Weather on May 1
Hayward, CA
55 Years of Data
Avg High
69°F
Avg Low
49°F
Warmest
1996
77°F avg
Coldest
1995
32°F avg
About This Date
May 1st in Hayward, CA typically brings mild spring weather, with average highs around 69°F and lows near 49°F. Over 52 years of records, the warmest May 1st was in 1996 (77°F average), while the coldest was 1995 (32°F) — a 45°F range across recorded history. Rain or other precipitation has occurred on about 6% of May 1st dates historically, with the wettest May 1st recording 1.24" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for May 1st in Hayward, CA? Great weather for outdoor activities.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 54° | 61° | — | — |
| 2024 | 75° | 49° | 62° | — | — |
| 2023 | 60° | 50° | 55° | 0.08" | — |
| 2022 | 67° | 51° | 59° | — | — |
| 2021 | 62° | 52° | 57° | — | — |
| 2020 | 71° | 50° | 61° | — | — |
| 2019 | 71° | 49° | 60° | — | — |
| 2018 | 67° | 48° | 57° | — | — |
| 2017 | 90° | 55° | 72° | — | — |
| 2016 | 83° | 55° | 69° | — | — |
| 2015 | 78° | 54° | 66° | — | — |
| 2014 | 89° | 59° | 74° | — | — |
| 2013 | 87° | 56° | 71° | — | — |
| 2012 | 61° | 51° | 56° | — | — |
| 2011 | 78° | 47° | 62° | — | — |
| 2010 | 67° | 47° | 57° | — | — |
| 2009 | 63° | 51° | 57° | 0.69" | — |
| 2008 | 67° | 43° | 55° | — | — |
| 2007 | 65° | 50° | 57° | — | — |
| 2006 | 74° | 52° | 63° | — | — |
| 2005 | 68° | 55° | 62° | — | — |
| 2004 | 77° | 52° | 64° | — | — |
| 2003 | 69° | 52° | 60° | — | — |
| 2002 | 61° | 51° | 56° | — | — |
| 2001 | 68° | 53° | 61° | — | — |
| 2000 | 65° | 50° | 57° | — | — |
| 1999 | 56° | 50° | 53° | — | — |
| 1998 | 59° | 52° | 55° | — | — |
| 1997 | 69° | 45° | 57° | — | — |
| 1996warmest | 88° | 67° | 77° | — | — |
| 1995coldest | 65° | 0° | 32° | — | — |
| 1994 | 60° | 52° | 56° | — | — |
| 1993 | 79° | 59° | 69° | — | — |
| 1989 | 66° | 44° | 55° | — | — |
| 1988 | 60° | 40° | 50° | — | — |
| 1987 | 65° | 53° | 59° | — | — |
| 1986 | 70° | 43° | 56° | — | — |
| 1985 | 77° | 46° | 62° | — | — |
| 1984 | 60° | 48° | 54° | — | — |
| 1983 | 57° | 44° | 51° | — | — |
| 1982 | 62° | 48° | 55° | — | — |
| 1981 | 82° | 52° | 67° | — | — |
| 1980 | 73° | 48° | 61° | — | — |
| 1979 | 61° | 51° | 56° | — | — |
| 1978 | 62° | 45° | 53° | — | — |
| 1977 | 73° | 44° | 59° | 1.24" | — |
| 1976 | 78° | 41° | 60° | — | — |
| 1975 | 63° | 46° | 54° | — | — |
| 1974 | 63° | 43° | 53° | — | — |
| 1973 | 60° | 49° | 54° | — | — |
| 1972 | 75° | 40° | 57° | — | — |
| 1971 | 65° | 45° | 55° | — | — |
52 years of data from HAYWARD AIR TERMINAL