Weather on November 21
Fullerton, CA
55 Years of Data
About This Date
November 21st in Fullerton, CA typically brings pleasant fall weather, with average highs around 74°F and lows near 50°F. Over 55 years of records, the warmest November 21st was in 2002 (80°F average), while the coldest was 1979 (50°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 22% of November 21st dates historically, with the wettest November 21st recording 3.58" of rain. 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 November 21st in Fullerton, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 54° | 59° | 0.99" | — |
| 2024 | 79° | 48° | 63° | — | — |
| 2023 | 84° | 66° | 75° | — | — |
| 2022 | 82° | 56° | 69° | — | — |
| 2021 | 84° | 53° | 69° | — | — |
| 2020 | 80° | 51° | 66° | — | — |
| 2019 | 68° | 52° | 60° | 0.05" | — |
| 2018 | 74° | 50° | 62° | — | — |
| 2017 | 90° | 58° | 74° | — | — |
| 2016 | 68° | 37° | 53° | 1.63" | — |
| 2015 | 87° | 64° | 76° | — | — |
| 2014 | 74° | 55° | 64° | — | — |
| 2013 | 64° | 57° | 61° | 0.64" | — |
| 2012 | 70° | 50° | 60° | — | — |
| 2011 | 65° | 45° | 55° | 0.99" | — |
| 2010 | 60° | 47° | 53° | 0.36" | — |
| 2009 | 70° | 49° | 59° | — | — |
| 2008 | 86° | 54° | 70° | — | — |
| 2007 | 73° | 54° | 63° | — | — |
| 2006 | 84° | 54° | 69° | — | — |
| 2005 | 92° | 60° | 76° | — | — |
| 2004 | 63° | 44° | 53° | 2.59" | — |
| 2003 | 67° | 57° | 62° | — | — |
| 2002warmest | 90° | 71° | 80° | — | — |
| 2001 | 71° | 54° | 62° | — | — |
| 2000 | 81° | 55° | 68° | — | — |
| 1999 | 69° | 50° | 60° | — | — |
| 1998 | 78° | 50° | 64° | — | — |
| 1997 | 77° | 55° | 66° | — | — |
| 1996 | 63° | 60° | 61° | 3.58" | — |
| 1995 | 74° | 53° | 63° | — | — |
| 1994 | 66° | 40° | 53° | — | — |
| 1993 | 77° | 50° | 64° | — | — |
| 1992 | 70° | 54° | 62° | — | — |
| 1991 | 77° | 51° | 64° | — | — |
| 1990 | 67° | 49° | 58° | — | — |
| 1989 | 78° | 53° | 66° | — | — |
| 1988 | 76° | 46° | 61° | — | — |
| 1987 | 70° | 54° | 62° | — | — |
| 1986 | 69° | 59° | 64° | — | — |
| 1985 | 70° | 49° | 59° | — | — |
| 1984 | 71° | 53° | 62° | 0.2" | — |
| 1983 | 63° | 41° | 52° | 0.15" | — |
| 1982 | 67° | 44° | 55° | — | — |
| 1981 | 78° | 44° | 61° | — | — |
| 1980 | 84° | 40° | 62° | — | — |
| 1979coldest | 71° | 29° | 50° | — | — |
| 1978 | 65° | 47° | 56° | 1.65" | — |
| 1977 | 70° | 41° | 55° | — | — |
| 1976 | 75° | 48° | 62° | — | — |
| 1975 | 76° | 37° | 56° | — | — |
| 1974 | 65° | 50° | 57° | — | — |
| 1973 | 63° | 44° | 53° | 0.1" | — |
| 1972 | 74° | 46° | 60° | — | — |
| 1971 | 69° | 40° | 54° | — | — |
Fullerton, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Fullerton, CA Monthly Precipitation
Average rainfall per month, in inches.
Fullerton, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Fullerton, CA
Fullerton, CA has no months that meet our "pleasant" threshold — every season has tradeoffs.