Weather on November 18
San Bernardino, CA
55 Years of Data
Avg High
71°F
Avg Low
46°F
Warmest
2006
72°F avg
Coldest
1994
44°F avg
About This Date
November 18th in San Bernardino, CA typically brings pleasant fall weather, with average highs around 71°F and lows near 46°F — a 25°F daily swing. Over 48 years of records, the warmest November 18th was in 2006 (72°F average), while the coldest was 1994 (44°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 17% of November 18th dates historically, with the wettest November 18th recording 2.18" of rain.
Planning for November 18th in San Bernardino, CA? Great weather for outdoor activities.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 48° | 56° | — | — |
| 2017 | 71° | 56° | 63° | — | — |
| 2016 | 68° | 53° | 61° | — | — |
| 2015 | 78° | 57° | 68° | — | — |
| 2014 | 70° | 43° | 56° | — | — |
| 2013 | 66° | 45° | 55° | — | — |
| 2012 | 69° | 54° | 61° | 0.13" | — |
| 2011 | 55° | 43° | 49° | — | — |
| 2010 | 78° | 46° | 62° | — | — |
| 2009 | 73° | 40° | 56° | — | — |
| 2008 | 90° | 50° | 70° | — | — |
| 2007 | 85° | 44° | 64° | — | — |
| 2006warmest | 93° | 50° | 72° | — | — |
| 2005 | 83° | 47° | 65° | — | — |
| 2004 | 73° | 46° | 60° | — | — |
| 2003 | 78° | 43° | 60° | — | — |
| 2002 | 80° | 45° | 62° | — | — |
| 2001 | 78° | 46° | 62° | — | — |
| 2000 | 72° | 38° | 55° | — | — |
| 1999 | 69° | 45° | 57° | — | — |
| 1998 | 78° | 42° | 60° | — | — |
| 1997 | 72° | 42° | 57° | — | — |
| 1996 | 72° | 45° | 58° | — | — |
| 1995 | 85° | 49° | 67° | — | — |
| 1994coldest | 54° | 35° | 44° | 0.15" | — |
| 1993 | 67° | 47° | 57° | — | — |
| 1992 | 71° | 64° | 68° | — | — |
| 1991 | 66° | 50° | 58° | 0.41" | — |
| 1990 | 68° | 46° | 57° | — | — |
| 1989 | 81° | 44° | 62° | — | — |
| 1988 | 62° | 43° | 52° | — | — |
| 1987 | 73° | 47° | 60° | 0.08" | — |
| 1986 | 66° | 56° | 61° | 1.93" | — |
| 1985 | 60° | 43° | 51° | — | — |
| 1984 | 60° | 43° | 51° | — | — |
| 1983 | 70° | 56° | 63° | 0.74" | — |
| 1982 | 64° | 44° | 54° | — | — |
| 1981 | 78° | 46° | 62° | — | — |
| 1980 | 75° | 36° | 55° | — | — |
| 1979 | 67° | 58° | 62° | — | — |
| 1978 | 73° | 41° | 57° | — | — |
| 1977 | 65° | 47° | 56° | — | — |
| 1976 | 86° | 49° | 67° | — | — |
| 1975 | 59° | 41° | 50° | — | — |
| 1974 | 66° | 49° | 57° | — | — |
| 1973 | 61° | 45° | 53° | 2.18" | — |
| 1972 | 67° | 38° | 52° | 0.05" | — |
| 1971 | 61° | 39° | 50° | — | — |
48 years of data from NORTON AFB