Weather on May 27
Hayward, CA
55 Years of Data
About This Date
May 27th in Hayward, CA typically brings mild spring weather, with average highs around 69°F and lows near 52°F. Over 52 years of records, the warmest May 27th was in 2020 (72°F average), while the coldest was 1998 (51°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 6% of May 27th dates historically. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for May 27th in Hayward, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 56° | 66° | — | — |
| 2024 | 67° | 53° | 60° | — | — |
| 2023 | 66° | 55° | 61° | — | — |
| 2022 | 67° | 54° | 60° | — | — |
| 2021 | 66° | 52° | 59° | — | — |
| 2020warmest | 87° | 57° | 72° | — | — |
| 2019 | 63° | 53° | 58° | — | — |
| 2018 | 77° | 52° | 64° | — | — |
| 2017 | 68° | 56° | 62° | — | — |
| 2016 | 77° | 52° | 64° | — | — |
| 2015 | 64° | 54° | 59° | — | — |
| 2014 | 66° | 53° | 60° | — | — |
| 2013 | 63° | 55° | 59° | 0.08" | — |
| 2012 | 61° | 53° | 57° | — | — |
| 2011 | 66° | 55° | 61° | — | — |
| 2010 | 64° | 52° | 58° | 0.46" | — |
| 2009 | 73° | 53° | 63° | — | — |
| 2008 | 64° | 52° | 58° | — | — |
| 2007 | 63° | 52° | 57° | — | — |
| 2006 | 64° | 53° | 59° | — | — |
| 2005 | 63° | 56° | 59° | — | — |
| 2004 | 68° | 59° | 64° | — | — |
| 2003 | 86° | 56° | 71° | — | — |
| 2002 | 67° | 54° | 60° | — | — |
| 2001 | 62° | 53° | 58° | — | — |
| 2000 | 69° | 56° | 62° | — | — |
| 1999 | 59° | 52° | 55° | — | — |
| 1998coldest | 55° | 47° | 51° | — | — |
| 1997 | 81° | 58° | 69° | — | — |
| 1996 | 69° | 48° | 59° | — | — |
| 1995 | 65° | 55° | 60° | — | — |
| 1994 | 69° | 50° | 60° | — | — |
| 1993 | 62° | 53° | 58° | — | — |
| 1989 | 72° | 50° | 61° | — | — |
| 1988 | 67° | 53° | 60° | — | — |
| 1987 | 62° | 51° | 57° | — | — |
| 1986 | 76° | 53° | 64° | — | — |
| 1985 | 63° | 52° | 57° | 0.03" | — |
| 1984 | 81° | 56° | 68° | — | — |
| 1983 | 72° | 50° | 61° | — | — |
| 1982 | 65° | 50° | 57° | — | — |
| 1981 | 74° | 54° | 64° | — | — |
| 1980 | 67° | 47° | 57° | — | — |
| 1979 | 73° | 51° | 62° | — | — |
| 1978 | 68° | 48° | 58° | — | — |
| 1977 | 64° | 42° | 53° | — | — |
| 1976 | 83° | 45° | 64° | — | — |
| 1975 | 76° | 49° | 62° | — | — |
| 1974 | 90° | 48° | 69° | — | — |
| 1973 | 75° | 55° | 65° | — | — |
| 1972 | 65° | 47° | 56° | — | — |
| 1971 | 62° | 48° | 55° | — | — |
Hayward, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Hayward, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Hayward, CA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Hayward, CA
Most pleasant months in Hayward, CA: August.