Weather on April 27
Fullerton, CA
55 Years of Data
Avg High
76°F
Avg Low
53°F
Warmest
2008
86°F avg
Coldest
1971
53°F avg
About This Date
April 27th in Fullerton, CA typically brings pleasant spring weather, with average highs around 76°F and lows near 53°F. Over 55 years of records, the warmest April 27th was in 2008 (86°F average), while the coldest was 1971 (53°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 4% of April 27th dates historically. The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.
Planning for April 27th in Fullerton, CA? Great weather for outdoor activities.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 51° | 56° | — | — |
| 2024 | 71° | 52° | 61° | — | — |
| 2023 | 76° | 58° | 67° | — | — |
| 2022 | 79° | 57° | 68° | — | — |
| 2021 | 70° | 53° | 61° | — | — |
| 2020 | 83° | 60° | 71° | — | — |
| 2019 | 72° | 58° | 65° | — | — |
| 2018 | 74° | 57° | 65° | — | — |
| 2017 | 78° | 60° | 69° | — | — |
| 2016 | 72° | 54° | 63° | — | — |
| 2015 | 92° | 54° | 73° | — | — |
| 2014 | 71° | 55° | 63° | — | — |
| 2013 | 77° | 54° | 65° | — | — |
| 2012 | 74° | 57° | 65° | — | — |
| 2011 | 93° | 53° | 73° | — | — |
| 2010 | 74° | 56° | 65° | — | — |
| 2009 | 72° | 55° | 63° | — | — |
| 2008warmest | 104° | 68° | 86° | — | — |
| 2007 | 87° | 55° | 71° | — | — |
| 2006 | 67° | 57° | 62° | — | — |
| 2005 | 71° | 57° | 64° | — | — |
| 2004 | 103° | 65° | 84° | — | — |
| 2003 | 70° | 50° | 60° | — | — |
| 2002 | 63° | 54° | 58° | — | — |
| 2001 | 70° | 56° | 63° | — | — |
| 2000 | 90° | 55° | 72° | — | — |
| 1999 | 71° | 55° | 63° | — | — |
| 1998 | 85° | 51° | 68° | — | — |
| 1997 | 85° | 56° | 70° | — | — |
| 1996 | 73° | 63° | 68° | — | — |
| 1995 | 71° | 57° | 64° | — | — |
| 1994 | 60° | 48° | 54° | 0.03" | — |
| 1993 | 80° | 55° | 68° | — | — |
| 1992 | 92° | 58° | 75° | — | — |
| 1991 | 79° | 50° | 64° | — | — |
| 1990 | 79° | 55° | 67° | — | — |
| 1989 | 70° | 49° | 59° | — | — |
| 1988 | 67° | 56° | 61° | — | — |
| 1987 | 73° | 58° | 65° | — | — |
| 1986 | 86° | 54° | 70° | — | — |
| 1985 | 83° | 48° | 65° | — | — |
| 1984 | 65° | 47° | 56° | 0.25" | — |
| 1983 | 71° | 54° | 62° | — | — |
| 1982 | 78° | 47° | 62° | — | — |
| 1981 | 76° | 51° | 63° | — | — |
| 1980 | 72° | 54° | 63° | — | — |
| 1979 | 75° | 50° | 63° | — | — |
| 1978 | 75° | 44° | 60° | — | — |
| 1977 | 71° | 49° | 60° | — | — |
| 1976 | 72° | 42° | 57° | — | — |
| 1975 | 68° | 39° | 54° | — | — |
| 1974 | 76° | 42° | 59° | — | — |
| 1973 | 69° | 53° | 61° | — | — |
| 1972 | 87° | 49° | 68° | — | — |
| 1971coldest | 68° | 38° | 53° | — | — |
55 years of data from ANAHEIM