Weather on August 19
Hayward, CA
55 Years of Data
Avg High
73°F
Avg Low
57°F
Warmest
1995
79°F avg
Coldest
1996
56°F avg
About This Date
August 19th in Hayward, CA typically brings pleasant summer weather, with average highs around 73°F and lows near 57°F. Over 52 years of records, the warmest August 19th was in 1995 (79°F average), while the coldest was 1996 (56°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 6% of August 19th dates historically, with the wettest August 19th recording 0.94" of rain. The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
Planning for August 19th in Hayward, CA? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 58° | 65° | — | — |
| 2024 | 77° | 60° | 69° | — | — |
| 2023 | 77° | 62° | 70° | — | — |
| 2022 | 73° | 59° | 66° | — | — |
| 2021 | 74° | 60° | 67° | — | — |
| 2020 | 84° | 66° | 75° | — | — |
| 2019 | 71° | 60° | 66° | — | — |
| 2018 | 75° | 55° | 65° | — | — |
| 2017 | 75° | 61° | 68° | — | — |
| 2016 | 74° | 59° | 66° | — | — |
| 2015 | 73° | 63° | 68° | — | — |
| 2014 | 77° | 63° | 70° | — | — |
| 2013 | 82° | 62° | 72° | — | — |
| 2012 | 66° | 55° | 61° | — | — |
| 2011 | 67° | 58° | 62° | — | — |
| 2010 | 77° | 56° | 66° | — | — |
| 2009 | 72° | 58° | 65° | — | — |
| 2008 | 71° | 60° | 66° | — | — |
| 2007 | 75° | 60° | 68° | — | — |
| 2006 | 71° | 56° | 63° | — | — |
| 2005 | 66° | 57° | 62° | — | — |
| 2004 | 74° | 60° | 67° | — | — |
| 2003 | 72° | 62° | 67° | — | — |
| 2002 | 62° | 57° | 60° | — | — |
| 2001 | 71° | 56° | 63° | — | — |
| 2000 | 69° | 57° | 63° | — | — |
| 1999 | 74° | 58° | 66° | — | — |
| 1998 | 71° | 54° | 62° | — | — |
| 1997 | 75° | 56° | 65° | — | — |
| 1996coldest | 61° | 51° | 56° | — | — |
| 1995warmest | 89° | 68° | 79° | — | — |
| 1994 | 70° | 54° | 62° | — | — |
| 1993 | 67° | 53° | 60° | — | — |
| 1989 | 71° | 56° | 63° | — | — |
| 1988 | 85° | 54° | 69° | — | — |
| 1987 | 82° | 52° | 67° | — | — |
| 1986 | 82° | 53° | 68° | — | — |
| 1985 | 74° | 51° | 62° | — | — |
| 1984 | 82° | 54° | 68° | — | — |
| 1983 | 70° | 59° | 64° | 0.25" | — |
| 1982 | 70° | 56° | 63° | — | — |
| 1981 | 66° | 55° | 61° | — | — |
| 1980 | 71° | 56° | 63° | — | — |
| 1979 | 76° | 56° | 66° | — | — |
| 1978 | 78° | 53° | 66° | — | — |
| 1977 | 73° | 58° | 65° | — | — |
| 1976 | 66° | 57° | 62° | 0.94" | — |
| 1975 | 62° | 52° | 57° | 0.23" | — |
| 1974 | 73° | 51° | 62° | — | — |
| 1973 | 75° | 45° | 60° | — | — |
| 1972 | 65° | 54° | 59° | — | — |
| 1971 | 77° | 52° | 64° | — | — |
52 years of data from HAYWARD AIR TERMINAL