Weather on August 19
El Monte, CA
55 Years of Data
Avg High
88°F
Avg Low
63°F
Warmest
1986
85°F avg
Coldest
1976
69°F avg
About This Date
August 19th in El Monte, CA typically brings warm summer weather, with average highs around 88°F and lows near 63°F — a 25°F daily swing. Over 55 years of records, the warmest August 19th was in 1986 (85°F average), while the coldest was 1976 (69°F) — a 16°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 19th dates historically, with the wettest August 19th recording 2.11" of rain. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for August 19th in El Monte, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 62° | 76° | — | — |
| 2024 | 97° | 64° | 80° | — | — |
| 2023 | 85° | 62° | 73° | — | — |
| 2022 | 89° | 62° | 76° | — | — |
| 2021 | 82° | 63° | 72° | — | — |
| 2020 | 99° | 72° | 85° | — | — |
| 2019 | 88° | 60° | 74° | — | — |
| 2018 | 89° | 65° | 77° | — | — |
| 2017 | 83° | 60° | 71° | — | — |
| 2016 | 95° | 60° | 78° | — | — |
| 2015 | 87° | 62° | 75° | — | — |
| 2014 | 81° | 69° | 75° | — | — |
| 2013 | 85° | 65° | 75° | — | — |
| 2012 | 93° | 72° | 82° | — | — |
| 2011 | 86° | 58° | 72° | — | — |
| 2010 | 96° | 67° | 81° | — | — |
| 2009 | 80° | 62° | 71° | — | — |
| 2008 | 83° | 62° | 72° | — | — |
| 2007 | 100° | 69° | 85° | — | — |
| 2006 | 80° | 63° | 71° | — | — |
| 2005 | 81° | 60° | 70° | — | — |
| 2004 | 81° | 58° | 69° | — | — |
| 2003 | 93° | 68° | 81° | — | — |
| 2002 | 83° | 63° | 73° | — | — |
| 2001 | 97° | 67° | 82° | — | — |
| 2000 | 94° | 61° | 77° | — | — |
| 1999 | 90° | 57° | 73° | — | — |
| 1998 | 87° | 58° | 72° | — | — |
| 1997 | 92° | 65° | 78° | — | — |
| 1996 | 87° | 66° | 77° | — | — |
| 1995 | 89° | 59° | 74° | — | — |
| 1994 | 91° | 68° | 80° | — | — |
| 1993 | 87° | 63° | 75° | — | — |
| 1992 | 100° | 69° | 85° | — | — |
| 1991 | 89° | 60° | 75° | — | — |
| 1990 | 85° | 67° | 76° | — | — |
| 1989 | 84° | 61° | 72° | — | — |
| 1988 | 85° | 59° | 72° | — | — |
| 1987 | 88° | 57° | 72° | — | — |
| 1986warmest | 103° | 68° | 85° | — | — |
| 1985 | 88° | 56° | 72° | — | — |
| 1984 | 89° | 71° | 80° | — | — |
| 1983 | 73° | 68° | 71° | 2.11" | — |
| 1982 | 98° | 64° | 81° | — | — |
| 1981 | 88° | 68° | 78° | — | — |
| 1980 | 80° | 64° | 72° | — | — |
| 1979 | 80° | 64° | 72° | — | — |
| 1978 | 87° | 58° | 72° | — | — |
| 1977 | 92° | 65° | 78° | — | — |
| 1976coldest | 83° | 55° | 69° | — | — |
| 1975 | 82° | 60° | 71° | — | — |
| 1974 | 86° | 62° | 74° | — | — |
| 1973 | 99° | 65° | 82° | — | — |
| 1972 | 84° | 63° | 73° | — | — |
| 1971 | 90° | 64° | 77° | — | — |
55 years of data from SAN GABRIEL FIRE DEPT