Weather on May 17
Downey, CA
55 Years of Data
Avg High
78°F
Avg Low
55°F
Warmest
2008
81°F avg
Coldest
2011
56°F avg
About This Date
May 17th in Downey, CA typically brings pleasant spring weather, with average highs around 78°F and lows near 55°F. Over 55 years of records, the warmest May 17th was in 2008 (81°F average), while the coldest was 2011 (56°F) — a 25°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 5.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.4°F cooler on this date compared to 20-30 years ago.
Planning for May 17th in Downey, CA? Great weather for outdoor activities.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 52° | 58° | — | — |
| 2024 | 70° | 55° | 62° | — | — |
| 2023 | 81° | 52° | 66° | — | — |
| 2022 | 73° | 53° | 63° | — | — |
| 2021 | 66° | 54° | 60° | — | — |
| 2020 | 81° | 58° | 69° | — | — |
| 2019 | 73° | 50° | 62° | — | — |
| 2018 | 71° | 51° | 61° | — | — |
| 2017 | 70° | 51° | 60° | — | — |
| 2016 | 74° | 57° | 65° | — | — |
| 2015 | 69° | 51° | 60° | — | — |
| 2014 | 84° | 58° | 71° | — | — |
| 2013 | 74° | 55° | 64° | — | — |
| 2012 | 82° | 55° | 69° | — | — |
| 2011coldest | 65° | 47° | 56° | — | — |
| 2010 | 77° | 56° | 66° | — | — |
| 2009 | 87° | 46° | 67° | — | — |
| 2008warmest | 100° | 62° | 81° | — | — |
| 2007 | 73° | 53° | 63° | — | — |
| 2006 | 79° | 56° | 67° | — | — |
| 2005 | 79° | 53° | 66° | — | — |
| 2004 | 84° | 62° | 73° | — | — |
| 2003 | 84° | 53° | 69° | — | — |
| 2002 | 75° | 52° | 63° | — | — |
| 2001 | 82° | 56° | 69° | — | — |
| 2000 | 73° | 50° | 62° | — | — |
| 1999 | 84° | 55° | 70° | — | — |
| 1998 | 76° | 53° | 64° | — | — |
| 1997 | 86° | 65° | 75° | — | — |
| 1996 | 78° | 61° | 69° | — | — |
| 1995 | 75° | 54° | 64° | — | — |
| 1994 | 71° | 53° | 62° | — | — |
| 1993 | 79° | 62° | 70° | — | — |
| 1992 | 82° | 59° | 71° | — | — |
| 1991 | 84° | 50° | 67° | — | — |
| 1990 | 76° | 54° | 65° | — | — |
| 1989 | 76° | 58° | 67° | — | — |
| 1988 | 71° | 59° | 65° | — | — |
| 1987 | 76° | 64° | 70° | — | — |
| 1986 | 88° | 57° | 72° | — | — |
| 1985 | 74° | 54° | 64° | — | — |
| 1984 | 81° | 56° | 68° | — | — |
| 1983 | 90° | 54° | 72° | — | — |
| 1982 | 88° | 61° | 74° | — | — |
| 1981 | 83° | 51° | 67° | — | — |
| 1980 | 80° | 52° | 66° | — | — |
| 1979 | 77° | 53° | 65° | — | — |
| 1978 | 92° | 56° | 74° | — | — |
| 1977 | 71° | 49° | 60° | — | — |
| 1976 | 76° | 59° | 67° | — | — |
| 1975 | 76° | 60° | 68° | — | — |
| 1974 | 70° | 56° | 63° | — | — |
| 1973 | 70° | 59° | 64° | — | — |
| 1972 | 68° | 58° | 63° | — | — |
| 1971 | 91° | 52° | 71° | — | — |
55 years of data from MONTEBELLO