Weather on May 9
Chula Vista, CA
55 Years of Data
Avg High
68°F
Avg Low
57°F
Warmest
2007
69°F avg
Coldest
1979
56°F avg
About This Date
May 9th in Chula Vista, CA typically brings mild spring weather, with average highs around 68°F and lows near 57°F. Over 55 years of records, the warmest May 9th was in 2007 (69°F average), while the coldest was 1979 (56°F) — a 13°F range across recorded history. Rain or other precipitation has occurred on about 7% of May 9th dates historically, with the wettest May 9th recording 3.07" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for May 9th in Chula Vista, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 59° | 69° | — | — |
| 2024 | 68° | 59° | 64° | — | — |
| 2023 | 66° | 58° | 62° | — | — |
| 2022 | 66° | 56° | 61° | — | — |
| 2021 | 66° | 58° | 62° | — | — |
| 2020 | 73° | 64° | 69° | — | — |
| 2019 | 63° | 57° | 60° | 0.15" | — |
| 2018 | 68° | 59° | 64° | — | — |
| 2017 | 66° | 58° | 62° | — | — |
| 2016 | 71° | 60° | 66° | — | — |
| 2015 | 66° | 56° | 61° | 0.2" | — |
| 2014 | 69° | 56° | 62° | — | — |
| 2013 | 66° | 56° | 61° | — | — |
| 2012 | 69° | 59° | 64° | — | — |
| 2011 | 62° | 55° | 59° | — | — |
| 2010 | 63° | 58° | 60° | — | — |
| 2009 | 67° | 58° | 62° | — | — |
| 2008 | 65° | 58° | 61° | — | — |
| 2007warmest | 87° | 52° | 69° | — | — |
| 2006 | 66° | 58° | 62° | — | — |
| 2005 | 69° | 52° | 60° | — | — |
| 2004 | 75° | 56° | 65° | — | — |
| 2003 | 63° | 56° | 59° | — | — |
| 2002 | 65° | 56° | 60° | — | — |
| 2001 | 68° | 56° | 62° | — | — |
| 2000 | 70° | 63° | 66° | — | — |
| 1999 | 64° | 56° | 60° | — | — |
| 1998 | 64° | 54° | 59° | — | — |
| 1997 | 71° | 61° | 66° | — | — |
| 1996 | 72° | 60° | 66° | — | — |
| 1995 | 69° | 52° | 60° | — | — |
| 1994 | 67° | 58° | 62° | — | — |
| 1993 | 76° | 56° | 66° | — | — |
| 1992 | 68° | 62° | 65° | — | — |
| 1991 | 68° | 58° | 63° | — | — |
| 1990 | 68° | 59° | 64° | — | — |
| 1989 | 73° | 60° | 67° | — | — |
| 1988 | 71° | 49° | 60° | — | — |
| 1987 | 72° | 64° | 68° | — | — |
| 1986 | 78° | 51° | 65° | — | — |
| 1985 | 64° | 58° | 61° | — | — |
| 1984 | 78° | 55° | 67° | — | — |
| 1983 | 69° | 54° | 61° | — | — |
| 1982 | 65° | 57° | 61° | — | — |
| 1981 | 68° | 56° | 62° | — | — |
| 1980 | 65° | 58° | 61° | — | — |
| 1979coldest | 61° | 51° | 56° | 0.3" | — |
| 1978 | 73° | 54° | 63° | — | — |
| 1977 | 67° | 53° | 60° | 3.07" | — |
| 1976 | 64° | 59° | 62° | — | — |
| 1975 | 61° | 55° | 58° | — | — |
| 1974 | 63° | 58° | 60° | — | — |
| 1973 | 62° | 55° | 59° | — | — |
| 1972 | 64° | 57° | 61° | — | — |
| 1971 | 63° | 51° | 57° | — | — |
55 years of data from CHULA VISTA