Weather on October 27
San Bernardino, CA
55 Years of Data
Avg High
78°F
Avg Low
53°F
Warmest
2017
80°F avg
Coldest
2004
51°F avg
About This Date
October 27th in San Bernardino, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 53°F — a 25°F daily swing. Over 48 years of records, the warmest October 27th was in 2017 (80°F average), while the coldest was 2004 (51°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 10% of October 27th dates historically, with the wettest October 27th recording 4.88" of rain.
Planning for October 27th in San Bernardino, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 52° | 64° | — | — |
| 2017warmest | 93° | 66° | 80° | — | — |
| 2016 | 80° | 63° | 71° | — | — |
| 2015 | 83° | 61° | 72° | — | — |
| 2014 | 77° | 55° | 66° | — | — |
| 2013 | 80° | 54° | 67° | — | — |
| 2012 | 92° | 48° | 70° | — | — |
| 2011 | 80° | 46° | 63° | — | — |
| 2010 | 77° | 46° | 62° | — | — |
| 2009 | 70° | 51° | 60° | — | — |
| 2008 | 96° | 51° | 74° | — | — |
| 2007 | 76° | 54° | 65° | — | — |
| 2006 | 91° | 43° | 67° | — | — |
| 2005 | 62° | 54° | 58° | — | — |
| 2004coldest | 56° | 46° | 51° | 4.88" | — |
| 2003 | 93° | 57° | 75° | — | — |
| 2002 | 66° | 53° | 60° | — | — |
| 2001 | 82° | 55° | 69° | — | — |
| 2000 | 64° | 55° | 60° | — | — |
| 1999 | 81° | 48° | 64° | — | — |
| 1998 | 72° | 51° | 61° | — | — |
| 1997 | 77° | 49° | 63° | — | — |
| 1996 | 68° | 54° | 61° | 0.08" | — |
| 1995 | 86° | 52° | 69° | — | — |
| 1994 | 85° | 51° | 68° | — | — |
| 1993 | 81° | 68° | 74° | — | — |
| 1992 | 74° | 58° | 66° | — | — |
| 1991 | 64° | 49° | 56° | 1.52" | — |
| 1990 | 92° | 53° | 72° | — | — |
| 1989 | 73° | 42° | 58° | — | — |
| 1988 | 72° | 53° | 62° | — | — |
| 1987 | 87° | 65° | 76° | — | — |
| 1986 | 85° | 53° | 69° | — | — |
| 1985 | 77° | 54° | 65° | — | — |
| 1984 | 73° | 52° | 62° | — | — |
| 1983 | 88° | 58° | 73° | — | — |
| 1982 | 76° | 46° | 61° | — | — |
| 1981 | 70° | 57° | 63° | — | — |
| 1980 | 79° | 51° | 65° | — | — |
| 1979 | 86° | 50° | 68° | — | — |
| 1978 | 89° | 50° | 70° | — | — |
| 1977 | 76° | 55° | 65° | — | — |
| 1976 | 76° | 59° | 67° | — | — |
| 1975 | 73° | 49° | 61° | — | — |
| 1974 | 64° | 56° | 60° | 0.05" | — |
| 1973 | 92° | 50° | 71° | — | — |
| 1972 | 70° | 52° | 61° | 0.23" | — |
| 1971 | 64° | 50° | 57° | — | — |
48 years of data from NORTON AFB