Weather on October 22
Rialto, CA
55 Years of Data
Avg High
79°F
Avg Low
56°F
Warmest
2003
84°F avg
Coldest
2010
55°F avg
About This Date
October 22nd in Rialto, CA typically brings pleasant fall weather, with average highs around 79°F and lows near 56°F. Over 48 years of records, the warmest October 22nd was in 2003 (84°F average), while the coldest was 2010 (55°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 8% of October 22nd dates historically, with the wettest October 22nd recording 1.07" of rain.
Planning for October 22nd in Rialto, CA? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 59° | 67° | — | — |
| 2017 | 88° | 69° | 78° | — | — |
| 2016 | 86° | 61° | 73° | — | — |
| 2015 | 76° | 57° | 66° | — | — |
| 2014 | 87° | 62° | 75° | — | — |
| 2013 | 87° | 61° | 74° | — | — |
| 2012 | 65° | 55° | 60° | — | — |
| 2011 | 90° | 71° | 80° | — | — |
| 2010coldest | 58° | 53° | 55° | — | — |
| 2009 | 84° | 63° | 73° | — | — |
| 2008 | 83° | 73° | 78° | — | — |
| 2007 | 73° | 61° | 67° | — | — |
| 2006 | 85° | 63° | 74° | — | — |
| 2005 | 71° | 54° | 62° | — | — |
| 2004 | 70° | 47° | 58° | — | — |
| 2003warmest | 99° | 70° | 84° | — | — |
| 2002 | 63° | 52° | 57° | — | — |
| 2001 | 76° | 48° | 62° | — | — |
| 2000 | 73° | 61° | 67° | — | — |
| 1999 | 94° | 63° | 78° | — | — |
| 1998 | 88° | 59° | 73° | — | — |
| 1997 | 77° | 55° | 66° | — | — |
| 1996 | 77° | 53° | 65° | — | — |
| 1995 | 74° | 53° | 63° | — | — |
| 1994 | 79° | 47° | 63° | — | — |
| 1993 | 90° | 62° | 76° | — | — |
| 1992 | 84° | 55° | 70° | — | — |
| 1991 | 59° | 55° | 57° | — | — |
| 1990 | 85° | 49° | 67° | — | — |
| 1989 | 71° | 58° | 64° | 0.38" | — |
| 1988 | 77° | 53° | 65° | — | — |
| 1987 | 69° | 62° | 66° | 1.07" | — |
| 1986 | 81° | 53° | 67° | — | — |
| 1985 | 68° | 54° | 61° | 0.74" | — |
| 1984 | 79° | 46° | 62° | — | — |
| 1983 | 91° | 55° | 73° | — | — |
| 1982 | 93° | 56° | 74° | — | — |
| 1981 | 93° | 51° | 72° | — | — |
| 1980 | 87° | 50° | 69° | — | — |
| 1979 | 81° | 48° | 64° | — | — |
| 1978 | 86° | 56° | 71° | — | — |
| 1977 | 87° | 49° | 68° | — | — |
| 1976 | 72° | 60° | 66° | — | — |
| 1975 | 69° | 56° | 62° | 0.1" | — |
| 1974 | 68° | 51° | 60° | — | — |
| 1973 | 73° | 51° | 62° | — | — |
| 1972 | 80° | 51° | 66° | — | — |
| 1971 | 91° | 44° | 68° | — | — |
48 years of data from DEVORE CALIFORNIA