Weather on December 29
Rialto, CA
55 Years of Data
Avg High
62°F
Avg Low
45°F
Warmest
1998
71°F avg
Coldest
1971
42°F avg
About This Date
December 29th in Rialto, CA typically brings mild winter weather, with average highs around 62°F and lows near 45°F. Over 47 years of records, the warmest December 29th was in 1998 (71°F average), while the coldest was 1971 (42°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 9% of December 29th dates historically, with the wettest December 29th recording 1.07" of rain.
Planning for December 29th in Rialto, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 39° | 54° | — | — |
| 2016 | 66° | 54° | 60° | — | — |
| 2015 | 56° | 37° | 46° | — | — |
| 2014 | 56° | 36° | 46° | — | — |
| 2013 | 65° | 55° | 60° | — | — |
| 2012 | 48° | 38° | 43° | — | — |
| 2011 | 77° | 60° | 69° | — | — |
| 2010 | 47° | 41° | 44° | — | — |
| 2009 | 57° | 44° | 51° | — | — |
| 2008 | 67° | 49° | 58° | — | — |
| 2007 | 50° | 36° | 43° | — | — |
| 2006 | 62° | 50° | 56° | — | — |
| 2005 | 72° | 41° | 56° | — | — |
| 2004 | 50° | 45° | 47° | — | — |
| 2003 | 57° | 38° | 47° | — | — |
| 2002 | 54° | 39° | 46° | — | — |
| 2001 | 52° | 47° | 49° | — | — |
| 2000 | 80° | 56° | 68° | — | — |
| 1999 | 75° | 50° | 63° | — | — |
| 1998warmest | 83° | 59° | 71° | — | — |
| 1997 | 69° | 61° | 65° | — | — |
| 1996 | 73° | 44° | 59° | — | — |
| 1995 | 66° | 49° | 57° | — | — |
| 1994 | 56° | 38° | 47° | — | — |
| 1993 | 65° | 53° | 59° | — | — |
| 1992 | 50° | 45° | 47° | — | — |
| 1991 | 49° | 43° | 46° | — | — |
| 1990 | 50° | 42° | 46° | — | — |
| 1989 | 59° | 38° | 48° | — | — |
| 1988 | 51° | 34° | 42° | — | — |
| 1987 | 52° | 36° | 44° | 0.48" | — |
| 1986 | 71° | 45° | 58° | — | — |
| 1985 | 73° | 47° | 60° | — | — |
| 1984 | 64° | 49° | 56° | — | — |
| 1983 | 71° | 40° | 55° | — | — |
| 1982 | 54° | 42° | 48° | 0.13" | — |
| 1981 | 67° | 37° | 52° | — | — |
| 1980 | 84° | 49° | 66° | — | — |
| 1979 | 70° | 40° | 55° | — | — |
| 1978 | 63° | 39° | 51° | — | — |
| 1977 | 63° | 55° | 59° | 0.1" | — |
| 1976 | 63° | 35° | 49° | — | — |
| 1975 | 69° | 59° | 64° | — | — |
| 1974 | 55° | 39° | 47° | 1.07" | — |
| 1973 | 68° | 44° | 56° | — | — |
| 1972 | 59° | 44° | 52° | — | — |
| 1971coldest | 53° | 31° | 42° | — | — |
47 years of data from FONTANA 5 N