Weather on May 15
Santa Ana, CA
55 Years of Data
Avg High
74°F
Avg Low
58°F
Warmest
2014
85°F avg
Coldest
1984
60°F avg
About This Date
May 15th in Santa Ana, CA typically brings pleasant spring weather, with average highs around 74°F and lows near 58°F. Over 55 years of records, the warmest May 15th was in 2014 (85°F average), while the coldest was 1984 (60°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 9% of May 15th dates historically, with the wettest May 15th recording 0.71" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for May 15th in Santa Ana, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 57° | 66° | — | — |
| 2024 | 67° | 58° | 62° | — | — |
| 2023 | 74° | 60° | 67° | — | — |
| 2022 | 82° | 61° | 71° | — | — |
| 2021 | 71° | 59° | 65° | — | — |
| 2020 | 80° | 60° | 70° | — | — |
| 2019 | 69° | 61° | 65° | — | — |
| 2018 | 72° | 55° | 63° | — | — |
| 2017 | 67° | 56° | 61° | 0.03" | — |
| 2016 | 74° | 61° | 67° | — | — |
| 2015 | 70° | 55° | 62° | 0.71" | — |
| 2014warmest | 103° | 68° | 85° | — | — |
| 2013 | 73° | 61° | 67° | — | — |
| 2012 | 77° | 55° | 66° | — | — |
| 2011 | 67° | 54° | 60° | 0.33" | — |
| 2010 | 76° | 57° | 66° | — | — |
| 2009 | 78° | 58° | 68° | — | — |
| 2008 | 80° | 58° | 69° | — | — |
| 2007 | 72° | 51° | 61° | — | — |
| 2006 | 76° | 60° | 68° | — | — |
| 2005 | 82° | 60° | 71° | — | — |
| 2004 | 85° | 58° | 71° | — | — |
| 2003 | 71° | 53° | 62° | — | — |
| 2002 | 75° | 54° | 64° | — | — |
| 2001 | 75° | 57° | 66° | 0.1" | — |
| 2000 | 75° | 53° | 64° | — | — |
| 1999 | 70° | 52° | 61° | — | — |
| 1998 | 73° | 59° | 66° | — | — |
| 1997 | 84° | 62° | 73° | — | — |
| 1996 | 79° | 64° | 71° | — | — |
| 1995 | 71° | 54° | 62° | 0.13" | — |
| 1994 | 69° | 59° | 64° | — | — |
| 1993 | 81° | 62° | 71° | — | — |
| 1992 | 75° | 63° | 69° | — | — |
| 1991 | 77° | 52° | 64° | — | — |
| 1990 | 72° | 59° | 65° | — | — |
| 1989 | 67° | 57° | 62° | — | — |
| 1988 | 73° | 58° | 65° | — | — |
| 1987 | 70° | 59° | 64° | — | — |
| 1986 | 70° | 59° | 64° | — | — |
| 1985 | 74° | 55° | 64° | — | — |
| 1984coldest | 69° | 51° | 60° | — | — |
| 1983 | 72° | 55° | 63° | — | — |
| 1982 | 73° | 55° | 64° | — | — |
| 1981 | 68° | 57° | 63° | — | — |
| 1980 | 68° | 54° | 61° | — | — |
| 1979 | 75° | 57° | 66° | — | — |
| 1978 | 78° | 63° | 70° | — | — |
| 1977 | 68° | 56° | 62° | — | — |
| 1976 | 75° | 58° | 66° | — | — |
| 1975 | 69° | 56° | 62° | — | — |
| 1974 | 67° | 56° | 61° | — | — |
| 1973 | 75° | 57° | 66° | — | — |
| 1972 | 84° | 58° | 71° | — | — |
| 1971 | 70° | 56° | 63° | — | — |
55 years of data from SANTA ANA FIRE STN