Weather on September 24
Hayward, CA
55 Years of Data
Avg High
77°F
Avg Low
56°F
Warmest
1997
83°F avg
Coldest
1986
56°F avg
About This Date
September 24th in Hayward, CA typically brings pleasant fall weather, with average highs around 77°F and lows near 56°F. Over 53 years of records, the warmest September 24th was in 1997 (83°F average), while the coldest was 1986 (56°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 9% of September 24th dates historically, with the wettest September 24th recording 1.73" of rain. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for September 24th 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 | 79° | 65° | 72° | — | — |
| 2024 | 90° | 62° | 76° | — | — |
| 2023 | 72° | 57° | 64° | — | — |
| 2022 | 87° | 59° | 73° | — | — |
| 2021 | 78° | 57° | 68° | — | — |
| 2020 | 79° | 64° | 71° | — | — |
| 2019 | 91° | 61° | 76° | — | — |
| 2018 | 83° | 51° | 67° | — | — |
| 2017 | 81° | 52° | 66° | — | — |
| 2016 | 82° | 57° | 70° | — | — |
| 2015 | 89° | 60° | 75° | — | — |
| 2014 | 81° | 65° | 73° | 0.08" | — |
| 2013 | 68° | 54° | 61° | — | — |
| 2012 | 71° | 56° | 63° | — | — |
| 2011 | 68° | 58° | 63° | — | — |
| 2010 | 86° | 55° | 71° | — | — |
| 2009 | 73° | 55° | 64° | — | — |
| 2008 | 83° | 54° | 68° | — | — |
| 2007 | 77° | 51° | 64° | — | — |
| 2006 | 78° | 55° | 67° | — | — |
| 2005 | 74° | 51° | 62° | — | — |
| 2004 | 86° | 58° | 72° | — | — |
| 2003 | 69° | 60° | 65° | — | — |
| 2002 | 80° | 57° | 69° | — | — |
| 2001 | 66° | 56° | 61° | 0.51" | — |
| 2000 | 79° | 55° | 67° | — | — |
| 1999 | 71° | 56° | 63° | — | — |
| 1998 | 66° | 57° | 62° | — | — |
| 1997warmest | 96° | 70° | 83° | — | — |
| 1996 | 68° | 49° | 58° | — | — |
| 1995 | 68° | 56° | 62° | — | — |
| 1994 | 73° | 58° | 65° | — | — |
| 1993 | 84° | 57° | 71° | — | — |
| 1992 | 74° | 57° | 65° | — | — |
| 1989 | 67° | 57° | 62° | — | — |
| 1988 | 78° | 48° | 63° | — | — |
| 1987 | 67° | 54° | 60° | — | — |
| 1986coldest | 63° | 50° | 56° | 1.73" | — |
| 1985 | 75° | 53° | 64° | — | — |
| 1984 | 74° | 50° | 62° | — | — |
| 1983 | 70° | 60° | 65° | — | — |
| 1982 | 68° | 56° | 62° | 0.94" | — |
| 1981 | 72° | 51° | 61° | — | — |
| 1980 | 90° | 57° | 73° | — | — |
| 1979 | 80° | 57° | 69° | — | — |
| 1978 | 95° | 60° | 78° | — | — |
| 1977 | 74° | 52° | 63° | — | — |
| 1976 | 76° | 52° | 64° | — | — |
| 1975 | 84° | 52° | 68° | — | — |
| 1974 | 71° | 49° | 60° | — | — |
| 1973 | 69° | 50° | 60° | 0.03" | — |
| 1972 | 74° | 45° | 59° | — | — |
| 1971 | 68° | 54° | 61° | — | — |
53 years of data from HAYWARD AIR TERMINAL