Weather on April 1
San Bernardino, CA
55 Years of Data
Avg High
71°F
Avg Low
47°F
Warmest
2011
74°F avg
Coldest
1998
43°F avg
About This Date
April 1st in San Bernardino, CA typically brings pleasant spring weather, with average highs around 71°F and lows near 47°F. Over 49 years of records, the warmest April 1st was in 2011 (74°F average), while the coldest was 1998 (43°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 24% of April 1st dates historically, with the wettest April 1st recording 3.02" of rain.
Planning for April 1st in San Bernardino, CA? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 73° | 54° | 64° | — | — |
| 2025 | 64° | 50° | 57° | — | — |
| 2017 | 79° | 49° | 64° | — | — |
| 2016 | 75° | 47° | 61° | — | — |
| 2015 | 76° | 52° | 64° | — | — |
| 2014 | 62° | 48° | 55° | 0.48" | — |
| 2013 | 67° | 51° | 59° | — | — |
| 2012 | 73° | 42° | 58° | 0.25" | — |
| 2011warmest | 94° | 54° | 74° | — | — |
| 2010 | 61° | 41° | 51° | — | — |
| 2009 | 72° | 43° | 57° | — | — |
| 2008 | 69° | 40° | 54° | — | — |
| 2007 | 85° | 45° | 65° | — | — |
| 2006 | 61° | 49° | 55° | 0.1" | — |
| 2005 | 81° | 41° | 61° | — | — |
| 2004 | 60° | 55° | 58° | — | — |
| 2003 | 77° | 48° | 63° | — | — |
| 2002 | 85° | 44° | 64° | — | — |
| 2001 | 81° | 50° | 65° | — | — |
| 2000 | 80° | 61° | 70° | — | — |
| 1999 | 56° | 39° | 47° | 0.05" | — |
| 1998coldest | 48° | 37° | 43° | 2.62" | — |
| 1997 | 65° | — | — | — | — |
| 1996 | 76° | 46° | 61° | — | — |
| 1995 | 75° | 46° | 61° | — | — |
| 1994 | 76° | 51° | 63° | — | — |
| 1993 | 66° | 52° | 59° | — | — |
| 1992 | 66° | 45° | 55° | 0.48" | — |
| 1991 | 57° | 49° | 53° | — | — |
| 1990 | 62° | 47° | 54° | 0.25" | — |
| 1989 | 74° | 52° | 63° | — | — |
| 1988 | 78° | 43° | 60° | — | — |
| 1987 | 76° | 44° | 60° | — | — |
| 1986 | 66° | 56° | 61° | — | — |
| 1985 | 89° | 56° | 72° | — | — |
| 1984 | 64° | 40° | 52° | 0.28" | — |
| 1983 | 83° | 47° | 65° | — | — |
| 1982 | 58° | 45° | 51° | 3.02" | — |
| 1981 | 71° | 47° | 59° | — | — |
| 1980 | 64° | 43° | 53° | 0.3" | — |
| 1979 | 75° | 41° | 58° | — | — |
| 1978 | 67° | 50° | 58° | 0.23" | — |
| 1977 | 57° | 44° | 51° | — | — |
| 1976 | 77° | 42° | 60° | — | — |
| 1975 | 64° | 44° | 54° | 0.46" | — |
| 1974 | 66° | 44° | 55° | — | — |
| 1973 | 63° | 48° | 55° | — | — |
| 1972 | 80° | 46° | 63° | — | — |
| 1971 | 87° | 43° | 65° | — | — |
49 years of data from NORTON AFB