Weather on December 23
Pomona, CA
55 Years of Data
Avg High
66°F
Avg Low
42°F
Warmest
2014
66°F avg
Coldest
1990
40°F avg
About This Date
December 23rd in Pomona, CA typically brings mild winter weather, with average highs around 66°F and lows near 42°F. Over 52 years of records, the warmest December 23rd was in 2014 (66°F average), while the coldest was 1990 (40°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 6% of December 23rd dates historically, with the wettest December 23rd recording 2.39" 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 23rd in Pomona, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 50° | 55° | — | — |
| 2024 | 70° | 47° | 58° | — | — |
| 2023 | 61° | 47° | 54° | — | — |
| 2022 | 68° | 45° | 56° | — | — |
| 2021 | 57° | 47° | 52° | — | — |
| 2020 | 69° | 45° | 57° | — | — |
| 2019 | 54° | 43° | 48° | — | — |
| 2018 | 67° | 47° | 57° | — | — |
| 2017 | 65° | 45° | 55° | — | — |
| 2016 | 56° | 46° | 51° | — | — |
| 2015 | 62° | 45° | 53° | — | — |
| 2014warmest | 82° | 50° | 66° | — | — |
| 2013 | 72° | 45° | 58° | — | — |
| 2012 | 58° | 43° | 50° | — | — |
| 2011 | 65° | 36° | 50° | — | — |
| 2010 | 60° | 46° | 53° | 0.03" | — |
| 2009 | 61° | 33° | 47° | — | — |
| 2008 | 55° | 37° | 46° | — | — |
| 2007 | 72° | 39° | 55° | — | — |
| 2006 | 69° | 39° | 54° | — | — |
| 2005 | 77° | 52° | 64° | — | — |
| 2004 | 65° | 38° | 51° | — | — |
| 2003 | 67° | 44° | 55° | — | — |
| 2002 | 62° | 37° | 50° | — | — |
| 2001 | 58° | 40° | 49° | — | — |
| 2000 | 72° | 44° | 58° | — | — |
| 1999 | 72° | 46° | 59° | — | — |
| 1998 | 54° | 30° | 42° | — | — |
| 1994 | 71° | 41° | 56° | — | — |
| 1993 | 75° | 33° | 54° | — | — |
| 1992 | 71° | 33° | 52° | — | — |
| 1991 | 74° | 39° | 56° | — | — |
| 1990coldest | 53° | 26° | 40° | — | — |
| 1989 | 82° | 44° | 63° | — | — |
| 1988 | 62° | 40° | 51° | — | — |
| 1987 | 60° | 36° | 48° | — | — |
| 1986 | 66° | 44° | 55° | — | — |
| 1985 | 77° | 48° | 63° | — | — |
| 1984 | 71° | 36° | 53° | — | — |
| 1983 | 62° | 41° | 52° | — | — |
| 1982 | 58° | 43° | 50° | 2.39" | — |
| 1981 | 68° | 35° | 52° | — | — |
| 1980 | 79° | 45° | 62° | — | — |
| 1979 | 61° | 37° | 49° | — | — |
| 1978 | 65° | 40° | 52° | — | — |
| 1977 | 68° | 51° | 60° | — | — |
| 1976 | 74° | 38° | 56° | — | — |
| 1975 | 65° | 35° | 50° | — | — |
| 1974 | 55° | 40° | 47° | — | — |
| 1973 | 60° | 39° | 50° | — | — |
| 1972 | 67° | 49° | 58° | — | — |
| 1971 | 57° | 48° | 53° | 1.3" | — |
52 years of data from POMONA/FAIRPLEX