Weather on May 25
Fullerton, CA
55 Years of Data
Avg High
75°F
Avg Low
57°F
Warmest
2021
76°F avg
Coldest
1980
57°F avg
About This Date
May 25th in Fullerton, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 57°F. Over 55 years of records, the warmest May 25th was in 2021 (76°F average), while the coldest was 1980 (57°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 2% of May 25th dates historically. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for May 25th in Fullerton, CA? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 61° | 68° | — | — |
| 2024 | 71° | 57° | 64° | — | — |
| 2023 | 70° | 60° | 65° | — | — |
| 2022 | 78° | 59° | 69° | — | — |
| 2021warmest | 91° | 61° | 76° | — | — |
| 2020 | 84° | 61° | 72° | — | — |
| 2019 | 74° | 54° | 64° | — | — |
| 2018 | 72° | 59° | 65° | — | — |
| 2017 | 74° | 59° | 66° | 0.03" | — |
| 2016 | 71° | 58° | 64° | — | — |
| 2015 | 71° | 56° | 63° | — | — |
| 2014 | 82° | 63° | 72° | — | — |
| 2013 | 75° | 60° | 68° | — | — |
| 2012 | 70° | 61° | 65° | — | — |
| 2011 | 79° | 54° | 66° | — | — |
| 2010 | 74° | 51° | 62° | — | — |
| 2009 | 74° | 60° | 67° | — | — |
| 2008 | 70° | 60° | 65° | — | — |
| 2007 | 79° | 60° | 69° | — | — |
| 2006 | 85° | 62° | 73° | — | — |
| 2005 | 84° | 63° | 73° | — | — |
| 2004 | 70° | 59° | 64° | — | — |
| 2003 | 79° | 55° | 67° | — | — |
| 2002 | 73° | 58° | 65° | — | — |
| 2001 | 77° | 62° | 70° | — | — |
| 2000 | 65° | 60° | 62° | — | — |
| 1999 | 74° | 57° | 65° | — | — |
| 1998 | 72° | 58° | 65° | — | — |
| 1997 | 75° | 59° | 67° | — | — |
| 1996 | 68° | 54° | 61° | — | — |
| 1995 | 68° | 56° | 62° | — | — |
| 1994 | 64° | 58° | 61° | — | — |
| 1993 | 77° | 58° | 67° | — | — |
| 1992 | 75° | 61° | 68° | — | — |
| 1991 | 76° | 56° | 66° | — | — |
| 1990 | 76° | 54° | 65° | — | — |
| 1989 | 73° | 55° | 64° | — | — |
| 1988 | 75° | 60° | 68° | — | — |
| 1987 | 69° | 57° | 63° | — | — |
| 1986 | 82° | 58° | 70° | — | — |
| 1985 | 74° | 59° | 66° | — | — |
| 1984 | 76° | 61° | 68° | — | — |
| 1983 | 77° | 60° | 69° | — | — |
| 1982 | 79° | 58° | 68° | — | — |
| 1981 | 79° | 59° | 69° | — | — |
| 1980coldest | 71° | 42° | 57° | — | — |
| 1979 | 78° | 56° | 67° | — | — |
| 1978 | 72° | 45° | 58° | — | — |
| 1977 | 71° | 50° | 61° | — | — |
| 1976 | 73° | 52° | 62° | — | — |
| 1975 | 76° | 54° | 65° | — | — |
| 1974 | 98° | 52° | 75° | — | — |
| 1973 | 65° | 54° | 59° | — | — |
| 1972 | 69° | 56° | 62° | — | — |
| 1971 | 77° | 53° | 65° | — | — |
55 years of data from ANAHEIM