Weather on September 15
Tracy, CA
55 Years of Data
Avg High
88°F
Avg Low
53°F
Warmest
1971
90°F avg
Coldest
1980
59°F avg
About This Date
September 15th in Tracy, CA typically brings warm fall weather, with average highs around 88°F and lows near 53°F — a 35°F daily swing. Over 55 years of records, the warmest September 15th was in 1971 (90°F average), while the coldest was 1980 (59°F) — a 31°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 15th in Tracy, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 49° | 68° | — | — |
| 2024 | 94° | 51° | 72° | — | — |
| 2023 | 93° | 54° | 73° | — | — |
| 2022 | 80° | 55° | 68° | — | — |
| 2021 | 98° | 55° | 77° | — | — |
| 2020 | 86° | 52° | 69° | — | — |
| 2019 | 99° | 58° | 78° | — | — |
| 2018 | 82° | 50° | 66° | — | — |
| 2017 | 94° | 48° | 71° | — | — |
| 2016 | 81° | 47° | 64° | — | — |
| 2015 | 82° | 58° | 70° | — | — |
| 2014 | 96° | 56° | 76° | — | — |
| 2013 | 86° | 50° | 68° | — | — |
| 2012 | 92° | 56° | 74° | — | — |
| 2011 | 89° | 55° | 72° | — | — |
| 2010 | 83° | 48° | 65° | — | — |
| 2009 | 78° | 56° | 67° | — | — |
| 2008 | 87° | 53° | 70° | — | — |
| 2007 | 80° | 51° | 66° | — | — |
| 2006 | 91° | 47° | 69° | — | — |
| 2005 | 77° | 46° | 62° | — | — |
| 2004 | 92° | 59° | 75° | — | — |
| 2003 | 96° | 58° | 77° | — | — |
| 2002 | 91° | 54° | 72° | — | — |
| 2001 | 92° | 55° | 73° | — | — |
| 2000 | 83° | 55° | 69° | — | — |
| 1999 | 88° | 53° | 70° | — | — |
| 1998 | 93° | 57° | 75° | — | — |
| 1997 | 85° | 52° | 68° | — | — |
| 1996 | 84° | 53° | 69° | — | — |
| 1995 | 90° | 54° | 72° | — | — |
| 1994 | 90° | 51° | 70° | — | — |
| 1993 | 79° | 49° | 64° | — | — |
| 1992 | 86° | 47° | 66° | — | — |
| 1991 | 94° | 52° | 73° | — | — |
| 1990 | 87° | 57° | 72° | — | — |
| 1989 | 97° | 60° | 78° | — | — |
| 1988 | 83° | 51° | 67° | — | — |
| 1987 | 84° | 52° | 68° | — | — |
| 1986 | 78° | 49° | 63° | — | — |
| 1985 | 82° | 57° | 70° | — | — |
| 1984 | 97° | 54° | 75° | — | — |
| 1983 | 99° | 58° | 78° | — | — |
| 1982 | 80° | 54° | 67° | — | — |
| 1981 | 90° | 54° | 72° | — | — |
| 1980coldest | 71° | 47° | 59° | — | — |
| 1979 | 100° | 56° | 78° | — | — |
| 1978 | 85° | 55° | 70° | — | — |
| 1977 | 75° | 54° | 64° | — | — |
| 1976 | 89° | 53° | 71° | — | — |
| 1975 | 81° | 53° | 67° | — | — |
| 1974 | 90° | 53° | 71° | — | — |
| 1973 | 88° | 50° | 69° | — | — |
| 1972 | 90° | 50° | 70° | — | — |
| 1971warmest | 102° | 77° | 90° | — | — |
55 years of data from TRACY CARBONA