Weather on June 26
San Marcos, CA
55 Years of Data
Avg High
85°F
Avg Low
60°F
Warmest
1994
85°F avg
Coldest
1972
65°F avg
About This Date
June 26th in San Marcos, CA typically brings warm summer weather, with average highs around 85°F and lows near 60°F — a 25°F daily swing. Over 55 years of records, the warmest June 26th was in 1994 (85°F average), while the coldest was 1972 (65°F) — a 20°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for June 26th in San Marcos, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 61° | 73° | — | — |
| 2024 | 85° | 66° | 75° | — | — |
| 2023 | 82° | 58° | 70° | — | — |
| 2022 | 93° | 59° | 76° | — | — |
| 2021 | 87° | 62° | 75° | — | — |
| 2020 | 87° | 62° | 75° | — | — |
| 2019 | 76° | 61° | 68° | — | — |
| 2018 | 87° | 61° | 74° | — | — |
| 2017 | 101° | 67° | 84° | — | — |
| 2016 | 89° | 62° | 76° | — | — |
| 2015 | 88° | 64° | 76° | — | — |
| 2014 | 84° | 64° | 74° | — | — |
| 2013 | 86° | 63° | 74° | — | — |
| 2012 | 84° | 54° | 69° | — | — |
| 2011 | 85° | 57° | 71° | — | — |
| 2010 | 69° | 62° | 66° | — | — |
| 2009 | 70° | 62° | 66° | — | — |
| 2008 | 70° | 62° | 66° | — | — |
| 2007 | 70° | 60° | 65° | — | — |
| 2006 | 84° | 68° | 76° | — | — |
| 2005 | 79° | 55° | 67° | — | — |
| 2004 | 90° | 57° | 73° | — | — |
| 2003 | 89° | 68° | 79° | — | — |
| 2002 | 83° | 55° | 69° | — | — |
| 2001 | 87° | 64° | 76° | — | — |
| 2000 | 92° | 69° | 80° | — | — |
| 1999 | 83° | 56° | 69° | — | — |
| 1998 | 82° | 60° | 71° | — | — |
| 1997 | 84° | 62° | 73° | — | — |
| 1996 | 77° | 59° | 68° | — | — |
| 1995 | 81° | 62° | 71° | — | — |
| 1994warmest | 105° | 65° | 85° | — | — |
| 1993 | 89° | 63° | 76° | — | — |
| 1992 | 82° | 57° | 70° | — | — |
| 1991 | 75° | 59° | 67° | — | — |
| 1990 | 103° | 66° | 84° | — | — |
| 1989 | 83° | 56° | 69° | — | — |
| 1988 | 84° | 58° | 71° | — | — |
| 1987 | 80° | 57° | 69° | — | — |
| 1986 | 88° | 61° | 74° | — | — |
| 1985 | 87° | 54° | 70° | — | — |
| 1984 | 94° | 62° | 78° | — | — |
| 1983 | 80° | 60° | 70° | — | — |
| 1982 | 84° | 57° | 71° | — | — |
| 1981 | 90° | 60° | 75° | — | — |
| 1980 | 90° | 54° | 72° | — | — |
| 1979 | 90° | 57° | 73° | — | — |
| 1978 | 75° | 58° | 66° | — | — |
| 1977 | 85° | 58° | 71° | — | — |
| 1976 | 100° | 59° | 80° | — | — |
| 1975 | 89° | 52° | 70° | — | — |
| 1974 | 95° | 58° | 76° | — | — |
| 1973 | 89° | 59° | 74° | — | — |
| 1972coldest | 80° | 50° | 65° | — | — |
| 1971 | 82° | 57° | 70° | — | — |
55 years of data from ESCONDIDO #2