Weather on July 3
Mission Viejo, CA
55 Years of Data
Avg High
82°F
Avg Low
60°F
Warmest
1981
82°F avg
Coldest
2010
62°F avg
About This Date
July 3rd in Mission Viejo, CA typically brings warm summer weather, with average highs around 82°F and lows near 60°F. Over 55 years of records, the warmest July 3rd was in 1981 (82°F average), while the coldest was 2010 (62°F) — a 20°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for July 3rd in Mission Viejo, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 58° | 68° | — | — |
| 2024 | 86° | 60° | 73° | — | — |
| 2023 | 79° | 57° | 68° | — | — |
| 2022 | 75° | 58° | 66° | — | — |
| 2021 | 85° | 59° | 72° | — | — |
| 2020 | 85° | 57° | 71° | — | — |
| 2019 | 76° | 58° | 67° | — | — |
| 2018 | 77° | 60° | 69° | — | — |
| 2017 | 89° | 56° | 72° | — | — |
| 2016 | 75° | 59° | 67° | — | — |
| 2015 | 85° | 61° | 73° | — | — |
| 2014 | 86° | 60° | 73° | — | — |
| 2013 | 87° | 60° | 74° | — | — |
| 2012 | 74° | 58° | 66° | — | — |
| 2011 | 84° | 56° | 70° | — | — |
| 2010coldest | 73° | 52° | 62° | — | — |
| 2009 | 84° | 58° | 71° | — | — |
| 2008 | 87° | 57° | 72° | — | — |
| 2007 | 91° | 60° | 76° | — | — |
| 2006 | 92° | 66° | 79° | — | — |
| 2005 | 81° | 56° | 68° | — | — |
| 2004 | 78° | 59° | 69° | — | — |
| 2003 | 93° | 63° | 78° | — | — |
| 2002 | 80° | 58° | 69° | — | — |
| 2001 | 86° | 63° | 74° | — | — |
| 2000 | 79° | 58° | 68° | — | — |
| 1999 | 73° | 59° | 66° | — | — |
| 1998 | 74° | 57° | 65° | — | — |
| 1997 | 90° | 61° | 75° | — | — |
| 1996 | 83° | 64° | 73° | — | — |
| 1995 | 71° | 58° | 64° | — | — |
| 1994 | 82° | 65° | 73° | — | — |
| 1993 | 77° | 66° | 72° | — | — |
| 1992 | 80° | 62° | 71° | — | — |
| 1991 | 81° | 64° | 72° | — | — |
| 1990 | 84° | 60° | 72° | — | — |
| 1989 | 84° | 59° | 72° | — | — |
| 1988 | 75° | 61° | 68° | — | — |
| 1987 | 73° | 55° | 64° | — | — |
| 1986 | 84° | 66° | 75° | — | — |
| 1985 | 97° | 66° | 81° | — | — |
| 1984 | 85° | 67° | 76° | — | — |
| 1983 | 80° | 63° | 71° | — | — |
| 1982 | 78° | 58° | 68° | — | — |
| 1981warmest | 102° | 63° | 82° | — | — |
| 1980 | 81° | 64° | 72° | — | — |
| 1979 | 71° | 58° | 64° | — | — |
| 1978 | 78° | 57° | 68° | — | — |
| 1977 | 78° | 62° | 70° | — | — |
| 1976 | 79° | 59° | 69° | — | — |
| 1975 | 77° | 55° | 66° | — | — |
| 1974 | 78° | 58° | 68° | — | — |
| 1973 | 89° | 63° | 76° | — | — |
| 1972 | 78° | 56° | 67° | — | — |
| 1971 | 83° | 61° | 72° | — | — |
55 years of data from EL TORO MCAS