Weather on November 21
Pomona, CA
55 Years of Data
Avg High
71°F
Avg Low
45°F
Warmest
2002
72°F avg
Coldest
1983
48°F avg
About This Date
November 21st in Pomona, CA typically brings pleasant fall weather, with average highs around 71°F and lows near 45°F — a 26°F daily swing. Over 52 years of records, the warmest November 21st was in 2002 (72°F average), while the coldest was 1983 (48°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 8% of November 21st dates historically, with the wettest November 21st recording 0.86" 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 Pomona, CA? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 61° | 47° | 54° | — | — |
| 2024 | 78° | 45° | 61° | — | — |
| 2023 | 78° | 48° | 63° | — | — |
| 2022 | 71° | 45° | 58° | — | — |
| 2021 | 82° | 55° | 69° | — | — |
| 2020 | 80° | 52° | 66° | — | — |
| 2019 | 60° | 45° | 52° | — | — |
| 2018 | 66° | 45° | 55° | — | — |
| 2017 | 88° | 56° | 72° | — | — |
| 2016 | 60° | 50° | 55° | — | — |
| 2015 | 85° | 54° | 69° | — | — |
| 2014 | 69° | 48° | 59° | — | — |
| 2013 | 58° | 48° | 53° | — | — |
| 2012 | 69° | 47° | 58° | — | — |
| 2011 | 60° | 41° | 51° | 0.03" | — |
| 2010 | 58° | 44° | 51° | 0.66" | — |
| 2009 | 65° | 44° | 54° | — | — |
| 2008 | 83° | 52° | 67° | — | — |
| 2007 | 68° | 49° | 58° | — | — |
| 2006 | 65° | 41° | 53° | — | — |
| 2005 | 88° | 39° | 63° | — | — |
| 2004 | 66° | 42° | 54° | — | — |
| 2003 | 59° | 47° | 53° | — | — |
| 2002warmest | 89° | 55° | 72° | — | — |
| 2001 | 78° | 49° | 63° | — | — |
| 2000 | 79° | 44° | 61° | — | — |
| 1999 | 66° | 44° | 55° | — | — |
| 1998 | 76° | 49° | 62° | — | — |
| 1994 | 67° | 29° | 48° | — | — |
| 1993 | 70° | 40° | 55° | — | — |
| 1992 | 65° | 35° | 50° | — | — |
| 1991 | 76° | 53° | 64° | — | — |
| 1990 | 65° | 40° | 52° | — | — |
| 1989 | 81° | 50° | 65° | — | — |
| 1988 | 80° | 43° | 61° | — | — |
| 1987 | 77° | 46° | 62° | — | — |
| 1986 | 65° | 57° | 61° | — | — |
| 1985 | 68° | 38° | 53° | — | — |
| 1984 | 61° | 45° | 53° | 0.86" | — |
| 1983coldest | 61° | 35° | 48° | — | — |
| 1982 | 66° | 46° | 56° | — | — |
| 1981 | 75° | 47° | 61° | — | — |
| 1980 | 80° | 40° | 60° | — | — |
| 1979 | 66° | 34° | 50° | — | — |
| 1978 | 63° | 44° | 53° | 0.66" | — |
| 1977 | 66° | 43° | 54° | — | — |
| 1976 | 76° | 48° | 62° | — | — |
| 1975 | 70° | 38° | 54° | — | — |
| 1974 | 80° | 46° | 63° | — | — |
| 1973 | 63° | 44° | 53° | — | — |
| 1972 | 70° | 42° | 56° | — | — |
| 1971 | 70° | 41° | 55° | — | — |
52 years of data from POMONA/FAIRPLEX