Weather on December 28
Fullerton, CA
55 Years of Data
Avg High
68°F
Avg Low
46°F
Warmest
1999
67°F avg
Coldest
1971
45°F avg
About This Date
December 28th in Fullerton, CA typically brings mild winter weather, with average highs around 68°F and lows near 46°F. Over 55 years of records, the warmest December 28th was in 1999 (67°F average), while the coldest was 1971 (45°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 22% of December 28th dates historically, with the wettest December 28th recording 3.2" 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 28th in Fullerton, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 45° | 57° | — | — |
| 2024 | 64° | 49° | 56° | — | — |
| 2023 | 70° | 56° | 63° | — | — |
| 2022 | 64° | 54° | 59° | 1.07" | — |
| 2021 | 56° | 49° | 52° | 0.08" | — |
| 2020 | 62° | 47° | 54° | 3.05" | — |
| 2019 | 64° | 42° | 53° | — | — |
| 2018 | 63° | 48° | 55° | — | — |
| 2017 | 84° | 47° | 65° | — | — |
| 2016 | 81° | 54° | 67° | — | — |
| 2015 | 62° | 38° | 50° | 0.05" | — |
| 2014 | 65° | 42° | 53° | — | — |
| 2013 | 79° | 52° | 65° | — | — |
| 2012 | 67° | 40° | 53° | — | — |
| 2011 | 79° | 44° | 61° | — | — |
| 2010 | 68° | 45° | 56° | — | — |
| 2009 | 74° | 54° | 64° | — | — |
| 2008 | 71° | 40° | 55° | — | — |
| 2007 | 59° | 40° | 49° | — | — |
| 2006 | 68° | 40° | 54° | — | — |
| 2005 | 66° | 48° | 57° | — | — |
| 2004 | 61° | 54° | 57° | 1.93" | — |
| 2003 | 67° | 37° | 52° | — | — |
| 2002 | 70° | 46° | 58° | — | — |
| 2001 | 73° | 41° | 57° | — | — |
| 2000 | 74° | 48° | 61° | — | — |
| 1999warmest | 81° | 53° | 67° | — | — |
| 1998 | 76° | 45° | 60° | — | — |
| 1997 | 79° | 41° | 60° | — | — |
| 1996 | 67° | 54° | 60° | 1.57" | — |
| 1995 | 70° | 43° | 56° | — | — |
| 1994 | 65° | 52° | 58° | — | — |
| 1993 | 75° | 46° | 61° | — | — |
| 1992 | 60° | 49° | 54° | 1.63" | — |
| 1991 | 66° | 49° | 57° | 1.47" | — |
| 1990 | 64° | 48° | 56° | — | — |
| 1989 | 64° | 55° | 60° | — | — |
| 1988 | 57° | 38° | 47° | — | — |
| 1987 | 62° | 35° | 49° | — | — |
| 1986 | 73° | 43° | 58° | — | — |
| 1985 | 71° | 46° | 59° | — | — |
| 1984 | 65° | 47° | 56° | 1.91" | — |
| 1983 | 69° | 49° | 59° | — | — |
| 1982 | 69° | 49° | 59° | — | — |
| 1981 | 67° | 41° | 54° | — | — |
| 1980 | 74° | 48° | 61° | — | — |
| 1979 | 70° | 38° | 54° | — | — |
| 1978 | 60° | 34° | 47° | — | — |
| 1977 | 64° | 60° | 62° | 0.76" | — |
| 1976 | 75° | 39° | 57° | — | — |
| 1975 | 83° | 41° | 62° | — | — |
| 1974 | 55° | 39° | 47° | 3.2" | — |
| 1973 | 58° | 40° | 49° | — | — |
| 1972 | 66° | 42° | 54° | — | — |
| 1971coldest | 50° | 39° | 45° | 0.84" | — |
55 years of data from ANAHEIM