Weather on July 4
Fontana, CA
55 Years of Data
Avg High
92°F
Avg Low
61°F
Warmest
2001
87°F avg
Coldest
1979
67°F avg
About This Date
July 4th in Fontana, CA typically brings hot summer weather, with average highs around 92°F and lows near 61°F — a 31°F daily swing. Over 55 years of records, the warmest July 4th was in 2001 (87°F average), while the coldest was 1979 (67°F) — a 20°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for July 4th in Fontana, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 60° | 77° | — | — |
| 2024 | 94° | 67° | 80° | — | — |
| 2023 | 91° | 61° | 76° | — | — |
| 2022 | 85° | 59° | 72° | — | — |
| 2021 | 92° | 64° | 78° | — | — |
| 2020 | 94° | 64° | 79° | — | — |
| 2019 | 89° | 66° | 78° | — | — |
| 2018 | 93° | 60° | 77° | — | — |
| 2017 | 98° | 64° | 81° | — | — |
| 2016 | 89° | 58° | 73° | — | — |
| 2015 | 88° | 63° | 75° | — | — |
| 2014 | 96° | 68° | 82° | — | — |
| 2013 | 96° | 66° | 81° | — | — |
| 2012 | 81° | 61° | 71° | — | — |
| 2011 | 95° | 70° | 82° | — | — |
| 2010 | 81° | 57° | 69° | — | — |
| 2009 | 96° | 61° | 78° | — | — |
| 2008 | 101° | 66° | 83° | — | — |
| 2007 | 97° | 67° | 82° | — | — |
| 2006 | 96° | 70° | 83° | — | — |
| 2005 | 90° | 57° | 73° | — | — |
| 2004 | 87° | 60° | 74° | — | — |
| 2003 | 96° | 64° | 80° | — | — |
| 2002 | 84° | 58° | 71° | — | — |
| 2001warmest | 101° | 73° | 87° | — | — |
| 2000 | 83° | 58° | 70° | — | — |
| 1999 | 87° | 58° | 72° | — | — |
| 1998 | 84° | 59° | 72° | — | — |
| 1997 | 103° | 59° | 81° | — | — |
| 1996 | 100° | 65° | 82° | — | — |
| 1995 | 81° | 61° | 71° | — | — |
| 1994 | 89° | 64° | 77° | — | — |
| 1993 | 83° | 64° | 73° | — | — |
| 1992 | 91° | 58° | 74° | — | — |
| 1991 | 89° | 61° | 75° | — | — |
| 1990 | 97° | 62° | 79° | — | — |
| 1989 | 109° | 60° | 85° | — | — |
| 1988 | 87° | 62° | 75° | — | — |
| 1987 | 87° | 56° | 71° | — | — |
| 1986 | 88° | 59° | 73° | — | — |
| 1985 | 98° | 69° | 84° | — | — |
| 1984 | 98° | 53° | 76° | — | — |
| 1983 | 89° | 55° | 72° | — | — |
| 1982 | 86° | 53° | 70° | — | — |
| 1981 | 103° | 60° | 81° | — | — |
| 1980 | 92° | 58° | 75° | — | — |
| 1979coldest | 84° | 50° | 67° | — | — |
| 1978 | 88° | 52° | 70° | — | — |
| 1977 | 88° | 61° | 74° | — | — |
| 1976 | 98° | 63° | 80° | — | — |
| 1975 | 90° | 58° | 74° | — | — |
| 1974 | 98° | 59° | 79° | — | — |
| 1973 | 104° | 67° | 85° | — | — |
| 1972 | 102° | 65° | 83° | — | — |
| 1971 | 93° | 59° | 76° | — | — |
55 years of data from FONTANA KAISER