Weather on August 25
Hayward, CA
55 Years of Data
Avg High
76°F
Avg Low
57°F
Warmest
2003
78°F avg
Coldest
1998
57°F avg
About This Date
August 25th in Hayward, CA typically brings pleasant summer weather, with average highs around 76°F and lows near 57°F. Over 53 years of records, the warmest August 25th was in 2003 (78°F average), while the coldest was 1998 (57°F) — a 21°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
Planning for August 25th in Hayward, CA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 61° | 67° | — | — |
| 2024 | 84° | 59° | 72° | — | — |
| 2023 | 73° | 63° | 68° | — | — |
| 2022 | 79° | 60° | 69° | — | — |
| 2021 | 72° | 57° | 64° | — | — |
| 2020 | 79° | 62° | 70° | — | — |
| 2019 | 81° | 60° | 70° | — | — |
| 2018 | 76° | 56° | 66° | — | — |
| 2017 | 76° | 57° | 66° | — | — |
| 2016 | 71° | 58° | 64° | — | — |
| 2015 | 76° | 59° | 67° | — | — |
| 2014 | 75° | 62° | 69° | — | — |
| 2013 | 77° | 61° | 69° | — | — |
| 2012 | 69° | 56° | 62° | — | — |
| 2011 | 73° | 59° | 66° | — | — |
| 2010 | 92° | 62° | 77° | — | — |
| 2009 | 76° | 56° | 66° | — | — |
| 2008 | 72° | 61° | 66° | — | — |
| 2007 | 72° | 59° | 65° | — | — |
| 2006 | 72° | 58° | 65° | — | — |
| 2005 | 73° | 58° | 65° | — | — |
| 2004 | 74° | 62° | 68° | — | — |
| 2003warmest | 90° | 66° | 78° | — | — |
| 2002 | 69° | 55° | 62° | — | — |
| 2001 | 76° | 56° | 66° | — | — |
| 2000 | 79° | 57° | 68° | — | — |
| 1999 | 86° | 55° | 71° | — | — |
| 1998coldest | 62° | 52° | 57° | — | — |
| 1997 | 75° | 59° | 67° | — | — |
| 1996 | 69° | 54° | 61° | — | — |
| 1995 | 62° | 53° | 58° | — | — |
| 1994 | 70° | 53° | 61° | — | — |
| 1993 | 86° | 65° | 75° | — | — |
| 1992 | 71° | 53° | 62° | — | — |
| 1989 | 83° | 52° | 67° | — | — |
| 1988 | 86° | 54° | 70° | — | — |
| 1987 | 75° | 57° | 66° | — | — |
| 1986 | 75° | 55° | 65° | — | — |
| 1985 | 81° | 54° | 67° | — | — |
| 1984 | 68° | 58° | 63° | — | — |
| 1983 | 74° | 58° | 66° | — | — |
| 1982 | 68° | 57° | 63° | — | — |
| 1981 | 75° | 57° | 66° | — | — |
| 1980 | 70° | 55° | 62° | — | — |
| 1979 | 79° | 59° | 69° | — | — |
| 1978 | 75° | 57° | 66° | — | — |
| 1977 | 74° | 57° | 65° | — | — |
| 1976 | 78° | 55° | 67° | — | — |
| 1975 | 80° | 53° | 67° | — | — |
| 1974 | 78° | 53° | 66° | — | — |
| 1973 | 73° | 50° | 62° | — | — |
| 1972 | 76° | 54° | 65° | — | — |
| 1971 | 78° | 58° | 68° | — | — |
53 years of data from HAYWARD AIR TERMINAL