Weather on October 23
San Bernardino, CA
55 Years of Data
Avg High
81°F
Avg Low
54°F
Warmest
2017
86°F avg
Coldest
2010
58°F avg
About This Date
October 23rd in San Bernardino, CA typically brings warm fall weather, with average highs around 81°F and lows near 54°F — a 27°F daily swing. Over 48 years of records, the warmest October 23rd was in 2017 (86°F average), while the coldest was 2010 (58°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 8% of October 23rd dates historically, with the wettest October 23rd recording 3.12" of rain.
Planning for October 23rd in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 52° | 64° | — | — |
| 2017warmest | 94° | 79° | 86° | — | — |
| 2016 | 78° | 62° | 70° | — | — |
| 2015 | 83° | 57° | 70° | — | — |
| 2014 | 90° | 57° | 73° | — | — |
| 2013 | 70° | 51° | 60° | — | — |
| 2012 | 72° | 55° | 63° | — | — |
| 2011 | 96° | 57° | 77° | — | — |
| 2010coldest | 61° | 55° | 58° | — | — |
| 2009 | 92° | 52° | 72° | — | — |
| 2008 | 92° | 50° | 71° | — | — |
| 2007 | 94° | 52° | 73° | — | — |
| 2006 | 92° | 53° | 72° | — | — |
| 2005 | 74° | 57° | 65° | — | — |
| 2004 | 73° | 45° | 59° | — | — |
| 2003 | 100° | 60° | 80° | — | — |
| 2002 | 69° | 52° | 60° | — | — |
| 2001 | 85° | 51° | 68° | — | — |
| 2000 | 70° | 58° | 64° | — | — |
| 1999 | 90° | 55° | 72° | — | — |
| 1998 | 89° | 55° | 72° | — | — |
| 1997 | 73° | 60° | 67° | — | — |
| 1996 | 78° | 43° | 60° | — | — |
| 1995 | 78° | 45° | 61° | — | — |
| 1994 | 77° | 47° | 62° | — | — |
| 1993 | 87° | 52° | 69° | — | — |
| 1992 | 84° | 55° | 70° | 0.08" | — |
| 1991 | 70° | 59° | 64° | — | — |
| 1990 | 89° | 52° | 70° | — | — |
| 1989 | 74° | 58° | 66° | 0.03" | — |
| 1988 | 76° | 55° | 65° | — | — |
| 1987 | 71° | 60° | 66° | 3.12" | — |
| 1986 | 71° | 49° | 60° | — | — |
| 1985 | 82° | 47° | 64° | — | — |
| 1984 | 73° | 47° | 60° | — | — |
| 1983 | 87° | 55° | 71° | — | — |
| 1982 | 95° | 62° | 79° | — | — |
| 1981 | 92° | 50° | 71° | — | — |
| 1980 | 92° | 50° | 71° | — | — |
| 1979 | 82° | 51° | 67° | — | — |
| 1978 | 83° | 61° | 72° | — | — |
| 1977 | 90° | 52° | 71° | — | — |
| 1976 | 73° | 57° | 65° | 0.08" | — |
| 1975 | 72° | 53° | 62° | — | — |
| 1974 | 66° | 53° | 60° | — | — |
| 1973 | 73° | 55° | 64° | — | — |
| 1972 | 86° | 49° | 67° | — | — |
| 1971 | 82° | 44° | 63° | — | — |
48 years of data from NORTON AFB