Weather on February 21
San Bernardino, CA
55 Years of Data
Avg High
69°F
Avg Low
44°F
Warmest
1981
68°F avg
Coldest
2011
46°F avg
About This Date
February 21st in San Bernardino, CA typically brings mild winter weather, with average highs around 69°F and lows near 44°F — a 25°F daily swing. Over 49 years of records, the warmest February 21st was in 1981 (68°F average), while the coldest was 2011 (46°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 16% of February 21st dates historically, with the wettest February 21st recording 4.72" of rain.
Planning for February 21st in San Bernardino, CA? Great weather for outdoor activities.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 68° | 35° | 51° | — | — |
| 2025 | 77° | 48° | 62° | — | — |
| 2017 | 65° | 52° | 58° | — | — |
| 2016 | 77° | 49° | 63° | — | — |
| 2015 | 65° | 49° | 57° | — | — |
| 2014 | 80° | 50° | 65° | — | — |
| 2013 | 60° | 36° | 48° | — | — |
| 2012 | 75° | 39° | 57° | — | — |
| 2011coldest | 58° | 35° | 46° | — | — |
| 2010 | 57° | 47° | 52° | 0.28" | — |
| 2009 | 71° | 43° | 57° | — | — |
| 2008 | 57° | 42° | 50° | 1.68" | — |
| 2007 | 72° | 40° | 56° | — | — |
| 2006 | 63° | 34° | 48° | — | — |
| 2005 | 58° | 42° | 50° | 3.68" | — |
| 2004 | 54° | 45° | 49° | 0.71" | — |
| 2003 | 77° | 44° | 61° | — | — |
| 2002 | 87° | 42° | 65° | — | — |
| 2001 | 68° | 40° | 54° | — | — |
| 2000 | 59° | 43° | 51° | 4.45" | — |
| 1999 | 69° | 44° | 57° | — | — |
| 1998 | 59° | 38° | 48° | — | — |
| 1997 | 73° | 45° | 59° | — | — |
| 1996 | 60° | 51° | 56° | 4.72" | — |
| 1995 | 63° | 50° | 56° | — | — |
| 1994 | 58° | 38° | 48° | 0.18" | — |
| 1993 | 55° | 40° | 47° | — | — |
| 1992 | 71° | 49° | 60° | — | — |
| 1991 | 81° | 46° | 63° | — | — |
| 1990 | 72° | 38° | 55° | — | — |
| 1989 | 76° | 43° | 59° | — | — |
| 1988 | 80° | 44° | 62° | — | — |
| 1987 | 66° | 41° | 54° | — | — |
| 1986 | 73° | 62° | 68° | — | — |
| 1985 | 70° | 50° | 60° | — | — |
| 1984 | 72° | 40° | 56° | — | — |
| 1983 | 80° | 44° | 62° | — | — |
| 1982 | 83° | 49° | 66° | — | — |
| 1981warmest | 78° | 57° | 68° | — | — |
| 1980 | 65° | 51° | 58° | — | — |
| 1979 | 54° | 45° | 49° | 3.33" | — |
| 1978 | 82° | 43° | 62° | — | — |
| 1977 | 73° | 46° | 60° | — | — |
| 1976 | 71° | 40° | 55° | — | — |
| 1975 | 58° | 47° | 52° | — | — |
| 1974 | 71° | 36° | 53° | — | — |
| 1973 | 63° | 51° | 57° | — | — |
| 1972 | 71° | 44° | 58° | — | — |
| 1971 | 68° | 33° | 51° | — | — |
49 years of data from NORTON AFB