Weather on December 30
Tracy, CA
55 Years of Data
Avg High
55°F
Avg Low
38°F
Warmest
2023
58°F avg
Coldest
1978
32°F avg
About This Date
December 30th in Tracy, CA typically brings cool winter weather, with average highs around 55°F and lows near 38°F. Over 55 years of records, the warmest December 30th was in 2023 (58°F average), while the coldest was 1978 (32°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of December 30th dates historically, with the wettest December 30th recording 1.83" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for December 30th in Tracy, CA? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 53° | 34° | 43° | — | — |
| 2024 | 67° | 49° | 58° | 1.3" | — |
| 2023warmest | 65° | 52° | 58° | 1.83" | — |
| 2022 | 53° | 48° | 51° | 0.46" | — |
| 2021 | 56° | 41° | 48° | 0.18" | — |
| 2020 | 59° | 32° | 46° | — | — |
| 2019 | 61° | 43° | 52° | 0.1" | — |
| 2018 | 57° | 34° | 45° | — | — |
| 2017 | 59° | 36° | 47° | — | — |
| 2016 | 58° | 36° | 47° | — | — |
| 2015 | 51° | 29° | 40° | — | — |
| 2014 | 51° | 37° | 44° | — | — |
| 2013 | 60° | 34° | 47° | — | — |
| 2012 | 51° | 32° | 42° | — | — |
| 2011 | 64° | 46° | 55° | — | — |
| 2010 | 52° | 37° | 44° | — | — |
| 2009 | 55° | 47° | 51° | — | — |
| 2008 | 53° | 43° | 48° | — | — |
| 2007 | 53° | 43° | 48° | — | — |
| 2006 | 52° | 30° | 41° | — | — |
| 2005 | 54° | 47° | 50° | — | — |
| 2004 | 56° | 47° | 51° | 1.32" | — |
| 2003 | 47° | 38° | 42° | 0.46" | — |
| 2002 | 57° | 44° | 51° | 0.08" | — |
| 2001 | 54° | 48° | 51° | 0.61" | — |
| 2000 | 58° | 38° | 48° | — | — |
| 1999 | 57° | 32° | 45° | — | — |
| 1998 | 60° | 28° | 44° | — | — |
| 1997 | 55° | 28° | 42° | — | — |
| 1996 | 54° | 47° | 50° | — | — |
| 1995 | 54° | 43° | 48° | 0.38" | — |
| 1994 | 53° | 30° | 42° | — | — |
| 1993 | 54° | 35° | 44° | — | — |
| 1992 | 55° | 33° | 44° | 1.22" | — |
| 1991 | 58° | 43° | 50° | — | — |
| 1990 | 52° | 25° | 38° | — | — |
| 1989 | 52° | 33° | 42° | — | — |
| 1988 | 50° | 29° | 39° | — | — |
| 1987 | 51° | 35° | 43° | — | — |
| 1986 | 53° | 36° | 44° | — | — |
| 1985 | 52° | 44° | 48° | — | — |
| 1984 | 45° | 37° | 41° | — | — |
| 1983 | 59° | 49° | 54° | 0.51" | — |
| 1982 | 52° | 35° | 43° | — | — |
| 1981 | 51° | 45° | 48° | 1.8" | — |
| 1980 | 47° | 42° | 44° | — | — |
| 1979 | 51° | 40° | 45° | 0.2" | — |
| 1978coldest | 43° | 22° | 32° | — | — |
| 1977 | 60° | 48° | 54° | 0.08" | — |
| 1976 | 56° | 35° | 45° | 0.86" | — |
| 1975 | 61° | 40° | 50° | — | — |
| 1974 | 52° | 30° | 41° | — | — |
| 1973 | 64° | 42° | 53° | — | — |
| 1972 | 55° | 30° | 43° | — | — |
| 1971 | 53° | 35° | 44° | — | — |
55 years of data from TRACY CARBONA