Weather on August 9
San Jose, CA
55 Years of Data
Avg High
83°F
Avg Low
59°F
Warmest
2002
82°F avg
Coldest
1999
64°F avg
About This Date
August 9th in San Jose, CA typically brings warm summer weather, with average highs around 83°F and lows near 59°F. Over 55 years of records, the warmest August 9th was in 2002 (82°F average), while the coldest was 1999 (64°F) — a 18°F range across recorded history. This date has historically been dry, with little recorded precipitation. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 9th in San Jose, CA? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 61° | 73° | — | — |
| 2024 | 81° | 60° | 70° | — | — |
| 2023 | 83° | 60° | 71° | — | — |
| 2022 | 80° | 62° | 71° | — | — |
| 2021 | 82° | 57° | 70° | — | — |
| 2020 | 88° | 60° | 74° | — | — |
| 2019 | 81° | 60° | 70° | — | — |
| 2018 | 90° | 61° | 75° | — | — |
| 2017 | 74° | 62° | 68° | — | — |
| 2016 | 85° | 57° | 71° | — | — |
| 2015 | 78° | 57° | 68° | — | — |
| 2014 | 75° | 58° | 66° | — | — |
| 2013 | 74° | 58° | 66° | — | — |
| 2012 | 90° | 57° | 73° | — | — |
| 2011 | 82° | 55° | 69° | — | — |
| 2010 | 77° | 57° | 67° | — | — |
| 2009 | 90° | 59° | 74° | — | — |
| 2008 | 77° | 57° | 67° | — | — |
| 2007 | 82° | 59° | 71° | — | — |
| 2006 | 94° | 63° | 78° | — | — |
| 2005 | 82° | 59° | 71° | — | — |
| 2004 | 76° | 60° | 68° | — | — |
| 2003 | 77° | 59° | 68° | — | — |
| 2002warmest | 99° | 65° | 82° | — | — |
| 2001 | 78° | 58° | 68° | — | — |
| 2000 | 79° | 61° | 70° | — | — |
| 1999coldest | 69° | 59° | 64° | — | — |
| 1998 | 79° | 56° | 67° | — | — |
| 1997 | 83° | 61° | 72° | — | — |
| 1996 | 95° | 60° | 78° | — | — |
| 1995 | 88° | 63° | 75° | — | — |
| 1994 | 80° | 55° | 68° | — | — |
| 1993 | 78° | 59° | 69° | — | — |
| 1992 | 88° | 59° | 73° | — | — |
| 1991 | 82° | 61° | 71° | — | — |
| 1990 | 90° | 69° | 79° | — | — |
| 1989 | 83° | 59° | 71° | — | — |
| 1988 | 81° | 58° | 69° | — | — |
| 1987 | 80° | 59° | 70° | — | — |
| 1986 | 78° | 59° | 69° | — | — |
| 1985 | 93° | 59° | 76° | — | — |
| 1984 | 92° | 60° | 76° | — | — |
| 1983 | 82° | 59° | 71° | — | — |
| 1982 | 78° | 59° | 69° | — | — |
| 1981 | 84° | 56° | 70° | — | — |
| 1980 | 82° | 55° | 69° | — | — |
| 1979 | 83° | 52° | 67° | — | — |
| 1978 | 85° | 60° | 72° | — | — |
| 1977 | 74° | 58° | 66° | — | — |
| 1976 | 78° | 53° | 66° | — | — |
| 1975 | 91° | 50° | 71° | — | — |
| 1974 | 82° | 56° | 69° | — | — |
| 1973 | 73° | 58° | 65° | — | — |
| 1972 | 83° | 60° | 71° | — | — |
| 1971 | 90° | 59° | 74° | — | — |
55 years of data from SAN JOSE