Weather on December 27
San Bernardino, CA
55 Years of Data
Avg High
64°F
Avg Low
39°F
Warmest
1980
63°F avg
Coldest
1988
39°F avg
About This Date
December 27th in San Bernardino, CA typically brings mild winter weather, with average highs around 64°F and lows near 39°F — a 25°F daily swing. Over 47 years of records, the warmest December 27th was in 1980 (63°F average), while the coldest was 1988 (39°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 13% of December 27th dates historically, with the wettest December 27th recording 3.33" of rain.
Planning for December 27th in San Bernardino, CA? Great weather for outdoor activities.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 37° | 48° | — | — |
| 2016 | 59° | 43° | 51° | — | — |
| 2015 | 52° | 33° | 42° | — | — |
| 2014 | 57° | 33° | 45° | — | — |
| 2013 | 77° | 43° | 60° | — | — |
| 2012 | 59° | 39° | 49° | 0.13" | — |
| 2011 | 76° | 38° | 57° | — | — |
| 2010 | 69° | 38° | 53° | — | — |
| 2009 | 57° | 34° | 45° | — | — |
| 2008 | 57° | 30° | 44° | — | — |
| 2007 | 56° | 40° | 48° | — | — |
| 2006 | 54° | 46° | 50° | 0.2" | — |
| 2005 | 64° | 51° | 58° | — | — |
| 2004 | 62° | 45° | 53° | — | — |
| 2003 | 58° | 32° | 45° | — | — |
| 2002 | 72° | 36° | 54° | — | — |
| 2001 | 68° | 42° | 55° | — | — |
| 2000 | 72° | 36° | 54° | — | — |
| 1999 | 72° | 47° | 59° | — | — |
| 1998 | 75° | 40° | 57° | — | — |
| 1997 | 69° | 32° | 51° | — | — |
| 1996 | 53° | 48° | 51° | — | — |
| 1995 | 68° | 37° | 53° | — | — |
| 1994 | 67° | 43° | 55° | — | — |
| 1993 | 60° | 40° | 50° | — | — |
| 1992 | 61° | 43° | 52° | — | — |
| 1991 | 68° | 39° | 54° | — | — |
| 1990 | 61° | 30° | 45° | — | — |
| 1989 | 68° | 48° | 58° | — | — |
| 1988coldest | 50° | 28° | 39° | — | — |
| 1987 | 53° | 29° | 41° | — | — |
| 1986 | 65° | 37° | 51° | — | — |
| 1985 | 69° | 40° | 54° | — | — |
| 1984 | 60° | 46° | 53° | 3.33" | — |
| 1983 | 61° | 52° | 56° | 1.02" | — |
| 1982 | 61° | 35° | 48° | — | — |
| 1981 | 55° | 39° | 47° | — | — |
| 1980warmest | 80° | 46° | 63° | — | — |
| 1979 | 68° | 36° | 52° | — | — |
| 1978 | 65° | 36° | 50° | — | — |
| 1977 | 68° | 53° | 61° | 2.11" | — |
| 1976 | 70° | 35° | 52° | — | — |
| 1975 | 67° | 42° | 54° | — | — |
| 1974 | 64° | 32° | 48° | — | — |
| 1973 | 58° | 48° | 53° | — | — |
| 1972 | 78° | 39° | 59° | — | — |
| 1971 | 47° | 38° | 42° | 1.88" | — |
47 years of data from NORTON AFB