Weather on December 8
San Bernardino, CA
55 Years of Data
Avg High
68°F
Avg Low
43°F
Warmest
2015
72°F avg
Coldest
1978
40°F avg
About This Date
December 8th in San Bernardino, CA typically brings mild winter weather, with average highs around 68°F and lows near 43°F — a 25°F daily swing. Over 47 years of records, the warmest December 8th was in 2015 (72°F average), while the coldest was 1978 (40°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 17% of December 8th dates historically, with the wettest December 8th recording 1.17" of rain.
Planning for December 8th in San Bernardino, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 46° | 63° | — | — |
| 2016 | 63° | 46° | 54° | — | — |
| 2015warmest | 82° | 62° | 72° | — | — |
| 2014 | 75° | 51° | 63° | — | — |
| 2013 | 50° | 37° | 44° | — | — |
| 2012 | 72° | 43° | 57° | — | — |
| 2011 | 72° | 36° | 54° | — | — |
| 2010 | 75° | 41° | 58° | — | — |
| 2009 | 53° | 30° | 42° | 0.58" | — |
| 2008 | 58° | 50° | 54° | — | — |
| 2007 | 56° | 42° | 49° | 0.3" | — |
| 2006 | 81° | 43° | 62° | — | — |
| 2005 | 63° | 45° | 54° | — | — |
| 2004 | 63° | 46° | 54° | 0.08" | — |
| 2003 | 63° | 45° | 54° | — | — |
| 2002 | 71° | 40° | 55° | — | — |
| 2001 | 77° | 40° | 58° | — | — |
| 2000 | 61° | 49° | 55° | — | — |
| 1999 | 66° | 46° | 56° | — | — |
| 1998 | 64° | 33° | 49° | — | — |
| 1997 | 54° | 44° | 49° | 0.53" | — |
| 1996 | 77° | 45° | 61° | — | — |
| 1995 | 74° | 44° | 59° | — | — |
| 1994 | 58° | 40° | 49° | — | — |
| 1993 | 68° | 37° | 53° | — | — |
| 1992 | 58° | 40° | 49° | 0.08" | — |
| 1991 | 64° | 46° | 55° | — | — |
| 1990 | 77° | 46° | 62° | — | — |
| 1989 | 80° | 44° | 62° | — | — |
| 1988 | 66° | 55° | 61° | — | — |
| 1987 | 63° | 40° | 51° | — | — |
| 1986 | 67° | 42° | 54° | — | — |
| 1985 | 55° | 40° | 47° | — | — |
| 1984 | 67° | 47° | 57° | 1.17" | — |
| 1983 | 80° | 42° | 61° | — | — |
| 1982 | 59° | 41° | 50° | 0.1" | — |
| 1981 | 84° | 46° | 65° | — | — |
| 1980 | 63° | 42° | 52° | — | — |
| 1979 | 84° | 46° | 65° | — | — |
| 1978coldest | 52° | 29° | 40° | — | — |
| 1977 | 73° | 40° | 56° | — | — |
| 1976 | 81° | 38° | 59° | — | — |
| 1975 | 83° | 47° | 65° | — | — |
| 1974 | 67° | 49° | 58° | — | — |
| 1973 | 81° | 42° | 61° | — | — |
| 1972 | 50° | 41° | 46° | 0.89" | — |
| 1971 | 53° | 35° | 44° | — | — |
47 years of data from NORTON AFB