Weather on October 19
Fullerton, CA
55 Years of Data
Avg High
81°F
Avg Low
57°F
Warmest
2022
84°F avg
Coldest
1972
60°F avg
About This Date
October 19th in Fullerton, CA typically brings warm fall weather, with average highs around 81°F and lows near 57°F. Over 55 years of records, the warmest October 19th was in 2022 (84°F average), while the coldest was 1972 (60°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 7% of October 19th dates historically, with the wettest October 19th recording 1.14" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
Planning for October 19th in Fullerton, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 57° | 71° | — | — |
| 2024 | 80° | 56° | 68° | — | — |
| 2023 | 89° | 62° | 76° | — | — |
| 2022warmest | 99° | 69° | 84° | — | — |
| 2021 | 75° | 52° | 63° | — | — |
| 2020 | 84° | 64° | 74° | — | — |
| 2019 | 81° | 54° | 67° | — | — |
| 2018 | 92° | 58° | 75° | — | — |
| 2017 | 85° | 66° | 75° | — | — |
| 2016 | 93° | 56° | 74° | — | — |
| 2015 | 77° | 65° | 71° | — | — |
| 2014 | 79° | 59° | 69° | — | — |
| 2013 | 86° | 56° | 71° | — | — |
| 2012 | 80° | 63° | 71° | — | — |
| 2011 | 76° | 58° | 67° | — | — |
| 2010 | 67° | 61° | 64° | 0.86" | — |
| 2009 | 77° | 65° | 71° | — | — |
| 2008 | 82° | 55° | 69° | — | — |
| 2007 | 91° | 58° | 74° | — | — |
| 2006 | 89° | 57° | 73° | — | — |
| 2005 | 72° | 53° | 62° | — | — |
| 2004 | 69° | 59° | 64° | 1.14" | — |
| 2003 | 93° | 60° | 77° | — | — |
| 2002 | 71° | 50° | 61° | — | — |
| 2001 | 81° | 52° | 66° | — | — |
| 2000 | 77° | 60° | 69° | — | — |
| 1999 | 90° | 55° | 72° | — | — |
| 1998 | 85° | 52° | 68° | — | — |
| 1997 | 79° | 58° | 68° | — | — |
| 1996 | 72° | 59° | 65° | — | — |
| 1995 | 78° | 62° | 70° | — | — |
| 1994 | 77° | 50° | 64° | — | — |
| 1993 | 83° | 53° | 68° | — | — |
| 1992 | 77° | 60° | 69° | — | — |
| 1991 | 88° | 57° | 72° | — | — |
| 1990 | 77° | 62° | 70° | — | — |
| 1989 | 91° | 65° | 78° | — | — |
| 1988 | 76° | 69° | 72° | — | — |
| 1987 | 74° | 64° | 69° | — | — |
| 1986 | 74° | 52° | 63° | — | — |
| 1985 | 77° | 54° | 65° | — | — |
| 1984 | 78° | 54° | 66° | — | — |
| 1983 | 79° | 56° | 67° | — | — |
| 1982 | 87° | 54° | 70° | — | — |
| 1981 | 96° | 49° | 72° | — | — |
| 1980 | 91° | 50° | 71° | — | — |
| 1979 | 72° | 56° | 64° | 0.05" | — |
| 1978 | 85° | 54° | 69° | — | — |
| 1977 | 70° | 58° | 64° | — | — |
| 1976 | 81° | 58° | 69° | — | — |
| 1975 | 72° | 51° | 61° | — | — |
| 1974 | 80° | 51° | 66° | — | — |
| 1973 | 93° | 59° | 76° | — | — |
| 1972coldest | 72° | 49° | 60° | 0.38" | — |
| 1971 | 81° | 42° | 61° | — | — |
55 years of data from ANAHEIM