Weather on December 7
Rialto, CA
55 Years of Data
Avg High
66°F
Avg Low
46°F
Warmest
2006
68°F avg
Coldest
1978
38°F avg
About This Date
December 7th in Rialto, CA typically brings mild winter weather, with average highs around 66°F and lows near 46°F. Over 47 years of records, the warmest December 7th was in 2006 (68°F average), while the coldest was 1978 (38°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 7th dates historically, with the wettest December 7th recording 2.03" of rain.
Planning for December 7th in Rialto, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 43° | 62° | — | — |
| 2016 | 61° | 46° | 53° | — | — |
| 2015 | 78° | 58° | 68° | — | — |
| 2014 | 69° | 56° | 62° | — | — |
| 2013 | 45° | 40° | 42° | — | — |
| 2012 | 72° | 55° | 63° | — | — |
| 2011 | 66° | 48° | 57° | — | — |
| 2010 | 67° | 53° | 60° | — | — |
| 2009 | 45° | 35° | 40° | — | — |
| 2008 | 63° | 51° | 57° | — | — |
| 2007 | 51° | 43° | 47° | — | — |
| 2006warmest | 76° | 60° | 68° | — | — |
| 2005 | 73° | 48° | 61° | — | — |
| 2004 | 49° | 44° | 46° | — | — |
| 2003 | 55° | 51° | 53° | — | — |
| 2002 | 65° | 43° | 54° | — | — |
| 2001 | 70° | 53° | 61° | — | — |
| 2000 | 77° | 49° | 63° | — | — |
| 1999 | 67° | 45° | 56° | — | — |
| 1998 | 56° | 40° | 48° | — | — |
| 1997 | 54° | 46° | 50° | — | — |
| 1996 | 74° | 43° | 58° | — | — |
| 1995 | 66° | 52° | 59° | — | — |
| 1994 | 59° | 43° | 51° | — | — |
| 1993 | 68° | 41° | 55° | — | — |
| 1992 | 46° | 41° | 44° | — | — |
| 1991 | 58° | 43° | 50° | — | — |
| 1990 | 66° | 56° | 61° | — | — |
| 1989 | 79° | 46° | 62° | — | — |
| 1988 | 69° | 49° | 59° | — | — |
| 1987 | 63° | 50° | 56° | 0.33" | — |
| 1986 | 57° | 46° | 52° | 2.03" | — |
| 1985 | 70° | 43° | 56° | — | — |
| 1984 | 69° | 49° | 59° | — | — |
| 1983 | 77° | 40° | 58° | — | — |
| 1982 | 67° | 42° | 54° | — | — |
| 1981 | 82° | 43° | 62° | — | — |
| 1980 | 61° | 42° | 51° | — | — |
| 1979 | 86° | 48° | 67° | — | — |
| 1978coldest | 47° | 29° | 38° | — | — |
| 1977 | 78° | 43° | 60° | — | — |
| 1976 | 81° | 36° | 58° | — | — |
| 1975 | 73° | 60° | 67° | — | — |
| 1974 | 76° | 39° | 57° | — | — |
| 1973 | 82° | 40° | 61° | — | — |
| 1972 | 56° | 43° | 49° | 1.09" | — |
| 1971 | 54° | 43° | 48° | 0.23" | — |
47 years of data from FONTANA 5 N