Weather on October 17
San Bernardino, CA
55 Years of Data
Avg High
82°F
Avg Low
54°F
Warmest
2017
84°F avg
Coldest
1971
50°F avg
About This Date
October 17th in San Bernardino, CA typically brings warm fall weather, with average highs around 82°F and lows near 54°F — a 28°F daily swing. Over 48 years of records, the warmest October 17th was in 2017 (84°F average), while the coldest was 1971 (50°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 10% of October 17th dates historically, with the wettest October 17th recording 2.16" of rain.
Planning for October 17th in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 52° | 67° | — | — |
| 2017warmest | 94° | 74° | 84° | — | — |
| 2016 | 64° | 56° | 60° | — | — |
| 2015 | 81° | 63° | 72° | — | — |
| 2014 | 75° | 54° | 64° | — | — |
| 2013 | 81° | 51° | 66° | — | — |
| 2012 | 100° | 59° | 80° | — | — |
| 2011 | 93° | 56° | 74° | — | — |
| 2010 | 75° | 59° | 67° | 0.03" | — |
| 2009 | 98° | 60° | 79° | — | — |
| 2008 | 95° | 53° | 74° | — | — |
| 2007 | 72° | 48° | 60° | — | — |
| 2006 | 74° | 51° | 62° | — | — |
| 2005 | 73° | 57° | 65° | 0.74" | — |
| 2004 | 69° | 56° | 62° | 2.16" | — |
| 2003 | 97° | 55° | 76° | — | — |
| 2002 | 66° | 54° | 60° | — | — |
| 2001 | 89° | 54° | 71° | — | — |
| 2000 | 90° | 46° | 68° | — | — |
| 1999 | 89° | 57° | 73° | — | — |
| 1998 | 82° | 46° | 64° | — | — |
| 1997 | 93° | 50° | 72° | — | — |
| 1996 | 80° | 60° | 70° | — | — |
| 1995 | 85° | 51° | 68° | — | — |
| 1994 | 75° | 45° | 60° | — | — |
| 1993 | 69° | 52° | 60° | — | — |
| 1992 | 82° | 52° | 67° | — | — |
| 1991 | 88° | 56° | 72° | — | — |
| 1990 | 84° | 55° | 70° | — | — |
| 1989 | 92° | 53° | 72° | — | — |
| 1988 | 96° | 58° | 77° | — | — |
| 1987 | 84° | 55° | 70° | — | — |
| 1986 | 68° | 57° | 63° | — | — |
| 1985 | 74° | 53° | 63° | — | — |
| 1984 | 71° | 53° | 62° | 0.61" | — |
| 1983 | 79° | 60° | 69° | — | — |
| 1982 | 87° | 53° | 70° | — | — |
| 1981 | 82° | 40° | 61° | — | — |
| 1980 | 76° | 46° | 61° | — | — |
| 1979 | 74° | 56° | 65° | — | — |
| 1978 | 83° | 49° | 66° | — | — |
| 1977 | 92° | 54° | 73° | — | — |
| 1976 | 88° | 50° | 69° | — | — |
| 1975 | 88° | 48° | 68° | — | — |
| 1974 | 101° | 55° | 78° | — | — |
| 1973 | 95° | 54° | 74° | — | — |
| 1972 | 72° | 53° | 62° | — | — |
| 1971coldest | 61° | 39° | 50° | 0.71" | — |
48 years of data from NORTON AFB