Weather on September 28
El Monte, CA
55 Years of Data
Avg High
87°F
Avg Low
60°F
Warmest
2010
87°F avg
Coldest
1971
63°F avg
About This Date
September 28th in El Monte, CA typically brings warm fall weather, with average highs around 87°F and lows near 60°F — a 27°F daily swing. Over 55 years of records, the warmest September 28th was in 2010 (87°F average), while the coldest was 1971 (63°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 28th dates historically, with the wettest September 28th recording 0.89" 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 September 28th in El Monte, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 63° | 72° | — | — |
| 2024 | 83° | 54° | 68° | — | — |
| 2023 | 78° | 59° | 69° | — | — |
| 2022 | 93° | 67° | 80° | — | — |
| 2021 | 70° | 58° | 64° | — | — |
| 2020 | 95° | 62° | 79° | — | — |
| 2019 | 71° | 58° | 64° | — | — |
| 2018 | 81° | 62° | 71° | — | — |
| 2017 | 93° | 66° | 80° | — | — |
| 2016 | 81° | 73° | 77° | — | — |
| 2015 | 92° | 62° | 77° | — | — |
| 2014 | 78° | 62° | 70° | — | — |
| 2013 | 90° | 55° | 72° | — | — |
| 2012 | 89° | 63° | 76° | — | — |
| 2011 | 85° | 59° | 72° | — | — |
| 2010warmest | 100° | 73° | 87° | — | — |
| 2009 | 104° | 61° | 82° | — | — |
| 2008 | 84° | 61° | 72° | — | — |
| 2007 | 68° | 63° | 65° | — | — |
| 2006 | 88° | 57° | 72° | — | — |
| 2005 | 95° | 58° | 76° | — | — |
| 2004 | 80° | 53° | 67° | — | — |
| 2003 | 92° | 67° | 79° | — | — |
| 2002 | 75° | 62° | 69° | 0.89" | — |
| 2001 | 91° | 56° | 73° | — | — |
| 2000 | 80° | 65° | 72° | — | — |
| 1999 | 95° | 61° | 78° | — | — |
| 1998 | 76° | 53° | 64° | — | — |
| 1997 | 100° | 63° | 81° | — | — |
| 1996 | 90° | 56° | 73° | — | — |
| 1995 | 79° | 63° | 71° | — | — |
| 1994 | 95° | 69° | 82° | — | — |
| 1993 | 102° | 59° | 81° | — | — |
| 1992 | 100° | 63° | 81° | — | — |
| 1991 | 90° | 66° | 78° | — | — |
| 1990 | 82° | 65° | 73° | — | — |
| 1989 | 95° | 62° | 79° | — | — |
| 1988 | 100° | 54° | 77° | — | — |
| 1987 | 92° | 59° | 75° | — | — |
| 1986 | 75° | 53° | 64° | — | — |
| 1985 | 77° | 58° | 67° | — | — |
| 1984 | 100° | 62° | 81° | — | — |
| 1983 | 79° | 62° | 70° | — | — |
| 1982 | 77° | 55° | 66° | — | — |
| 1981 | 84° | 56° | 70° | — | — |
| 1980 | 86° | 52° | 69° | — | — |
| 1979 | 85° | 59° | 72° | — | — |
| 1978 | 102° | 65° | 83° | — | — |
| 1977 | 82° | 58° | 70° | — | — |
| 1976 | 81° | 55° | 68° | — | — |
| 1975 | 81° | 55° | 68° | — | — |
| 1974 | 80° | 53° | 67° | — | — |
| 1973 | 99° | 55° | 77° | — | — |
| 1972 | 82° | 59° | 71° | — | — |
| 1971coldest | 77° | 49° | 63° | — | — |
55 years of data from SAN GABRIEL FIRE DEPT