Weather on February 21
San Jose, CA
55 Years of Data
Avg High
63°F
Avg Low
45°F
Warmest
1982
63°F avg
Coldest
2011
44°F avg
About This Date
February 21st in San Jose, CA typically brings mild winter weather, with average highs around 63°F and lows near 45°F. Over 56 years of records, the warmest February 21st was in 1982 (63°F average), while the coldest was 2011 (44°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 34% of February 21st dates historically, with the wettest February 21st recording 2.08" of rain. The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.3°F cooler on this date compared to 20-30 years ago.
Planning for February 21st in San Jose, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 61° | 37° | 49° | — | — |
| 2025 | 68° | 41° | 55° | — | — |
| 2024 | 66° | 44° | 55° | — | — |
| 2023 | 59° | 44° | 52° | — | — |
| 2022 | 58° | 37° | 47° | — | — |
| 2021 | 64° | 39° | 52° | — | — |
| 2020 | 67° | 45° | 56° | — | — |
| 2019 | 56° | 40° | 48° | — | — |
| 2018 | 59° | 36° | 47° | — | — |
| 2017 | 61° | 48° | 54° | 0.84" | — |
| 2016 | 64° | 43° | 53° | — | — |
| 2015 | 71° | 45° | 58° | — | — |
| 2014 | 72° | 42° | 57° | — | — |
| 2013 | 58° | 37° | 47° | — | — |
| 2012 | 66° | 48° | 57° | — | — |
| 2011coldest | 55° | 34° | 44° | — | — |
| 2010 | 56° | 49° | 52° | 0.69" | — |
| 2009 | 64° | 45° | 54° | 0.1" | — |
| 2008 | 55° | 48° | 52° | 0.25" | — |
| 2007 | 59° | 48° | 54° | — | — |
| 2006 | 61° | 37° | 49° | — | — |
| 2005 | 67° | 49° | 58° | 0.53" | — |
| 2004 | 57° | 46° | 52° | 0.15" | — |
| 2003 | 66° | 43° | 54° | — | — |
| 2002 | 72° | 54° | 63° | — | — |
| 2001 | 61° | 50° | 55° | 0.05" | — |
| 2000 | 65° | 49° | 57° | 0.03" | — |
| 1999 | 60° | 42° | 51° | 1.52" | — |
| 1998 | 55° | 48° | 52° | 1.8" | — |
| 1997 | 64° | 41° | 53° | — | — |
| 1996 | 60° | 49° | 54° | 2.08" | — |
| 1995 | 74° | 46° | 60° | — | — |
| 1994 | 56° | 40° | 48° | 0.38" | — |
| 1993 | 58° | 42° | 50° | 0.13" | — |
| 1992 | 66° | 54° | 60° | 0.08" | — |
| 1991 | 74° | 46° | 60° | — | — |
| 1990 | 66° | 43° | 54° | — | — |
| 1989 | 76° | 47° | 61° | — | — |
| 1988 | 69° | 44° | 57° | — | — |
| 1987 | 55° | 41° | 48° | 0.18" | — |
| 1986 | 67° | 46° | 56° | — | — |
| 1985 | 74° | 47° | 60° | — | — |
| 1984 | 63° | 46° | 54° | 0.76" | — |
| 1983 | 65° | 48° | 56° | — | — |
| 1982warmest | 69° | 57° | 63° | — | — |
| 1981 | 70° | 55° | 62° | — | — |
| 1980 | 62° | 50° | 56° | 1.17" | — |
| 1979 | 56° | 45° | 50° | 0.99" | — |
| 1978 | 63° | 47° | 55° | — | — |
| 1977 | 61° | 51° | 56° | 0.38" | — |
| 1976 | 68° | 35° | 52° | — | — |
| 1975 | 58° | 39° | 48° | — | — |
| 1974 | 59° | 39° | 49° | — | — |
| 1973 | 67° | 42° | 54° | — | — |
| 1972 | 66° | 51° | 59° | — | — |
| 1971 | 61° | 37° | 49° | — | — |
56 years of data from SAN JOSE