Weather on May 15
Murrieta, CA
55 Years of Data
Avg High
76°F
Avg Low
52°F
Warmest
2014
84°F avg
Coldest
2011
51°F avg
About This Date
May 15th in Murrieta, CA typically brings pleasant spring weather, with average highs around 76°F and lows near 52°F. Over 54 years of records, the warmest May 15th was in 2014 (84°F average), while the coldest was 2011 (51°F) — a 33°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for May 15th in Murrieta, CA? Great weather for outdoor activities.
Cooling Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 49° | 60° | — | — |
| 2024 | 65° | 51° | 58° | — | — |
| 2023 | 74° | 54° | 64° | — | — |
| 2022 | 84° | 55° | 70° | — | — |
| 2021 | 66° | 51° | 59° | — | — |
| 2020 | 74° | 53° | 63° | — | — |
| 2019 | 64° | 52° | 58° | — | — |
| 2018 | 71° | 48° | 60° | — | — |
| 2017 | 64° | 52° | 58° | — | — |
| 2016 | 66° | 52° | 59° | — | — |
| 2015 | 61° | 46° | 53° | — | — |
| 2014warmest | 98° | 69° | 84° | — | — |
| 2013 | 75° | 52° | 63° | — | — |
| 2012 | 76° | 54° | 65° | — | — |
| 2011coldest | 60° | 42° | 51° | — | — |
| 2010 | 73° | 48° | 61° | — | — |
| 2009 | 77° | 55° | 66° | — | — |
| 2008 | 87° | 64° | 76° | — | — |
| 2007 | 67° | 49° | 58° | — | — |
| 2006 | 81° | 52° | 66° | — | — |
| 2005 | 82° | 53° | 68° | — | — |
| 2004 | 83° | 53° | 68° | — | — |
| 2003 | 68° | 44° | 56° | — | — |
| 2002 | 70° | 50° | 60° | — | — |
| 2001 | 75° | 49° | 62° | — | — |
| 2000 | 70° | 50° | 60° | — | — |
| 1999 | 63° | 48° | 55° | — | — |
| 1998 | 69° | 45° | 57° | — | — |
| 1997 | 91° | 59° | 75° | — | — |
| 1996 | 77° | 56° | 66° | — | — |
| 1995 | 68° | 45° | 56° | — | — |
| 1994 | 59° | 52° | 55° | — | — |
| 1993 | 89° | 62° | 76° | — | — |
| 1992 | 78° | 57° | 68° | — | — |
| 1991 | 87° | 47° | 67° | — | — |
| 1990 | 78° | 52° | 65° | — | — |
| 1989 | 64° | 53° | 59° | — | — |
| 1988 | 92° | 56° | 74° | — | — |
| 1987 | 83° | 60° | 71° | — | — |
| 1986 | 76° | 57° | 66° | — | — |
| 1985 | 89° | 50° | 70° | — | — |
| 1984 | 97° | 54° | 75° | — | — |
| 1983 | 84° | 52° | 68° | — | — |
| 1982 | 84° | 49° | 66° | — | — |
| 1981 | 72° | 59° | 65° | — | — |
| 1980 | 68° | 54° | 61° | — | — |
| 1979 | 89° | 48° | 69° | — | — |
| 1978 | 90° | 51° | 70° | — | — |
| 1977 | 66° | 52° | 59° | — | — |
| 1976 | 96° | 54° | 75° | — | — |
| 1975 | 74° | 57° | 65° | — | — |
| 1974 | 72° | 49° | 60° | — | — |
| 1973 | 85° | 54° | 69° | — | — |
| 1972 | — | 54° | — | — | — |
54 years of data from SANTA ROSA PLATEAU CALIFORNIA