Weather on September 29
El Monte, CA
55 Years of Data
Avg High
87°F
Avg Low
60°F
Warmest
2020
84°F avg
Coldest
1971
62°F avg
About This Date
September 29th 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 29th was in 2020 (84°F average), while the coldest was 1971 (62°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 4% of September 29th dates historically, with the wettest September 29th recording 1.55" of rain. The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
Planning for September 29th in El Monte, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 61° | 71° | — | — |
| 2024 | 85° | 52° | 68° | — | — |
| 2023 | 75° | 59° | 67° | — | — |
| 2022 | 87° | 64° | 76° | — | — |
| 2021 | 77° | 58° | 67° | — | — |
| 2020warmest | 101° | 67° | 84° | — | — |
| 2019 | 77° | 56° | 66° | — | — |
| 2018 | 83° | 60° | 71° | — | — |
| 2017 | 91° | 63° | 77° | — | — |
| 2016 | 77° | 69° | 73° | — | — |
| 2015 | 90° | 62° | 76° | — | — |
| 2014 | 81° | 60° | 70° | — | — |
| 2013 | 88° | 55° | 71° | — | — |
| 2012 | 89° | 63° | 76° | — | — |
| 2011 | 93° | 57° | 75° | — | — |
| 2010 | 94° | 68° | 81° | — | — |
| 2009 | 80° | 58° | 69° | — | — |
| 2008 | 89° | 64° | 77° | 0.1" | — |
| 2007 | 75° | 60° | 68° | — | — |
| 2006 | 86° | 57° | 72° | — | — |
| 2005 | 100° | 63° | 81° | — | — |
| 2004 | 80° | 63° | 71° | — | — |
| 2003 | 92° | 68° | 80° | — | — |
| 2002 | 75° | 60° | 68° | — | — |
| 2001 | 99° | 55° | 77° | — | — |
| 2000 | 81° | 61° | 71° | — | — |
| 1999 | 104° | 59° | 82° | — | — |
| 1998 | 74° | 54° | 64° | — | — |
| 1997 | 97° | 65° | 81° | — | — |
| 1996 | 89° | 55° | 72° | — | — |
| 1995 | 81° | 56° | 68° | — | — |
| 1994 | 92° | 70° | 81° | — | — |
| 1993 | 94° | 58° | 76° | — | — |
| 1992 | 102° | 60° | 81° | — | — |
| 1991 | 85° | 60° | 72° | — | — |
| 1990 | 82° | 60° | 71° | — | — |
| 1989 | 89° | 60° | 75° | — | — |
| 1988 | 101° | 56° | 78° | — | — |
| 1987 | 92° | 61° | 76° | — | — |
| 1986 | 83° | 49° | 66° | — | — |
| 1985 | 76° | 64° | 70° | — | — |
| 1984 | 98° | 62° | 80° | — | — |
| 1983 | 75° | 62° | 69° | 1.55" | — |
| 1982 | 74° | 59° | 66° | — | — |
| 1981 | 80° | 62° | 71° | — | — |
| 1980 | 96° | — | — | — | — |
| 1979 | 80° | 61° | 70° | — | — |
| 1978 | 100° | 65° | 82° | — | — |
| 1977 | 82° | 61° | 71° | — | — |
| 1976 | 85° | 63° | 74° | — | — |
| 1975 | 79° | 56° | 67° | — | — |
| 1974 | 84° | 54° | 69° | — | — |
| 1973 | 93° | 55° | 74° | — | — |
| 1972 | 88° | 61° | 74° | — | — |
| 1971coldest | 77° | 47° | 62° | — | — |
55 years of data from SAN GABRIEL FIRE DEPT