Weather on October 20
San Jose, CA
55 Years of Data
Avg High
74°F
Avg Low
53°F
Warmest
1991
73°F avg
Coldest
1996
53°F avg
About This Date
October 20th in San Jose, CA typically brings pleasant fall weather, with average highs around 74°F and lows near 53°F. Over 55 years of records, the warmest October 20th was in 1991 (73°F average), while the coldest was 1996 (53°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 7% of October 20th dates historically, with the wettest October 20th recording 2.03" of rain. The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.
Planning for October 20th in San Jose, CA? Great weather for outdoor activities.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 53° | 68° | — | — |
| 2024 | 85° | 54° | 69° | — | — |
| 2023 | 76° | 59° | 67° | — | — |
| 2022 | 82° | 55° | 69° | — | — |
| 2021 | 67° | 60° | 63° | — | — |
| 2020 | 86° | 55° | 71° | — | — |
| 2019 | 74° | 52° | 63° | — | — |
| 2018 | 77° | 51° | 64° | — | — |
| 2017 | 66° | 54° | 60° | 0.05" | — |
| 2016 | 82° | 52° | 67° | — | — |
| 2015 | 80° | 54° | 67° | — | — |
| 2014 | 68° | 54° | 61° | — | — |
| 2013 | 74° | 50° | 62° | — | — |
| 2012 | 71° | 53° | 62° | — | — |
| 2011 | 70° | 55° | 62° | — | — |
| 2010 | 69° | 53° | 61° | — | — |
| 2009 | 69° | 53° | 61° | — | — |
| 2008 | 69° | 53° | 61° | — | — |
| 2007 | 66° | 51° | 59° | — | — |
| 2006 | 83° | 53° | 68° | — | — |
| 2005 | 71° | 56° | 63° | — | — |
| 2004 | 64° | 52° | 58° | 0.33" | — |
| 2003 | 81° | 54° | 67° | — | — |
| 2002 | 71° | 56° | 63° | — | — |
| 2001 | 71° | 52° | 61° | — | — |
| 2000 | 70° | 55° | 62° | — | — |
| 1999 | 82° | 50° | 66° | — | — |
| 1998 | 82° | 48° | 65° | — | — |
| 1997 | 70° | 49° | 59° | — | — |
| 1996coldest | 65° | 42° | 53° | — | — |
| 1995 | 79° | 56° | 67° | — | — |
| 1994 | 69° | 45° | 57° | — | — |
| 1993 | 78° | 51° | 65° | — | — |
| 1992 | 79° | 62° | 70° | — | — |
| 1991warmest | 91° | 55° | 73° | — | — |
| 1990 | 75° | 46° | 61° | — | — |
| 1989 | 69° | 56° | 62° | — | — |
| 1988 | 80° | 53° | 67° | — | — |
| 1987 | 69° | 56° | 62° | — | — |
| 1986 | 68° | 53° | 61° | — | — |
| 1985 | 68° | 53° | 61° | 2.03" | — |
| 1984 | 68° | 51° | 60° | — | — |
| 1983 | 77° | 48° | 63° | — | — |
| 1982 | 77° | 58° | 67° | — | — |
| 1981 | 74° | 54° | 64° | — | — |
| 1980 | 75° | 47° | 61° | — | — |
| 1979 | 68° | 50° | 59° | 0.15" | — |
| 1978 | 67° | 56° | 61° | — | — |
| 1977 | 64° | 53° | 59° | — | — |
| 1976 | 75° | 52° | 63° | — | — |
| 1975 | 82° | 48° | 65° | — | — |
| 1974 | 76° | 53° | 64° | — | — |
| 1973 | 73° | 56° | 64° | — | — |
| 1972 | 66° | 56° | 61° | — | — |
| 1971 | 68° | 52° | 60° | — | — |
55 years of data from SAN JOSE