Weather on May 28
San Bernardino, CA
55 Years of Data
Avg High
83°F
Avg Low
56°F
Warmest
2000
87°F avg
Coldest
1971
54°F avg
About This Date
May 28th in San Bernardino, CA typically brings warm spring weather, with average highs around 83°F and lows near 56°F — a 27°F daily swing. Over 48 years of records, the warmest May 28th was in 2000 (87°F average), while the coldest was 1971 (54°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 28th dates historically, with the wettest May 28th recording 1.04" of rain.
Planning for May 28th in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | — | 60° | — | — | — |
| 2017 | 83° | 52° | 67° | — | — |
| 2016 | 77° | 54° | 65° | — | — |
| 2015 | 82° | 52° | 67° | — | — |
| 2014 | 88° | 62° | 75° | — | — |
| 2013 | 78° | 58° | 68° | — | — |
| 2012 | 90° | 53° | 71° | — | — |
| 2011 | 82° | 53° | 68° | — | — |
| 2010 | 73° | 48° | 61° | — | — |
| 2009 | 86° | 57° | 72° | — | — |
| 2008 | 78° | 46° | 62° | — | — |
| 2007 | 87° | 53° | 70° | — | — |
| 2006 | 81° | 46° | 63° | — | — |
| 2005 | 79° | 57° | 68° | — | — |
| 2004 | 68° | 56° | 62° | — | — |
| 2003 | 105° | — | — | — | — |
| 2002 | 89° | 51° | 70° | — | — |
| 2001 | 68° | 59° | 64° | — | — |
| 2000warmest | 98° | 76° | 87° | — | — |
| 1999 | 89° | 57° | 73° | — | — |
| 1998 | 78° | 46° | 62° | — | — |
| 1997 | 100° | 66° | 83° | — | — |
| 1996 | 78° | 56° | 67° | — | — |
| 1995 | 81° | 54° | 67° | — | — |
| 1994 | 89° | 53° | 71° | — | — |
| 1993 | 77° | 59° | 68° | — | — |
| 1992 | 76° | 59° | 67° | — | — |
| 1991 | 77° | 52° | 64° | — | — |
| 1990 | 77° | 51° | 64° | 1.04" | — |
| 1989 | 77° | 53° | 65° | — | — |
| 1988 | 72° | 57° | 64° | — | — |
| 1987 | 77° | 55° | 66° | — | — |
| 1986 | 92° | 57° | 74° | — | — |
| 1985 | 81° | 51° | 66° | — | — |
| 1984 | 106° | 65° | 85° | — | — |
| 1983 | 96° | 65° | 80° | — | — |
| 1982 | 75° | 56° | 65° | — | — |
| 1981 | 83° | 59° | 71° | — | — |
| 1980 | 68° | 52° | 60° | — | — |
| 1979 | 77° | 59° | 68° | — | — |
| 1978 | 100° | 57° | 79° | — | — |
| 1977 | 76° | 51° | 63° | — | — |
| 1976 | 78° | 59° | 69° | — | — |
| 1975 | 94° | 57° | 75° | — | — |
| 1974 | 87° | 57° | 72° | — | — |
| 1973 | 103° | 60° | 81° | — | — |
| 1972 | 99° | 56° | 77° | — | — |
| 1971coldest | 59° | 49° | 54° | 0.2" | — |
48 years of data from NORTON AFB