Weather on March 15
Hayward, CA
55 Years of Data
Avg High
63°F
Avg Low
45°F
Warmest
2004
67°F avg
Coldest
1995
30°F avg
About This Date
March 15th in Hayward, CA typically brings mild spring weather, with average highs around 63°F and lows near 45°F. Over 53 years of records, the warmest March 15th was in 2004 (67°F average), while the coldest was 1995 (30°F) — a 37°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 1.57" of rain. 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 March 15th in Hayward, CA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 79° | 50° | 64° | — | — |
| 2025 | 63° | 49° | 56° | — | — |
| 2024 | 76° | 54° | 65° | — | — |
| 2023 | 59° | 42° | 51° | — | — |
| 2022 | 66° | 51° | 59° | 0.2" | — |
| 2021 | 54° | 40° | 47° | — | — |
| 2020 | 54° | 46° | 50° | 1.12" | — |
| 2019 | 70° | 44° | 57° | — | — |
| 2018 | 58° | 40° | 49° | 0.15" | — |
| 2017 | 65° | 52° | 58° | — | — |
| 2016 | 66° | 45° | 55° | — | — |
| 2015 | 74° | 58° | 66° | — | — |
| 2014 | 76° | 48° | 62° | — | — |
| 2013 | 66° | 46° | 56° | — | — |
| 2012 | 62° | 56° | 59° | — | — |
| 2011 | 65° | 54° | 59° | 0.46" | — |
| 2010 | 67° | 44° | 55° | — | — |
| 2009 | 61° | 49° | 55° | 0.18" | — |
| 2008 | 56° | 42° | 49° | 0.41" | — |
| 2007 | 77° | 46° | 62° | — | — |
| 2006 | 57° | 47° | 52° | 0.05" | — |
| 2005 | 71° | 47° | 59° | — | — |
| 2004warmest | 81° | 54° | 67° | — | — |
| 2003 | 61° | 50° | 55° | 0.89" | — |
| 2002 | 55° | 41° | 48° | — | — |
| 2001 | 57° | 49° | 53° | — | — |
| 2000 | 70° | 49° | 59° | — | — |
| 1999 | 56° | 44° | 50° | 0.2" | — |
| 1998 | 64° | 50° | 57° | — | — |
| 1997 | 62° | 46° | 54° | — | — |
| 1996 | 65° | 50° | 57° | — | — |
| 1995coldest | 60° | 0° | 30° | — | — |
| 1994 | 61° | 48° | 54° | — | — |
| 1993 | 61° | 52° | 56° | — | — |
| 1990 | 58° | 44° | 51° | — | — |
| 1989 | 65° | 41° | 53° | — | — |
| 1987 | 54° | 40° | 47° | 1.17" | — |
| 1986 | 59° | 46° | 53° | 1.3" | — |
| 1985 | 67° | 47° | 57° | — | — |
| 1984 | 60° | 53° | 57° | 1.4" | — |
| 1983 | 61° | 40° | 50° | — | — |
| 1982 | 55° | 43° | 49° | 0.25" | — |
| 1981 | 61° | 47° | 54° | 0.33" | — |
| 1980 | 62° | 42° | 52° | 0.15" | — |
| 1979 | 62° | 51° | 57° | — | — |
| 1978 | 68° | 45° | 56° | — | — |
| 1977 | 58° | 38° | 48° | — | — |
| 1976 | 65° | 38° | 51° | — | — |
| 1975 | 58° | 35° | 46° | — | — |
| 1974 | 72° | 43° | 57° | — | — |
| 1973 | 63° | 39° | 51° | — | — |
| 1972 | 71° | 45° | 58° | — | — |
| 1971 | 49° | 42° | 45° | 1.57" | — |
53 years of data from HAYWARD AIR TERMINAL