Weather on June 27
Hayward, CA
55 Years of Data
Avg High
75°F
Avg Low
55°F
Warmest
2003
83°F avg
Coldest
1997
56°F avg
About This Date
June 27th in Hayward, CA typically brings pleasant summer weather, with average highs around 75°F and lows near 55°F. Over 52 years of records, the warmest June 27th was in 2003 (83°F average), while the coldest was 1997 (56°F) — a 27°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.8°F cooler on this date compared to 20-30 years ago.
Planning for June 27th in Hayward, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 55° | 66° | — | — |
| 2024 | 71° | 57° | 64° | — | — |
| 2023 | 65° | 55° | 60° | — | — |
| 2022 | 74° | 56° | 65° | — | — |
| 2021 | 67° | 57° | 62° | — | — |
| 2020 | 75° | 59° | 67° | — | — |
| 2019 | 69° | 57° | 63° | — | — |
| 2018 | 67° | 57° | 62° | — | — |
| 2017 | 67° | 59° | 63° | — | — |
| 2016 | 80° | 55° | 68° | — | — |
| 2015 | 78° | 59° | 69° | — | — |
| 2014 | 70° | 57° | 63° | — | — |
| 2013 | 80° | 61° | 70° | — | — |
| 2012 | 76° | 53° | 64° | — | — |
| 2011 | 66° | 56° | 61° | — | — |
| 2010 | 91° | 56° | 73° | — | — |
| 2009 | 93° | 58° | 75° | — | — |
| 2008 | 73° | 55° | 64° | — | — |
| 2007 | 67° | 54° | 60° | — | — |
| 2006 | 73° | 59° | 66° | — | — |
| 2005 | 66° | 57° | 62° | — | — |
| 2004 | 77° | 57° | 67° | — | — |
| 2003warmest | 97° | 69° | 83° | — | — |
| 2002 | 66° | 56° | 61° | — | — |
| 2001 | 72° | 63° | 67° | — | — |
| 2000 | 78° | 57° | 68° | — | — |
| 1999 | 84° | 53° | 69° | — | — |
| 1998 | 81° | 52° | 66° | — | — |
| 1997coldest | 63° | 50° | 56° | — | — |
| 1996 | 68° | 50° | 59° | — | — |
| 1995 | 68° | 55° | 62° | — | — |
| 1994 | 83° | 53° | 68° | — | — |
| 1993 | 68° | 51° | 60° | — | — |
| 1989 | 65° | 55° | 60° | — | — |
| 1988 | 74° | 55° | 64° | — | — |
| 1987 | 75° | 55° | 65° | — | — |
| 1986 | 70° | 55° | 62° | — | — |
| 1985 | 84° | 52° | 68° | — | — |
| 1984 | 79° | 53° | 66° | — | — |
| 1983 | 73° | 55° | 64° | — | — |
| 1982 | 79° | 59° | 69° | — | — |
| 1981 | 80° | 55° | 68° | — | — |
| 1980 | 81° | 50° | 65° | — | — |
| 1979 | 64° | 51° | 58° | — | — |
| 1978 | 73° | 54° | 63° | — | — |
| 1977 | 70° | 53° | 61° | — | — |
| 1976 | 94° | 56° | 75° | — | — |
| 1975 | 72° | 48° | 60° | — | — |
| 1974 | 72° | 48° | 60° | — | — |
| 1973 | 97° | 56° | 76° | — | — |
| 1972 | 69° | 48° | 59° | — | — |
| 1971 | 69° | 51° | 60° | — | — |
52 years of data from HAYWARD AIR TERMINAL