Weather on October 3
San Bernardino, CA
55 Years of Data
Avg High
86°F
Avg Low
55°F
Warmest
1987
83°F avg
Coldest
1999
45°F avg
About This Date
October 3rd in San Bernardino, CA typically brings warm fall weather, with average highs around 86°F and lows near 55°F — a 31°F daily swing. Over 48 years of records, the warmest October 3rd was in 1987 (83°F average), while the coldest was 1999 (45°F) — a 38°F range across recorded history. This date has historically been dry, with little recorded precipitation.
Planning for October 3rd in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 57° | 69° | — | — |
| 2017 | 69° | 57° | 63° | — | — |
| 2016 | 73° | 53° | 63° | — | — |
| 2015 | 81° | 60° | 70° | — | — |
| 2014 | 96° | 58° | 77° | — | — |
| 2013 | 73° | 60° | 67° | — | — |
| 2012 | 94° | 62° | 78° | — | — |
| 2011 | 83° | 60° | 71° | — | — |
| 2010 | 88° | 61° | 74° | — | — |
| 2009 | 86° | 51° | 69° | — | — |
| 2008 | 82° | 58° | 70° | — | — |
| 2007 | 93° | 50° | 72° | — | — |
| 2006 | 87° | 55° | 71° | — | — |
| 2005 | 82° | 54° | 68° | — | — |
| 2004 | 87° | 53° | 70° | — | — |
| 2003 | 74° | 58° | 66° | — | — |
| 2002 | 80° | 48° | 64° | — | — |
| 2001 | 93° | 64° | 79° | — | — |
| 2000 | 89° | 57° | 73° | — | — |
| 1999coldest | 89° | 0° | 45° | — | — |
| 1998 | 73° | 55° | 64° | — | — |
| 1997 | 87° | 65° | 76° | — | — |
| 1996 | 97° | 54° | 75° | — | — |
| 1995 | 94° | 57° | 75° | — | — |
| 1994 | 80° | 60° | 70° | — | — |
| 1993 | 96° | 62° | 79° | — | — |
| 1992 | 78° | 53° | 66° | — | — |
| 1991 | 94° | 63° | 78° | — | — |
| 1990 | 91° | 58° | 74° | — | — |
| 1989 | 74° | 53° | 63° | — | — |
| 1988 | 93° | 55° | 74° | — | — |
| 1987warmest | 102° | 65° | 83° | — | — |
| 1986 | 73° | 47° | 60° | — | — |
| 1985 | 97° | 59° | 78° | — | — |
| 1984 | 83° | 54° | 68° | — | — |
| 1983 | 86° | 53° | 70° | — | — |
| 1982 | 87° | 53° | 70° | — | — |
| 1981 | 77° | 58° | 67° | — | — |
| 1980 | 103° | 61° | 82° | — | — |
| 1979 | 98° | 60° | 79° | — | — |
| 1978 | 95° | 57° | 76° | — | — |
| 1977 | 95° | 56° | 75° | — | — |
| 1976 | 79° | 58° | 68° | — | — |
| 1975 | 102° | 61° | 81° | — | — |
| 1974 | 80° | 59° | 70° | — | — |
| 1973 | 78° | 55° | 67° | — | — |
| 1972 | 77° | 47° | 62° | — | — |
| 1971 | 90° | 47° | 68° | — | — |
48 years of data from NORTON AFB