Weather on September 3
Pomona, CA
55 Years of Data
Avg High
91°F
Avg Low
63°F
Warmest
2007
93°F avg
Coldest
2000
65°F avg
About This Date
September 3rd in Pomona, CA typically brings hot fall weather, with average highs around 91°F and lows near 63°F — a 28°F daily swing. Over 52 years of records, the warmest September 3rd was in 2007 (93°F average), while the coldest was 2000 (65°F) — a 28°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 September 3rd in Pomona, 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 | 96° | 71° | 84° | — | — |
| 2024 | 97° | 69° | 83° | — | — |
| 2023 | 78° | 58° | 68° | — | — |
| 2022 | 104° | 80° | 92° | — | — |
| 2021 | 90° | 57° | 73° | — | — |
| 2020 | 91° | 62° | 77° | — | — |
| 2019 | 94° | 72° | 83° | — | — |
| 2018 | 83° | 61° | 72° | — | — |
| 2017 | 96° | 71° | 84° | — | — |
| 2016 | 79° | 56° | 67° | — | — |
| 2015 | 83° | 54° | 68° | — | — |
| 2014 | 87° | 59° | 73° | — | — |
| 2013 | 97° | 71° | 84° | — | — |
| 2012 | 97° | 60° | 78° | — | — |
| 2011 | 89° | 58° | 73° | — | — |
| 2010 | 98° | 59° | 79° | — | — |
| 2009 | 99° | 70° | 84° | — | — |
| 2008 | 97° | 64° | 80° | — | — |
| 2007warmest | 109° | 77° | 93° | — | — |
| 2006 | 100° | 73° | 87° | — | — |
| 2005 | — | 60° | — | — | — |
| 2004 | 99° | 63° | 81° | — | — |
| 2003 | 94° | 64° | 79° | — | — |
| 2002 | 106° | 73° | 89° | — | — |
| 2001 | 91° | 67° | 79° | — | — |
| 2000coldest | 79° | 52° | 65° | — | — |
| 1999 | 79° | 56° | 67° | — | — |
| 1998 | 97° | 72° | 84° | — | — |
| 1994 | 87° | 55° | 71° | — | — |
| 1993 | 94° | 52° | 73° | — | — |
| 1992 | 76° | 70° | 73° | — | — |
| 1991 | 91° | 62° | 77° | — | — |
| 1990 | 96° | 62° | 79° | — | — |
| 1989 | 93° | 50° | 72° | — | — |
| 1988 | 101° | 64° | 82° | — | — |
| 1987 | 88° | 58° | 73° | — | — |
| 1986 | 86° | 55° | 71° | — | — |
| 1985 | 74° | 64° | 69° | — | — |
| 1984 | 92° | 63° | 77° | — | — |
| 1983 | 98° | 65° | 81° | — | — |
| 1982 | 106° | 72° | 89° | — | — |
| 1981 | 83° | 58° | 70° | — | — |
| 1980 | 88° | 59° | 73° | — | — |
| 1979 | 91° | 58° | 74° | — | — |
| 1978 | 92° | 61° | 76° | — | — |
| 1977 | 87° | 62° | 75° | — | — |
| 1976 | 91° | 65° | 78° | — | — |
| 1975 | 89° | 55° | 72° | — | — |
| 1974 | 91° | 60° | 76° | — | — |
| 1973 | 82° | 56° | 69° | — | — |
| 1972 | 84° | 62° | 73° | — | — |
| 1971 | 83° | 60° | 71° | — | — |
52 years of data from POMONA/FAIRPLEX