Weather on June 1
Fullerton, CA
55 Years of Data
Avg High
78°F
Avg Low
58°F
Warmest
2025
76°F avg
Coldest
1971
57°F avg
About This Date
June 1st in Fullerton, CA typically brings pleasant summer weather, with average highs around 78°F and lows near 58°F. Over 55 years of records, the warmest June 1st was in 2025 (76°F average), while the coldest was 1971 (57°F) — a 19°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 June 1st in Fullerton, CA? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025warmest | 87° | 65° | 76° | — | — |
| 2024 | 75° | 60° | 68° | — | — |
| 2023 | 68° | 60° | 64° | — | — |
| 2022 | 87° | 61° | 74° | — | — |
| 2021 | 82° | 62° | 72° | — | — |
| 2020 | 87° | 61° | 74° | — | — |
| 2019 | 71° | 61° | 66° | — | — |
| 2018 | 79° | 56° | 67° | — | — |
| 2017 | 77° | 60° | 69° | — | — |
| 2016 | 76° | 62° | 69° | — | — |
| 2015 | 79° | 61° | 70° | — | — |
| 2014 | 85° | 59° | 72° | — | — |
| 2013 | 77° | 64° | 71° | — | — |
| 2012 | 80° | 62° | 71° | — | — |
| 2011 | 77° | 55° | 66° | — | — |
| 2010 | 74° | 60° | 67° | — | — |
| 2009 | 76° | 61° | 68° | — | — |
| 2008 | 76° | 57° | 66° | — | — |
| 2007 | 77° | 59° | 68° | — | — |
| 2006 | 87° | 62° | 75° | — | — |
| 2005 | 77° | 62° | 70° | — | — |
| 2004 | 89° | 59° | 74° | — | — |
| 2003 | 81° | 61° | 71° | — | — |
| 2002 | 77° | 62° | 70° | — | — |
| 2001 | 81° | 63° | 72° | — | — |
| 2000 | 80° | 62° | 71° | — | — |
| 1999 | 72° | 52° | 62° | — | — |
| 1998 | 76° | 53° | 64° | — | — |
| 1997 | 82° | 65° | 73° | — | — |
| 1996 | 87° | 56° | 71° | — | — |
| 1995 | 72° | 58° | 65° | — | — |
| 1994 | 81° | 58° | 69° | — | — |
| 1993 | 77° | 61° | 69° | — | — |
| 1992 | 83° | 62° | 72° | — | — |
| 1991 | 73° | 57° | 65° | — | — |
| 1990 | 75° | 54° | 64° | — | — |
| 1989 | 76° | 59° | 67° | — | — |
| 1988 | 80° | 55° | 68° | — | — |
| 1987 | 83° | 56° | 69° | — | — |
| 1986 | 74° | 61° | 67° | — | — |
| 1985 | 70° | 55° | 62° | — | — |
| 1984 | 75° | 61° | 68° | — | — |
| 1983 | 70° | 60° | 65° | — | — |
| 1982 | 75° | 48° | 62° | — | — |
| 1981 | 83° | 61° | 72° | — | — |
| 1980 | 71° | 47° | 59° | — | — |
| 1979 | 79° | 54° | 66° | — | — |
| 1978 | 72° | 53° | 62° | — | — |
| 1977 | 83° | 56° | 69° | — | — |
| 1976 | 81° | 57° | 69° | — | — |
| 1975 | 78° | 56° | 67° | — | — |
| 1974 | 79° | 56° | 67° | — | — |
| 1973 | 69° | 58° | 63° | — | — |
| 1972 | 86° | 61° | 73° | — | — |
| 1971coldest | 71° | 42° | 57° | — | — |
55 years of data from ANAHEIM