Weather on June 30
San Jose, CA
55 Years of Data
Avg High
81°F
Avg Low
57°F
Warmest
1996
80°F avg
Coldest
1975
60°F avg
About This Date
June 30th in San Jose, CA typically brings warm summer weather, with average highs around 81°F and lows near 57°F. Over 55 years of records, the warmest June 30th was in 1996 (80°F average), while the coldest was 1975 (60°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 30th dates historically. 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 June 30th in San Jose, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 80° | 57° | 69° | — | — |
| 2024 | 86° | 62° | 74° | — | — |
| 2023 | 88° | 58° | 73° | — | — |
| 2022 | 74° | 57° | 65° | — | — |
| 2021 | 75° | 59° | 67° | — | — |
| 2020 | 89° | 58° | 73° | — | — |
| 2019 | 76° | 55° | 65° | — | — |
| 2018 | 90° | 60° | 75° | — | — |
| 2017 | 74° | 58° | 66° | — | — |
| 2016 | 86° | 56° | 71° | — | — |
| 2015 | 92° | 61° | 76° | — | — |
| 2014 | 92° | 62° | 77° | — | — |
| 2013 | 88° | 63° | 75° | — | — |
| 2012 | 79° | 60° | 69° | — | — |
| 2011 | 80° | 54° | 67° | — | — |
| 2010 | 76° | 54° | 65° | — | — |
| 2009 | 84° | 58° | 71° | — | — |
| 2008 | 74° | 59° | 66° | — | — |
| 2007 | 74° | 55° | 64° | — | — |
| 2006 | 73° | 59° | 66° | — | — |
| 2005 | 86° | 60° | 73° | — | — |
| 2004 | 78° | 59° | 69° | — | — |
| 2003 | 75° | 59° | 67° | — | — |
| 2002 | 88° | 60° | 74° | — | — |
| 2001 | 82° | 54° | 68° | — | — |
| 2000 | 75° | 59° | 67° | — | — |
| 1999 | 94° | 61° | 77° | — | — |
| 1998 | 71° | 55° | 63° | — | — |
| 1997 | 76° | 60° | 68° | — | — |
| 1996warmest | 100° | 61° | 80° | — | — |
| 1995 | 79° | 59° | 69° | — | — |
| 1994 | 77° | 55° | 66° | — | — |
| 1993 | 94° | 59° | 76° | — | — |
| 1992 | 75° | 59° | 67° | — | — |
| 1991 | 87° | 55° | 71° | — | — |
| 1990 | 84° | 56° | 70° | — | — |
| 1989 | 77° | 65° | 71° | — | — |
| 1988 | 91° | 57° | 74° | — | — |
| 1987 | 72° | 58° | 65° | — | — |
| 1986 | 89° | 55° | 72° | — | — |
| 1985 | 89° | 52° | 70° | — | — |
| 1984 | 88° | 52° | 70° | — | — |
| 1983 | 72° | 52° | 62° | — | — |
| 1982 | 69° | 53° | 61° | 0.05" | — |
| 1981 | 78° | 58° | 68° | — | — |
| 1980 | 80° | 54° | 67° | — | — |
| 1979 | 79° | 50° | 64° | — | — |
| 1978 | 73° | 55° | 64° | — | — |
| 1977 | 81° | 59° | 70° | — | — |
| 1976 | 79° | 54° | 66° | — | — |
| 1975coldest | 71° | 49° | 60° | — | — |
| 1974 | 87° | 55° | 71° | — | — |
| 1973 | 76° | 51° | 63° | — | — |
| 1972 | 99° | 60° | 79° | — | — |
| 1971 | 80° | 51° | 66° | — | — |
55 years of data from SAN JOSE