Weather on December 3
Fontana, CA
55 Years of Data
Avg High
70°F
Avg Low
44°F
Warmest
1993
69°F avg
Coldest
1978
48°F avg
About This Date
December 3rd in Fontana, CA typically brings pleasant winter weather, with average highs around 70°F and lows near 44°F — a 26°F daily swing. Over 53 years of records, the warmest December 3rd was in 1993 (69°F average), while the coldest was 1978 (48°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 15% of December 3rd dates historically, with the wettest December 3rd recording 2.31" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for December 3rd in Fontana, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 49° | 58° | — | — |
| 2024 | 71° | 45° | 58° | — | — |
| 2023 | 68° | 41° | 55° | — | — |
| 2022 | 72° | 49° | 60° | — | — |
| 2021 | 67° | 49° | 58° | — | — |
| 2020 | 75° | 43° | 59° | — | — |
| 2019 | 70° | 51° | 60° | — | — |
| 2018 | 67° | 42° | 54° | — | — |
| 2017 | 71° | 47° | 59° | — | — |
| 2016 | 67° | 40° | 53° | — | — |
| 2015 | 76° | 44° | 60° | — | — |
| 2014 | 68° | 59° | 64° | 2.31" | — |
| 2013 | 65° | 44° | 54° | — | — |
| 2012 | 67° | 57° | 62° | 0.81" | — |
| 2011 | 62° | 38° | 50° | — | — |
| 2010 | 73° | 42° | 58° | — | — |
| 2009 | 67° | 46° | 56° | — | — |
| 2008 | 70° | 52° | 61° | — | — |
| 2007 | 78° | 41° | 60° | — | — |
| 2006 | 76° | 42° | 59° | — | — |
| 2005 | 64° | 48° | 56° | 0.03" | — |
| 2004 | 67° | 37° | 52° | — | — |
| 2003 | 76° | 42° | 59° | — | — |
| 2002 | 66° | 47° | 56° | — | — |
| 2001 | 60° | 49° | 54° | 0.71" | — |
| 2000 | 75° | 41° | 58° | — | — |
| 1999 | 67° | 42° | 54° | — | — |
| 1998 | 58° | 52° | 55° | 0.08" | — |
| 1996 | 75° | 35° | 55° | — | — |
| 1994 | 65° | 41° | 53° | — | — |
| 1993warmest | 78° | 61° | 69° | — | — |
| 1992 | 60° | 43° | 51° | — | — |
| 1991 | 78° | 35° | 57° | — | — |
| 1990 | 79° | 40° | 59° | — | — |
| 1989 | 81° | 39° | 60° | — | — |
| 1988 | 78° | 44° | 61° | — | — |
| 1987 | 82° | 41° | 62° | — | — |
| 1986 | 81° | 37° | 59° | — | — |
| 1985 | 67° | 46° | 56° | 0.1" | — |
| 1984 | 60° | 44° | 52° | 0.2" | — |
| 1983 | 55° | 45° | 50° | — | — |
| 1982 | 70° | 38° | 54° | — | — |
| 1981 | 78° | 43° | 60° | — | — |
| 1980 | 59° | 39° | 49° | — | — |
| 1979 | 85° | 38° | 61° | — | — |
| 1978coldest | 64° | 32° | 48° | — | — |
| 1977 | 80° | 49° | 64° | — | — |
| 1976 | 84° | 42° | 63° | — | — |
| 1975 | 73° | 48° | 61° | — | — |
| 1974 | 60° | 50° | 55° | — | — |
| 1973 | 71° | 46° | 59° | — | — |
| 1972 | 69° | 49° | 59° | — | — |
| 1971 | 59° | 47° | 53° | 0.23" | — |
53 years of data from FONTANA KAISER