Weather on December 24
Ontario, CA
55 Years of Data
Avg High
65°F
Avg Low
42°F
Warmest
2005
70°F avg
Coldest
1974
41°F avg
About This Date
December 24th in Ontario, CA typically brings mild winter weather, with average highs around 65°F and lows near 42°F. Over 41 years of records, the warmest December 24th was in 2005 (70°F average), while the coldest was 1974 (41°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 24% of December 24th dates historically, with the wettest December 24th recording 5.92" 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 24th in Ontario, CA? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 57° | 61° | 3" | — |
| 2024 | 59° | 49° | 54° | — | — |
| 2023 | 65° | 48° | 56° | — | — |
| 2022 | 77° | 44° | 61° | — | — |
| 2021 | 57° | 48° | 53° | 1.98" | — |
| 2020 | 63° | 47° | 55° | 0.03" | — |
| 2019 | 59° | 44° | 52° | 0.2" | — |
| 2018 | 69° | 43° | 56° | — | — |
| 2017 | 76° | 40° | 58° | — | — |
| 2016 | 54° | 34° | 44° | 0.94" | — |
| 2015 | 60° | 45° | 52° | — | — |
| 2014 | 71° | 48° | 60° | — | — |
| 2013 | 78° | 43° | 60° | — | — |
| 2012 | 61° | 49° | 55° | 0.86" | — |
| 2011 | 71° | 38° | 54° | — | — |
| 2010 | 67° | 41° | 54° | — | — |
| 2009 | 68° | 36° | 52° | — | — |
| 2008 | 53° | 45° | 49° | 0.03" | — |
| 2007 | 73° | 44° | 59° | — | — |
| 2006 | 75° | 39° | 57° | — | — |
| 2005warmest | 86° | 53° | 70° | — | — |
| 2004 | 65° | 40° | 52° | — | — |
| 2003 | 61° | 45° | 53° | 0.03" | — |
| 2002 | 56° | 37° | 46° | — | — |
| 2001 | 65° | 41° | 53° | — | — |
| 2000 | 68° | 40° | 54° | — | — |
| 1999 | 76° | 54° | 65° | — | — |
| 1998 | 64° | 29° | 46° | — | — |
| 1983 | 60° | 45° | 52° | — | — |
| 1982 | 56° | 43° | 49° | — | — |
| 1981 | 66° | 33° | 50° | — | — |
| 1980 | 78° | 42° | 60° | — | — |
| 1979 | 61° | 41° | 51° | — | — |
| 1978 | 68° | 38° | 53° | — | — |
| 1977 | 65° | 47° | 56° | 0.05" | — |
| 1976 | 61° | 33° | 47° | — | — |
| 1975 | 70° | 42° | 56° | — | — |
| 1974coldest | 51° | 30° | 41° | — | — |
| 1973 | 65° | 38° | 51° | — | — |
| 1972 | 66° | 42° | 54° | — | — |
| 1971 | 55° | 45° | 50° | 5.92" | — |
41 years of data from ONTARIO INTL AP