Weather on August 24
San Marcos, CA
55 Years of Data
Avg High
87°F
Avg Low
63°F
Warmest
2020
83°F avg
Coldest
1978
66°F avg
About This Date
August 24th in San Marcos, CA typically brings warm summer weather, with average highs around 87°F and lows near 63°F. Over 55 years of records, the warmest August 24th was in 2020 (83°F average), while the coldest was 1978 (66°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 24th dates historically. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for August 24th in San Marcos, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 70° | 82° | — | — |
| 2024 | 87° | 62° | 75° | — | — |
| 2023 | 85° | 65° | 75° | — | — |
| 2022 | 93° | 66° | 80° | — | — |
| 2021 | 88° | 60° | 74° | — | — |
| 2020warmest | 93° | 73° | 83° | — | — |
| 2019 | 89° | 64° | 77° | — | — |
| 2018 | 87° | 68° | 78° | — | — |
| 2017 | 78° | 64° | 71° | — | — |
| 2016 | 91° | 65° | 78° | — | — |
| 2015 | 90° | 65° | 77° | — | — |
| 2014 | 87° | 64° | 76° | — | — |
| 2013 | 91° | 62° | 77° | — | — |
| 2012 | 77° | 66° | 72° | 0.03" | — |
| 2011 | 89° | 64° | 77° | — | — |
| 2010 | 83° | 68° | 75° | — | — |
| 2009 | 74° | 65° | 69° | — | — |
| 2008 | 74° | 67° | 70° | — | — |
| 2007 | 85° | 63° | 74° | — | — |
| 2006 | 76° | 67° | 71° | — | — |
| 2005 | 76° | 61° | 68° | — | — |
| 2004 | 83° | 60° | 71° | — | — |
| 2003 | 89° | 64° | 77° | — | — |
| 2002 | 87° | 56° | 71° | — | — |
| 2001 | 85° | 58° | 71° | — | — |
| 2000 | 89° | 66° | 78° | — | — |
| 1999 | 93° | 67° | 80° | 0.33" | — |
| 1998 | 97° | 68° | 82° | — | — |
| 1997 | 96° | 66° | 81° | — | — |
| 1996 | 94° | 67° | 80° | — | — |
| 1995 | 90° | 60° | 75° | — | — |
| 1994 | 91° | 61° | 76° | — | — |
| 1993 | 89° | 59° | 74° | — | — |
| 1992 | 84° | 68° | 76° | — | — |
| 1991 | 84° | 65° | 74° | — | — |
| 1990 | 78° | 64° | 71° | — | — |
| 1989 | 79° | 62° | 70° | — | — |
| 1988 | 91° | 69° | 80° | — | — |
| 1987 | 81° | 56° | 68° | — | — |
| 1986 | 87° | 61° | 74° | — | — |
| 1985 | 99° | 63° | 81° | — | — |
| 1984 | 86° | 64° | 75° | — | — |
| 1983 | 82° | 62° | 72° | — | — |
| 1982 | 79° | 66° | 72° | — | — |
| 1981 | 93° | 61° | 77° | — | — |
| 1980 | 85° | 60° | 72° | — | — |
| 1979 | 99° | 58° | 78° | — | — |
| 1978coldest | 82° | 50° | 66° | — | — |
| 1977 | 84° | 63° | 73° | — | — |
| 1976 | 87° | 58° | 72° | — | — |
| 1975 | 95° | 55° | 75° | — | — |
| 1974 | 88° | 59° | 73° | — | — |
| 1973 | 85° | 54° | 69° | — | — |
| 1972 | 82° | 65° | 73° | — | — |
| 1971 | 83° | 60° | 71° | — | — |
55 years of data from ESCONDIDO #2