Weather on December 20
Murrieta, CA
55 Years of Data
Avg High
65°F
Avg Low
43°F
Warmest
1994
68°F avg
Coldest
1992
41°F avg
About This Date
December 20th in Murrieta, CA typically brings mild winter weather, with average highs around 65°F and lows near 43°F. Over 55 years of records, the warmest December 20th was in 1994 (68°F average), while the coldest was 1992 (41°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 11% of December 20th dates historically, with the wettest December 20th recording 1.78" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Murrieta, CA? Great weather for outdoor activities.
Warming Trend
1.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 52° | 57° | — | — |
| 2024 | 75° | 57° | 66° | — | — |
| 2023 | 63° | 52° | 57° | — | — |
| 2022 | 66° | 46° | 56° | — | — |
| 2021 | 67° | 44° | 55° | — | — |
| 2020 | 79° | 56° | 67° | — | — |
| 2019 | 70° | 51° | 60° | — | — |
| 2018 | 77° | 57° | 67° | — | — |
| 2017 | 61° | 43° | 52° | — | — |
| 2016 | 77° | 37° | 57° | — | — |
| 2015 | 54° | 43° | 48° | — | — |
| 2014 | 58° | 44° | 51° | — | — |
| 2013 | 57° | 39° | 48° | — | — |
| 2012 | 61° | 39° | 50° | — | — |
| 2011 | 60° | 43° | 51° | — | — |
| 2010 | 55° | 48° | 52° | — | — |
| 2009 | 66° | 54° | 60° | — | — |
| 2008 | 56° | 37° | 46° | — | — |
| 2007 | 51° | 43° | 47° | — | — |
| 2006 | 60° | 35° | 48° | — | — |
| 2005 | 75° | 55° | 65° | — | — |
| 2004 | 67° | 49° | 58° | — | — |
| 2003 | 61° | 49° | 55° | — | — |
| 2002 | 50° | 42° | 46° | — | — |
| 2001 | 56° | 42° | 49° | — | — |
| 2000 | 73° | 52° | 62° | — | — |
| 1999 | 78° | 57° | 68° | — | — |
| 1998 | 73° | 47° | 60° | — | — |
| 1997 | 64° | 44° | 54° | — | — |
| 1996 | 66° | 48° | 57° | — | — |
| 1995 | 60° | 43° | 51° | — | — |
| 1994warmest | 82° | 53° | 68° | — | — |
| 1993 | 61° | 53° | 57° | — | — |
| 1992coldest | 56° | 26° | 41° | — | — |
| 1991 | 64° | 44° | 54° | — | — |
| 1990 | 51° | 41° | 46° | — | — |
| 1989 | 65° | 36° | 50° | — | — |
| 1988 | 57° | 35° | 46° | — | — |
| 1987 | 60° | 32° | 46° | 0.36" | — |
| 1986 | 65° | 40° | 52° | 0.33" | — |
| 1985 | 78° | 38° | 58° | — | — |
| 1984 | 57° | 42° | 50° | 1.78" | — |
| 1983 | 61° | 43° | 52° | — | — |
| 1982 | 60° | 37° | 49° | 0.05" | — |
| 1981 | 72° | 35° | 53° | — | — |
| 1980 | 77° | 40° | 58° | — | — |
| 1979 | 72° | 28° | 50° | — | — |
| 1978 | 58° | 29° | 43° | 0.08" | — |
| 1977 | 63° | 38° | 50° | — | — |
| 1976 | 72° | 36° | 54° | — | — |
| 1975 | 61° | 28° | 44° | 0.13" | — |
| 1974 | 73° | 32° | 53° | — | — |
| 1973 | 64° | 28° | 46° | — | — |
| 1972 | 76° | 40° | 58° | — | — |
| 1971 | 65° | 36° | 50° | — | — |
55 years of data from SANTA ROSA PLATEAU CALIFORNIA