Weather on March 15
San Jose, CA
55 Years of Data
Avg High
66°F
Avg Low
46°F
Warmest
2004
68°F avg
Coldest
1991
48°F avg
About This Date
March 15th in San Jose, CA typically brings mild spring weather, with average highs around 66°F and lows near 46°F. Over 56 years of records, the warmest March 15th was in 2004 (68°F average), while the coldest was 1991 (48°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 30% of March 15th dates historically, with the wettest March 15th recording 2.82" of rain. The last decade has been 2.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.5°F cooler on this date compared to 20-30 years ago.
Planning for March 15th in San Jose, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 80° | 50° | 65° | — | — |
| 2025 | 61° | 44° | 52° | — | — |
| 2024 | 75° | 54° | 64° | — | — |
| 2023 | 61° | 42° | 51° | — | — |
| 2022 | 70° | 51° | 60° | — | — |
| 2021 | 54° | 42° | 48° | — | — |
| 2020 | 54° | 45° | 49° | 1.27" | — |
| 2019 | 68° | 39° | 54° | — | — |
| 2018 | 58° | 40° | 49° | 0.2" | — |
| 2017 | 70° | 52° | 61° | — | — |
| 2016 | 66° | 44° | 55° | — | — |
| 2015 | 80° | 56° | 68° | — | — |
| 2014 | 79° | 48° | 63° | — | — |
| 2013 | 69° | 45° | 57° | — | — |
| 2012 | 68° | 57° | 63° | — | — |
| 2011 | 70° | 56° | 63° | 0.05" | — |
| 2010 | 73° | 42° | 58° | — | — |
| 2009 | 64° | 50° | 57° | — | — |
| 2008 | 60° | 43° | 51° | 0.36" | — |
| 2007 | 79° | 47° | 63° | — | — |
| 2006 | 58° | — | — | 0.15" | — |
| 2005 | 75° | 43° | 59° | — | — |
| 2004warmest | 82° | 53° | 68° | — | — |
| 2003 | 66° | 53° | 60° | 1.55" | — |
| 2002 | 58° | 42° | 50° | — | — |
| 2001 | 59° | 43° | 51° | — | — |
| 2000 | 74° | 46° | 60° | — | — |
| 1999 | 57° | 43° | 50° | 0.25" | — |
| 1998 | 71° | 52° | 61° | — | — |
| 1997 | 74° | 48° | 61° | — | — |
| 1996 | 70° | 47° | 58° | — | — |
| 1995 | 66° | 45° | 55° | 0.48" | — |
| 1994 | 69° | 46° | 58° | — | — |
| 1993 | 69° | 52° | 60° | — | — |
| 1992 | 61° | 50° | 55° | 0.2" | — |
| 1991coldest | 58° | 39° | 48° | 0.28" | — |
| 1990 | 70° | 50° | 60° | — | — |
| 1989 | 67° | 41° | 54° | — | — |
| 1988 | 68° | 43° | 55° | — | — |
| 1987 | 61° | 44° | 52° | — | — |
| 1986 | 58° | 47° | 52° | 2.82" | — |
| 1985 | 60° | 41° | 51° | — | — |
| 1984 | 63° | 52° | 57° | 0.3" | — |
| 1983 | 63° | 41° | 52° | — | — |
| 1982 | 56° | 42° | 49° | — | — |
| 1981 | 62° | 48° | 55° | 0.61" | — |
| 1980 | 64° | 47° | 55° | 0.25" | — |
| 1979 | 63° | 53° | 58° | 0.48" | — |
| 1978 | 71° | 43° | 57° | — | — |
| 1977 | 59° | 46° | 53° | 0.81" | — |
| 1976 | 67° | 44° | 55° | — | — |
| 1975 | 59° | 46° | 53° | — | — |
| 1974 | 72° | 46° | 59° | — | — |
| 1973 | 66° | 39° | 53° | — | — |
| 1972 | 80° | 47° | 63° | — | — |
| 1971 | 63° | 47° | 55° | 0.03" | — |
56 years of data from SAN JOSE