Weather on July 4
Fullerton, CA
55 Years of Data
Avg High
85°F
Avg Low
62°F
Warmest
1985
81°F avg
Coldest
1975
67°F avg
About This Date
July 4th in Fullerton, CA typically brings warm summer weather, with average highs around 85°F and lows near 62°F. Over 55 years of records, the warmest July 4th was in 1985 (81°F average), while the coldest was 1975 (67°F) — a 14°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for July 4th in Fullerton, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 65° | 74° | — | — |
| 2024 | 86° | 64° | 75° | — | — |
| 2023 | 82° | 62° | 72° | — | — |
| 2022 | 82° | 64° | 73° | — | — |
| 2021 | 89° | 66° | 78° | — | — |
| 2020 | 89° | 64° | 77° | — | — |
| 2019 | 81° | 65° | 73° | — | — |
| 2018 | 87° | 64° | 76° | — | — |
| 2017 | 93° | 64° | 79° | — | — |
| 2016 | 83° | 65° | 74° | — | — |
| 2015 | 85° | 65° | 75° | — | — |
| 2014 | 90° | 66° | 78° | — | — |
| 2013 | 86° | 65° | 75° | — | — |
| 2012 | 75° | 63° | 69° | — | — |
| 2011 | 89° | 66° | 78° | — | — |
| 2010 | 77° | 59° | 68° | — | — |
| 2009 | 91° | 60° | 76° | — | — |
| 2008 | 92° | 66° | 79° | — | — |
| 2007 | 91° | 65° | 78° | — | — |
| 2006 | 93° | 70° | 81° | — | — |
| 2005 | 82° | 60° | 71° | — | — |
| 2004 | 85° | 64° | 74° | — | — |
| 2003 | 92° | 64° | 78° | — | — |
| 2002 | 78° | 61° | 69° | — | — |
| 2001 | 90° | 70° | 80° | — | — |
| 2000 | 78° | 62° | 70° | — | — |
| 1999 | 80° | 62° | 71° | — | — |
| 1998 | 77° | 63° | 70° | — | — |
| 1997 | 93° | 60° | 77° | — | — |
| 1996 | 90° | 63° | 76° | — | — |
| 1995 | 74° | 63° | 68° | — | — |
| 1994 | 82° | 64° | 73° | — | — |
| 1993 | 78° | 65° | 71° | — | — |
| 1992 | 81° | 61° | 71° | — | — |
| 1991 | 78° | 62° | 70° | — | — |
| 1990 | 87° | 60° | 74° | — | — |
| 1989 | 97° | 62° | 79° | — | — |
| 1988 | 79° | 63° | 71° | — | — |
| 1987 | 78° | 58° | 68° | — | — |
| 1986 | 78° | 65° | 71° | — | — |
| 1985warmest | 94° | 68° | 81° | — | — |
| 1984 | 83° | 63° | 73° | — | — |
| 1983 | 79° | 62° | 70° | — | — |
| 1982 | 83° | 58° | 70° | — | — |
| 1981 | 92° | 67° | 79° | — | — |
| 1980 | 97° | 54° | 75° | — | — |
| 1979 | 81° | 53° | 67° | — | — |
| 1978 | 83° | 53° | 68° | — | — |
| 1977 | 80° | 59° | 70° | — | — |
| 1976 | 87° | 56° | 71° | — | — |
| 1975coldest | 83° | 52° | 67° | — | — |
| 1974 | 90° | 54° | 72° | — | — |
| 1973 | 87° | 62° | 75° | — | — |
| 1972 | 93° | 61° | 77° | — | — |
| 1971 | 83° | 58° | 70° | — | — |
55 years of data from ANAHEIM