Weather on May 23
Hayward, CA
55 Years of Data
About This Date
May 23rd in Hayward, CA typically brings pleasant spring weather, with average highs around 70°F and lows near 52°F. Over 53 years of records, the warmest May 23rd was in 2000 (73°F average), while the coldest was 1977 (53°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 4% of May 23rd dates historically. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for May 23rd in Hayward, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 70° | 56° | 63° | — | — |
| 2025 | 65° | 56° | 60° | — | — |
| 2024 | 70° | 53° | 61° | — | — |
| 2023 | 67° | 54° | 60° | — | — |
| 2022 | 73° | 52° | 62° | — | — |
| 2021 | 63° | 52° | 57° | — | — |
| 2020 | 76° | 51° | 63° | — | — |
| 2019 | 69° | 55° | 62° | — | — |
| 2018 | 63° | 55° | 59° | — | — |
| 2017 | 74° | 55° | 64° | — | — |
| 2016 | 67° | 56° | 61° | — | — |
| 2015 | 63° | 54° | 58° | — | — |
| 2014 | 69° | 52° | 60° | — | — |
| 2013 | 64° | 50° | 57° | — | — |
| 2012 | 67° | 52° | 59° | — | — |
| 2011 | 65° | 52° | 58° | — | — |
| 2010 | 65° | 45° | 55° | — | — |
| 2009 | 60° | 52° | 56° | — | — |
| 2008 | 67° | 49° | 58° | — | — |
| 2007 | 83° | 54° | 68° | — | — |
| 2006 | 73° | 60° | 67° | — | — |
| 2005 | 71° | 54° | 62° | — | — |
| 2004 | 65° | 55° | 60° | — | — |
| 2003 | 75° | 55° | 65° | — | — |
| 2002 | 74° | 48° | 61° | — | — |
| 2001 | 71° | 55° | 63° | — | — |
| 2000warmest | 86° | 61° | 73° | 0.08" | — |
| 1999 | 68° | 53° | 61° | — | — |
| 1998 | 64° | 51° | 58° | — | — |
| 1997 | 69° | 54° | 61° | — | — |
| 1996 | 70° | 49° | 59° | — | — |
| 1995 | 68° | 57° | 63° | — | — |
| 1994 | 77° | 52° | 64° | — | — |
| 1993 | 64° | 52° | 58° | — | — |
| 1989 | 64° | 47° | 55° | 0.08" | — |
| 1988 | 70° | 50° | 60° | — | — |
| 1987 | 68° | 52° | 60° | — | — |
| 1986 | 74° | 45° | 59° | — | — |
| 1985 | 76° | 52° | 64° | — | — |
| 1984 | 85° | 53° | 69° | — | — |
| 1983 | 72° | 52° | 62° | — | — |
| 1982 | 76° | 54° | 65° | — | — |
| 1981 | 73° | 51° | 62° | — | — |
| 1980 | 64° | 48° | 56° | — | — |
| 1979 | 72° | 53° | 62° | — | — |
| 1978 | 69° | 47° | 58° | — | — |
| 1977coldest | 58° | 49° | 53° | — | — |
| 1976 | 74° | 43° | 58° | — | — |
| 1975 | 70° | 45° | 57° | — | — |
| 1974 | 73° | 44° | 59° | — | — |
| 1973 | 66° | 55° | 61° | — | — |
| 1972 | 69° | 46° | 58° | — | — |
| 1971 | 72° | 47° | 59° | — | — |
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.