Weather on December 9
Tracy, CA
55 Years of Data
Avg High
57°F
Avg Low
38°F
Warmest
2015
58°F avg
Coldest
1972
27°F avg
About This Date
December 9th in Tracy, CA typically brings cool winter weather, with average highs around 57°F and lows near 38°F. Over 55 years of records, the warmest December 9th was in 2015 (58°F average), while the coldest was 1972 (27°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 27% of December 9th dates historically, with the wettest December 9th recording 1.32" of rain. 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 December 9th in Tracy, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 47° | 34° | 40° | — | — |
| 2024 | 65° | 32° | 48° | — | — |
| 2023 | 59° | 35° | 47° | — | — |
| 2022 | 57° | 38° | 47° | — | — |
| 2021 | 54° | 45° | 49° | 0.15" | — |
| 2020 | 71° | 30° | 51° | — | — |
| 2019 | 70° | 41° | 55° | 1.32" | — |
| 2018 | 50° | 45° | 47° | — | — |
| 2017 | 61° | 33° | 47° | — | — |
| 2016 | 56° | 48° | 52° | 0.05" | — |
| 2015warmest | 67° | 50° | 58° | 0.05" | — |
| 2014 | 60° | 48° | 54° | — | — |
| 2013 | 51° | 25° | 38° | — | — |
| 2012 | 60° | 39° | 50° | — | — |
| 2011 | 58° | 26° | 42° | — | — |
| 2010 | 57° | 51° | 54° | 0.58" | — |
| 2009 | 48° | 26° | 37° | — | — |
| 2008 | 45° | 33° | 39° | — | — |
| 2007 | 55° | 42° | 49° | — | — |
| 2006 | 69° | 38° | 53° | 0.2" | — |
| 2005 | 59° | 36° | 47° | — | — |
| 2004 | 55° | 43° | 49° | 0.13" | — |
| 2003 | 53° | 38° | 45° | — | — |
| 2002 | 54° | 43° | 48° | 0.05" | — |
| 2001 | 53° | 44° | 49° | 0.15" | — |
| 2000 | 59° | 45° | 52° | — | — |
| 1999 | 57° | 39° | 48° | — | — |
| 1998 | 52° | 37° | 44° | — | — |
| 1997 | 54° | 35° | 44° | — | — |
| 1996 | 61° | 52° | 56° | — | — |
| 1995 | 65° | 47° | 56° | — | — |
| 1994 | 52° | 29° | 40° | — | — |
| 1993 | 64° | 50° | 57° | 0.33" | — |
| 1992 | 59° | 38° | 48° | 0.38" | — |
| 1991 | 64° | 34° | 49° | — | — |
| 1990 | 62° | 32° | 47° | — | — |
| 1989 | 51° | 37° | 44° | — | — |
| 1988 | 63° | 33° | 48° | — | — |
| 1987 | 61° | 45° | 53° | 0.03" | — |
| 1986 | 64° | 33° | 49° | — | — |
| 1985 | 57° | 35° | 46° | — | — |
| 1984 | 54° | 42° | 48° | 0.05" | — |
| 1983 | 60° | 35° | 48° | 1.14" | — |
| 1982 | 58° | 39° | 48° | — | — |
| 1981 | 47° | 43° | 45° | 0.05" | — |
| 1980 | 53° | 26° | 40° | — | — |
| 1979 | 65° | 37° | 51° | — | — |
| 1978 | 49° | 26° | 37° | — | — |
| 1977 | 57° | 32° | 45° | — | — |
| 1976 | 61° | 36° | 48° | — | — |
| 1975 | 59° | 31° | 45° | — | — |
| 1974 | 52° | 40° | 46° | — | — |
| 1973 | 52° | 41° | 46° | — | — |
| 1972coldest | 33° | 21° | 27° | — | — |
| 1971 | 57° | 33° | 45° | — | — |
55 years of data from TRACY CARBONA