Weather on August 23
Pomona, CA
55 Years of Data
Avg High
90°F
Avg Low
60°F
Warmest
2009
90°F avg
Coldest
1992
67°F avg
About This Date
August 23rd in Pomona, CA typically brings hot summer weather, with average highs around 90°F and lows near 60°F — a 30°F daily swing. Over 51 years of records, the warmest August 23rd was in 2009 (90°F average), while the coldest was 1992 (67°F) — a 23°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 August 23rd in Pomona, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 103° | 71° | 87° | — | — |
| 2024 | 84° | 55° | 70° | — | — |
| 2023 | 91° | 63° | 77° | — | — |
| 2022 | 92° | 67° | 79° | — | — |
| 2021 | 83° | 56° | 69° | — | — |
| 2020 | 93° | 68° | 81° | — | — |
| 2019 | 88° | 56° | 72° | — | — |
| 2018 | 88° | 61° | 74° | — | — |
| 2017 | 82° | 60° | 71° | — | — |
| 2016 | 87° | 64° | 76° | — | — |
| 2015 | 92° | 60° | 76° | — | — |
| 2014 | 89° | 58° | 73° | — | — |
| 2013 | 96° | 63° | 79° | — | — |
| 2012 | 88° | 67° | 77° | — | — |
| 2011 | 96° | 62° | 79° | — | — |
| 2010 | 101° | 64° | 82° | — | — |
| 2009warmest | 92° | 88° | 90° | — | — |
| 2008 | 91° | 62° | 77° | — | — |
| 2007 | 89° | 64° | 77° | — | — |
| 2006 | 100° | 65° | 82° | — | — |
| 2005 | 93° | 62° | 78° | — | — |
| 2004 | 84° | 59° | 72° | — | — |
| 2003 | 95° | 59° | 77° | — | — |
| 2002 | 91° | 57° | 74° | — | — |
| 2001 | 79° | 60° | 69° | — | — |
| 2000 | 91° | 58° | 74° | — | — |
| 1999 | 100° | 58° | 79° | — | — |
| 1998 | 101° | 72° | 86° | — | — |
| 1993 | 90° | 52° | 71° | — | — |
| 1992coldest | 85° | 50° | 67° | — | — |
| 1991 | 93° | 62° | 78° | — | — |
| 1990 | 85° | 52° | 68° | — | — |
| 1989 | 81° | 55° | 68° | — | — |
| 1988 | 92° | 63° | 77° | — | — |
| 1987 | 87° | 48° | 68° | — | — |
| 1986 | 91° | 50° | 71° | — | — |
| 1985 | 97° | 58° | 77° | — | — |
| 1984 | 93° | 66° | 80° | — | — |
| 1983 | 82° | 55° | 69° | — | — |
| 1982 | 88° | 64° | 76° | — | — |
| 1981 | 88° | 64° | 76° | — | — |
| 1980 | 88° | 65° | 76° | — | — |
| 1979 | 90° | 59° | 74° | — | — |
| 1978 | 83° | 53° | 68° | — | — |
| 1977 | 87° | 63° | 75° | — | — |
| 1976 | 87° | 57° | 72° | — | — |
| 1975 | 87° | 55° | 71° | — | — |
| 1974 | 86° | 56° | 71° | — | — |
| 1973 | 93° | 51° | 72° | — | — |
| 1972 | 102° | 60° | 81° | — | — |
| 1971 | 87° | 59° | 73° | — | — |
51 years of data from POMONA/FAIRPLEX