Weather on October 16
Rialto, CA
55 Years of Data
Avg High
81°F
Avg Low
55°F
Warmest
1997
83°F avg
Coldest
1971
55°F avg
About This Date
October 16th in Rialto, CA typically brings warm fall weather, with average highs around 81°F and lows near 55°F — a 26°F daily swing. Over 48 years of records, the warmest October 16th was in 1997 (83°F average), while the coldest was 1971 (55°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 4% of October 16th dates historically, with the wettest October 16th recording 1.7" of rain.
Planning for October 16th in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 48° | 64° | — | — |
| 2017 | 93° | 72° | 82° | — | — |
| 2016 | 70° | 58° | 64° | — | — |
| 2015 | 81° | 64° | 72° | — | — |
| 2014 | 74° | 55° | 64° | — | — |
| 2013 | 79° | 58° | 68° | — | — |
| 2012 | 92° | 68° | 80° | — | — |
| 2011 | 83° | 59° | 71° | — | — |
| 2010 | 74° | 57° | 65° | — | — |
| 2009 | 91° | 73° | 82° | — | — |
| 2008 | 90° | 68° | 79° | — | — |
| 2007 | 60° | 52° | 56° | — | — |
| 2006 | 58° | 53° | 55° | — | — |
| 2005 | 74° | 50° | 62° | — | — |
| 2004 | 69° | 54° | 61° | — | — |
| 2003 | 94° | 58° | 76° | — | — |
| 2002 | 62° | 52° | 57° | — | — |
| 2001 | 95° | 61° | 78° | — | — |
| 2000 | 92° | 53° | 72° | — | — |
| 1999 | 88° | 52° | 70° | — | — |
| 1998 | 75° | 46° | 61° | — | — |
| 1997warmest | 98° | 68° | 83° | — | — |
| 1996 | 77° | 52° | 64° | — | — |
| 1995 | 76° | 53° | 64° | — | — |
| 1994 | 72° | 49° | 60° | — | — |
| 1993 | 64° | 54° | 59° | — | — |
| 1992 | 75° | 50° | 63° | — | — |
| 1991 | 91° | 64° | 78° | — | — |
| 1990 | 78° | 56° | 67° | — | — |
| 1989 | 80° | 49° | 64° | — | — |
| 1988 | 94° | 58° | 76° | — | — |
| 1987 | 79° | 49° | 64° | — | — |
| 1986 | 78° | 47° | 62° | — | — |
| 1985 | 86° | 55° | 71° | — | — |
| 1984 | 78° | 49° | 63° | — | — |
| 1983 | 79° | 61° | 70° | — | — |
| 1982 | 93° | 53° | 73° | — | — |
| 1981 | 76° | 44° | 60° | — | — |
| 1980 | 68° | 46° | 57° | 1.7" | — |
| 1979 | 79° | 58° | 68° | — | — |
| 1978 | 93° | 54° | 73° | — | — |
| 1977 | 95° | 55° | 75° | — | — |
| 1976 | 85° | 54° | 69° | — | — |
| 1975 | 94° | 48° | 71° | — | — |
| 1974 | 100° | 55° | 78° | — | — |
| 1973 | 96° | 53° | 75° | — | — |
| 1972 | 74° | 46° | 60° | — | — |
| 1971coldest | 63° | 48° | 55° | 0.13" | — |
48 years of data from DEVORE CALIFORNIA