Weather on September 2
Hayward, CA
55 Years of Data
Avg High
78°F
Avg Low
57°F
Warmest
2017
91°F avg
Coldest
1994
58°F avg
About This Date
September 2nd in Hayward, CA typically brings pleasant fall weather, with average highs around 78°F and lows near 57°F. Over 53 years of records, the warmest September 2nd was in 2017 (91°F average), while the coldest was 1994 (58°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 2% of September 2nd dates historically. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for September 2nd in Hayward, CA? Great weather for outdoor activities.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 62° | 70° | — | — |
| 2024 | 77° | 61° | 69° | — | — |
| 2023 | 73° | 63° | 68° | — | — |
| 2022 | 74° | 56° | 65° | — | — |
| 2021 | 70° | 57° | 63° | — | — |
| 2020 | 74° | 62° | 68° | — | — |
| 2019 | 73° | 62° | 68° | — | — |
| 2018 | 77° | 56° | 66° | — | — |
| 2017warmest | 108° | 74° | 91° | — | — |
| 2016 | 73° | 56° | 64° | — | — |
| 2015 | 72° | 62° | 67° | — | — |
| 2014 | 75° | 63° | 69° | — | — |
| 2013 | 75° | 62° | 69° | — | — |
| 2012 | 79° | 52° | 65° | — | — |
| 2011 | 83° | 57° | 70° | — | — |
| 2010 | 92° | 60° | 76° | — | — |
| 2009 | 89° | 63° | 76° | — | — |
| 2008 | 89° | 56° | 72° | — | — |
| 2007 | 85° | 58° | 71° | — | — |
| 2006 | 69° | 57° | 63° | — | — |
| 2005 | 71° | 56° | 63° | — | — |
| 2004 | 74° | 59° | 66° | — | — |
| 2003 | 78° | 58° | 68° | — | — |
| 2002 | 93° | 64° | 79° | — | — |
| 2001 | 79° | 56° | 67° | — | — |
| 2000 | 71° | 59° | 65° | — | — |
| 1999 | 74° | 56° | 65° | — | — |
| 1998 | 92° | 63° | 77° | — | — |
| 1997 | 75° | 58° | 66° | — | — |
| 1996 | 70° | 53° | 61° | — | — |
| 1995 | 70° | 54° | 62° | — | — |
| 1994coldest | 65° | 52° | 58° | — | — |
| 1993 | 85° | 56° | 70° | — | — |
| 1992 | 68° | 54° | 61° | — | — |
| 1989 | 79° | 51° | 65° | — | — |
| 1988 | 75° | 56° | 65° | — | — |
| 1987 | 77° | 59° | 68° | — | — |
| 1986 | 78° | 54° | 66° | — | — |
| 1985 | 73° | 60° | 67° | 0.1" | — |
| 1984 | 90° | 57° | 73° | — | — |
| 1983 | 77° | 54° | 65° | — | — |
| 1982 | 77° | 55° | 66° | — | — |
| 1981 | 79° | 53° | 66° | — | — |
| 1980 | 74° | 54° | 64° | — | — |
| 1979 | 77° | 61° | 69° | — | — |
| 1978 | 90° | 58° | 74° | — | — |
| 1977 | 71° | 54° | 62° | — | — |
| 1976 | 76° | 52° | 64° | — | — |
| 1975 | 76° | 50° | 63° | — | — |
| 1974 | 73° | 53° | 63° | — | — |
| 1973 | 77° | 45° | 61° | — | — |
| 1972 | 70° | 53° | 61° | — | — |
| 1971 | 75° | 55° | 65° | — | — |
53 years of data from HAYWARD AIR TERMINAL