Weather on July 4
San Bernardino, CA
55 Years of Data
Avg High
94°F
Avg Low
62°F
Warmest
2001
91°F avg
Coldest
2010
70°F avg
About This Date
July 4th in San Bernardino, CA typically brings hot summer weather, with average highs around 94°F and lows near 62°F — a 32°F daily swing. Over 48 years of records, the warmest July 4th was in 2001 (91°F average), while the coldest was 2010 (70°F) — a 21°F range across recorded history. This date has historically been dry, with little recorded precipitation.
Planning for July 4th in San Bernardino, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 60° | 78° | — | — |
| 2017 | 95° | 66° | 81° | — | — |
| 2016 | 89° | 58° | 73° | — | — |
| 2015 | 87° | 63° | 75° | — | — |
| 2014 | 98° | 69° | 84° | — | — |
| 2013 | 95° | 68° | 82° | — | — |
| 2012 | 86° | 60° | 73° | — | — |
| 2011 | 101° | 66° | 83° | — | — |
| 2010coldest | 84° | 56° | 70° | — | — |
| 2009 | 97° | 53° | 75° | — | — |
| 2008 | 105° | 64° | 85° | — | — |
| 2007 | 103° | 63° | 83° | — | — |
| 2006 | 99° | 69° | 84° | — | — |
| 2005 | 92° | 59° | 75° | — | — |
| 2004 | 90° | 58° | 74° | — | — |
| 2003 | 98° | 64° | 81° | — | — |
| 2002 | 87° | 59° | 73° | — | — |
| 2001warmest | 104° | 78° | 91° | — | — |
| 2000 | 86° | 56° | 71° | — | — |
| 1999 | 91° | 58° | 74° | — | — |
| 1998 | 96° | 59° | 78° | — | — |
| 1997 | 102° | 62° | 82° | — | — |
| 1996 | 99° | 67° | 83° | — | — |
| 1995 | 83° | 60° | 71° | — | — |
| 1994 | 88° | 64° | 76° | — | — |
| 1993 | 82° | 64° | 73° | — | — |
| 1992 | 89° | 58° | 73° | — | — |
| 1991 | 91° | 58° | 74° | — | — |
| 1990 | 92° | 61° | 76° | — | — |
| 1989 | 106° | 62° | 84° | — | — |
| 1988 | 87° | 60° | 74° | — | — |
| 1987 | 86° | 55° | 71° | — | — |
| 1986 | 85° | 63° | 74° | — | — |
| 1985 | 99° | 71° | 85° | — | — |
| 1984 | 100° | 68° | 84° | — | — |
| 1983 | 95° | 61° | 78° | — | — |
| 1982 | 90° | 58° | 74° | — | — |
| 1981 | 105° | 69° | 87° | — | — |
| 1980 | 97° | 61° | 79° | — | — |
| 1979 | 87° | 57° | 72° | — | — |
| 1978 | 90° | 58° | 74° | — | — |
| 1977 | 88° | 61° | 74° | — | — |
| 1976 | 97° | 60° | 78° | — | — |
| 1975 | 94° | 58° | 76° | — | — |
| 1974 | 100° | 60° | 80° | — | — |
| 1973 | 101° | 65° | 83° | — | — |
| 1972 | 102° | 60° | 81° | — | — |
| 1971 | 94° | 56° | 75° | — | — |
48 years of data from NORTON AFB