Weather on October 20
Murrieta, CA
55 Years of Data
Avg High
79°F
Avg Low
55°F
Warmest
2003
86°F avg
Coldest
1972
53°F avg
About This Date
October 20th in Murrieta, CA typically brings pleasant fall weather, with average highs around 79°F and lows near 55°F. Over 53 years of records, the warmest October 20th was in 2003 (86°F average), while the coldest was 1972 (53°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 4% of October 20th dates historically, with the wettest October 20th recording 1.52" of rain. The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in Murrieta, CA? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 60° | 74° | — | — |
| 2024 | 84° | 56° | 70° | — | — |
| 2023 | 95° | 71° | 83° | — | — |
| 2022 | 87° | 65° | 76° | — | — |
| 2021 | 72° | 49° | 60° | — | — |
| 2020 | 79° | 56° | 67° | — | — |
| 2019 | 85° | 55° | 70° | — | — |
| 2018 | 85° | 65° | 75° | — | — |
| 2017 | 66° | 53° | 60° | — | — |
| 2016 | 92° | 66° | 79° | — | — |
| 2015 | 74° | 56° | 65° | — | — |
| 2014 | 74° | 57° | 65° | — | — |
| 2013 | 78° | 59° | 69° | — | — |
| 2012 | 61° | 57° | 59° | — | — |
| 2011 | 71° | 51° | 61° | — | — |
| 2010 | 60° | 51° | 56° | — | — |
| 2009 | 69° | 53° | 61° | — | — |
| 2008 | 74° | 53° | 63° | — | — |
| 2007 | 73° | 56° | 64° | — | — |
| 2006 | 87° | 59° | 73° | — | — |
| 2005 | 79° | 51° | 65° | — | — |
| 2004 | 58° | 52° | 55° | — | — |
| 2003warmest | 101° | 72° | 86° | — | — |
| 2002 | 70° | 52° | 61° | — | — |
| 2001 | 76° | 57° | 66° | — | — |
| 2000 | 84° | 56° | 70° | — | — |
| 1999 | 92° | 66° | 79° | — | — |
| 1998 | 84° | 57° | 71° | — | — |
| 1997 | 68° | 52° | 60° | — | — |
| 1996 | 70° | 48° | 59° | — | — |
| 1995 | 83° | 60° | 71° | — | — |
| 1994 | 77° | 53° | 65° | — | — |
| 1993 | 84° | 58° | 71° | — | — |
| 1992 | 84° | 50° | 67° | — | — |
| 1991 | 95° | 54° | 74° | — | — |
| 1990 | 82° | 50° | 66° | — | — |
| 1988 | 81° | 58° | 69° | — | — |
| 1987 | 77° | 53° | 65° | — | — |
| 1986 | 77° | 45° | 61° | — | — |
| 1985 | 84° | 50° | 67° | — | — |
| 1984 | 71° | 55° | 63° | — | — |
| 1983 | 84° | 54° | 69° | — | — |
| 1982 | 81° | 50° | 65° | — | — |
| 1981 | 91° | 52° | 71° | — | — |
| 1980 | 89° | 47° | 68° | — | — |
| 1979 | 75° | 55° | 65° | 0.36" | — |
| 1978 | 85° | 55° | 70° | — | — |
| 1977 | 77° | 53° | 65° | — | — |
| 1976 | 78° | 50° | 64° | — | — |
| 1975 | 74° | — | — | — | — |
| 1974 | 86° | 46° | 66° | — | — |
| 1973 | 85° | 46° | 65° | — | — |
| 1972coldest | 60° | 47° | 53° | 1.52" | — |
53 years of data from SANTA ROSA PLATEAU CALIFORNIA