Weather on August 30
San Jose, CA
55 Years of Data
Avg High
81°F
Avg Low
58°F
Warmest
2007
81°F avg
Coldest
2010
63°F avg
About This Date
August 30th in San Jose, CA typically brings warm summer weather, with average highs around 81°F and lows near 58°F. Over 55 years of records, the warmest August 30th was in 2007 (81°F average), while the coldest was 2010 (63°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 2% of August 30th dates historically. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for August 30th in San Jose, CA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 59° | 75° | — | — |
| 2024 | 79° | 62° | 70° | — | — |
| 2023 | 95° | 61° | 78° | — | — |
| 2022 | 80° | 60° | 70° | — | — |
| 2021 | 84° | 61° | 72° | — | — |
| 2020 | 78° | 55° | 67° | — | — |
| 2019 | 80° | 60° | 70° | — | — |
| 2018 | 76° | 60° | 68° | — | — |
| 2017 | 80° | 58° | 69° | — | — |
| 2016 | 81° | 59° | 70° | — | — |
| 2015 | 78° | 62° | 70° | — | — |
| 2014 | 86° | 61° | 73° | — | — |
| 2013 | 88° | 63° | 75° | — | — |
| 2012 | 81° | 57° | 69° | — | — |
| 2011 | 80° | 55° | 68° | — | — |
| 2010coldest | 74° | 53° | 63° | — | — |
| 2009 | 75° | 59° | 67° | — | — |
| 2008 | 81° | 59° | 70° | — | — |
| 2007warmest | 94° | 68° | 81° | — | — |
| 2006 | 83° | 56° | 69° | — | — |
| 2005 | 87° | 58° | 72° | — | — |
| 2004 | 79° | 62° | 70° | — | — |
| 2003 | 76° | 58° | 67° | — | — |
| 2002 | 80° | 59° | 70° | — | — |
| 2001 | 74° | 58° | 66° | — | — |
| 2000 | 74° | 59° | 66° | 0.03" | — |
| 1999 | 76° | 58° | 67° | — | — |
| 1998 | 81° | 56° | 68° | — | — |
| 1997 | 78° | 56° | 67° | — | — |
| 1996 | 93° | 61° | 77° | — | — |
| 1995 | 80° | 55° | 68° | — | — |
| 1994 | 85° | 56° | 70° | — | — |
| 1993 | 75° | 58° | 66° | — | — |
| 1992 | 78° | 57° | 68° | — | — |
| 1991 | 78° | 60° | 69° | — | — |
| 1990 | 80° | 62° | 71° | — | — |
| 1989 | 79° | 55° | 67° | — | — |
| 1988 | 88° | 63° | 75° | — | — |
| 1987 | 83° | 60° | 71° | — | — |
| 1986 | 82° | 55° | 69° | — | — |
| 1985 | 88° | 61° | 74° | — | — |
| 1984 | 75° | 61° | 68° | — | — |
| 1983 | 83° | 62° | 72° | — | — |
| 1982 | 82° | 53° | 68° | — | — |
| 1981 | 80° | 54° | 67° | — | — |
| 1980 | 75° | 57° | 66° | — | — |
| 1979 | 77° | 64° | 71° | — | — |
| 1978 | 77° | 56° | 66° | — | — |
| 1977 | 89° | 60° | 75° | — | — |
| 1976 | 90° | 59° | 74° | — | — |
| 1975 | 77° | 51° | 64° | — | — |
| 1974 | 70° | 58° | 64° | — | — |
| 1973 | 81° | 53° | 67° | — | — |
| 1972 | 87° | 60° | 74° | — | — |
| 1971 | 80° | 52° | 66° | — | — |
55 years of data from SAN JOSE