Weather on January 21
Mission Viejo, CA
55 Years of Data
Avg High
66°F
Avg Low
48°F
Warmest
2013
71°F avg
Coldest
1973
46°F avg
About This Date
January 21st in Mission Viejo, CA typically brings mild winter weather, with average highs around 66°F and lows near 48°F. Over 56 years of records, the warmest January 21st was in 2013 (71°F average), while the coldest was 1973 (46°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 7% of January 21st dates historically, with the wettest January 21st recording 1.27" 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 January 21st in Mission Viejo, CA? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 64° | 46° | 55° | — | — |
| 2025 | 73° | 51° | 62° | — | — |
| 2024 | 63° | 52° | 57° | — | — |
| 2023 | 65° | 45° | 55° | — | — |
| 2022 | 66° | 51° | 59° | — | — |
| 2021 | 69° | 51° | 60° | — | — |
| 2020 | 57° | 49° | 53° | — | — |
| 2019 | 62° | 47° | 54° | — | — |
| 2018 | 63° | 43° | 53° | — | — |
| 2017 | 57° | 47° | 52° | — | — |
| 2016 | 75° | 46° | 61° | — | — |
| 2015 | 75° | 51° | 63° | — | — |
| 2014 | 78° | 61° | 69° | — | — |
| 2013warmest | 79° | 64° | 71° | — | — |
| 2012 | 58° | 45° | 51° | — | — |
| 2011 | 74° | 55° | 64° | — | — |
| 2010 | 56° | 47° | 51° | — | — |
| 2009 | 75° | 58° | 66° | — | — |
| 2008 | 55° | 44° | 50° | — | — |
| 2007 | 65° | 43° | 54° | — | — |
| 2006 | 68° | 44° | 56° | — | — |
| 2005 | 75° | 50° | 63° | — | — |
| 2004 | 67° | 50° | 58° | — | — |
| 2003 | 69° | 48° | 59° | — | — |
| 2002 | 70° | 45° | 57° | — | — |
| 2001 | 71° | 50° | 61° | — | — |
| 2000 | 62° | 48° | 55° | — | — |
| 1999 | 66° | 47° | 56° | — | — |
| 1998 | 62° | 46° | 54° | — | — |
| 1997 | 58° | 45° | 51° | 0.18" | — |
| 1996 | 63° | 45° | 54° | 1.27" | — |
| 1995 | 61° | 44° | 52° | 0.25" | — |
| 1994 | 72° | 46° | 59° | — | — |
| 1993 | 66° | 47° | 56° | — | — |
| 1992 | 66° | 46° | 56° | — | — |
| 1991 | 67° | 50° | 58° | — | — |
| 1990 | 70° | 48° | 59° | — | — |
| 1989 | 74° | 51° | 62° | — | — |
| 1988 | 58° | 38° | 48° | — | — |
| 1987 | 65° | 42° | 53° | — | — |
| 1986 | 65° | 46° | 55° | — | — |
| 1985 | 57° | 52° | 54° | — | — |
| 1984 | 67° | 46° | 56° | — | — |
| 1983 | 59° | 39° | 49° | — | — |
| 1982 | 53° | 41° | 47° | 0.69" | — |
| 1981 | 72° | 51° | 61° | — | — |
| 1980 | 73° | — | — | — | — |
| 1979 | 61° | 46° | 53° | — | — |
| 1978 | 66° | 47° | 56° | — | — |
| 1977 | 67° | 53° | 60° | — | — |
| 1976 | 81° | 59° | 70° | — | — |
| 1975 | 63° | 42° | 52° | — | — |
| 1974 | 58° | 46° | 52° | — | — |
| 1973coldest | 56° | 37° | 46° | — | — |
| 1972 | 53° | 42° | 48° | — | — |
| 1971 | 59° | 54° | 56° | — | — |
56 years of data from EL TORO MCAS