Weather on December 30
Mission Viejo, CA
55 Years of Data
Avg High
65°F
Avg Low
47°F
Warmest
1980
72°F avg
Coldest
2010
44°F avg
About This Date
December 30th in Mission Viejo, CA typically brings mild winter weather, with average highs around 65°F and lows near 47°F. Over 55 years of records, the warmest December 30th was in 1980 (72°F average), while the coldest was 2010 (44°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 7% of December 30th dates historically, with the wettest December 30th recording 1.57" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 30th in Mission Viejo, CA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 68° | 71° | — | — |
| 2024 | 66° | 49° | 57° | — | — |
| 2023 | 60° | 53° | 57° | — | — |
| 2022 | 58° | 52° | 55° | — | — |
| 2021 | 59° | 50° | 55° | — | — |
| 2020 | 67° | 48° | 57° | — | — |
| 2019 | 60° | 47° | 53° | — | — |
| 2018 | 62° | 46° | 54° | — | — |
| 2017 | 80° | 54° | 67° | — | — |
| 2016 | 63° | 51° | 57° | — | — |
| 2015 | 62° | 43° | 52° | — | — |
| 2014 | 56° | 38° | 47° | — | — |
| 2013 | 74° | 54° | 64° | — | — |
| 2012 | 56° | 40° | 48° | — | — |
| 2011 | 71° | 53° | 62° | — | — |
| 2010coldest | 54° | 35° | 44° | — | — |
| 2009 | 54° | 45° | 49° | — | — |
| 2008 | 73° | 52° | 62° | — | — |
| 2007 | 61° | 42° | 51° | — | — |
| 2006 | 69° | 45° | 57° | — | — |
| 2005 | 68° | 47° | 57° | — | — |
| 2004 | 63° | 45° | 54° | — | — |
| 2003 | 65° | 46° | 55° | — | — |
| 2002 | 63° | 42° | 52° | — | — |
| 2001 | 64° | 50° | 57° | — | — |
| 2000 | 77° | 55° | 66° | — | — |
| 1999 | 70° | 45° | 57° | — | — |
| 1998 | 75° | 46° | 61° | — | — |
| 1997 | 84° | 55° | 70° | — | — |
| 1996 | 63° | 54° | 58° | — | — |
| 1995 | 66° | 50° | 58° | — | — |
| 1994 | 59° | 43° | 51° | — | — |
| 1993 | 76° | 52° | 64° | — | — |
| 1992 | 61° | 49° | 55° | 0.28" | — |
| 1991 | 63° | 47° | 55° | — | — |
| 1990 | 62° | 39° | 51° | — | — |
| 1989 | 69° | 47° | 58° | — | — |
| 1988 | 57° | 35° | 46° | — | — |
| 1987 | 53° | 37° | 45° | — | — |
| 1986 | 67° | 43° | 55° | — | — |
| 1985 | 71° | 50° | 61° | — | — |
| 1984 | 66° | 46° | 56° | — | — |
| 1983 | 74° | 48° | 61° | — | — |
| 1982 | 60° | 49° | 54° | — | — |
| 1981 | 60° | 53° | 57° | 1.57" | — |
| 1980warmest | 87° | 58° | 72° | — | — |
| 1979 | 66° | 47° | 56° | — | — |
| 1978 | 64° | 45° | 54° | — | — |
| 1977 | 64° | 55° | 60° | 0.05" | — |
| 1976 | 58° | 51° | 54° | 0.86" | — |
| 1975 | 66° | 44° | 55° | — | — |
| 1974 | 57° | 43° | 50° | — | — |
| 1973 | 65° | 43° | 54° | — | — |
| 1972 | 63° | 42° | 52° | — | — |
| 1971 | 64° | 38° | 51° | — | — |
55 years of data from EL TORO MCAS