| 2006 | 82° | 56° | 69° | — | — |
| 2005 | 88° | 50° | 69° | — | — |
| 2004 | 85° | 52° | 68° | — | — |
| 2003 | 97° | 57° | 77° | — | — |
| 2002 | 94° | 56° | 75° | — | — |
| 2001 | 89° | 50° | 70° | — | — |
| 2000 | 78° | 57° | 68° | — | — |
| 1999 | 91° | 58° | 74° | — | — |
| 1998 | 79° | 49° | 64° | — | — |
| 1997 | 92° | 51° | 71° | — | — |
| 1996 | 86° | 53° | 70° | — | — |
| 1995 | 85° | 58° | 71° | — | — |
| 1994 | 83° | 57° | 70° | — | — |
| 1993 | — | 46° | — | — | — |
| 1992 | 93° | 55° | 74° | — | — |
| 1991 | 94° | 54° | 74° | — | — |
| 1990 | 82° | 57° | 70° | 0.08" | — |
| 1989 | 83° | 54° | 68° | — | — |
| 1988 | 87° | 51° | 69° | — | — |
| 1987 | 85° | 51° | 68° | — | — |
| 1986 | 80° | 50° | 65° | — | — |
| 1985 | 91° | 54° | 72° | — | — |
| 1984 | 91° | 48° | 70° | — | — |
| 1983 | 80° | 56° | 68° | — | — |
| 1982 | 88° | 52° | 70° | — | — |
| 1981 | 85° | 51° | 68° | — | — |
| 1980 | 87° | 53° | 70° | — | — |
| 1979 | 85° | 55° | 70° | — | — |
| 1978 | 87° | 49° | 68° | — | — |
| 1977 | 83° | 50° | 66° | — | — |
| 1976 | 86° | 52° | 69° | — | — |
| 1975 | 88° | 53° | 70° | — | — |
| 1974 | 93° | 50° | 72° | — | — |
| 1973 | 78° | 57° | 68° | — | — |
| 1972 | 87° | 52° | 69° | — | — |
| 1971 | 89° | 50° | 70° | — | — |
55 years of data from TRACY CARBONA