Weather on December 1
Hayward, CA
55 Years of Data
About This Date
December 1st in Hayward, CA typically brings mild winter weather, with average highs around 61°F and lows near 45°F. Over 53 years of records, the warmest December 1st was in 1994 (64°F average), while the coldest was 2004 (46°F) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 26% of December 1st dates historically, with the wettest December 1st recording 4.32" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for December 1st in Hayward, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 55° | 41° | 48° | — | — |
| 2024 | 67° | 49° | 58° | — | — |
| 2023 | 61° | 43° | 52° | — | — |
| 2022 | 52° | — | — | 1.3" | — |
| 2021 | 69° | 49° | 59° | — | — |
| 2020 | 64° | 42° | 53° | — | — |
| 2019 | 58° | 54° | 56° | 0.23" | — |
| 2018 | 60° | 46° | 53° | 0.51" | — |
| 2017 | 60° | 44° | 52° | — | — |
| 2016 | 60° | 40° | 50° | — | — |
| 2015 | 57° | 41° | 49° | — | — |
| 2014 | 71° | 54° | 62° | — | — |
| 2013 | 67° | 44° | 55° | — | — |
| 2012 | 66° | 58° | 62° | 0.38" | — |
| 2011 | 68° | 54° | 61° | — | — |
| 2010 | 55° | 39° | 47° | — | — |
| 2009 | 62° | 41° | 52° | — | — |
| 2008 | 57° | 45° | 51° | — | — |
| 2007 | 54° | 38° | 46° | — | — |
| 2006 | 58° | 38° | 48° | — | — |
| 2005 | 62° | 51° | 57° | 1.45" | — |
| 2004coldest | 55° | 37° | 46° | — | — |
| 2003 | 60° | 50° | 55° | 0.28" | — |
| 2002 | 62° | 48° | 55° | — | — |
| 2001 | 55° | 50° | 53° | 0.51" | — |
| 2000 | 57° | 43° | 50° | — | — |
| 1999 | 58° | 46° | 52° | — | — |
| 1998 | 58° | 44° | 51° | 0.03" | — |
| 1997 | 60° | 45° | 52° | — | — |
| 1996 | 58° | 47° | 52° | — | — |
| 1995 | 59° | 51° | 55° | — | — |
| 1994warmest | 68° | 59° | 64° | — | — |
| 1993 | 59° | 45° | 52° | — | — |
| 1992 | 65° | 49° | 57° | — | — |
| 1989 | 64° | 46° | 55° | — | — |
| 1988 | 66° | 47° | 56° | — | — |
| 1987 | 55° | 51° | 53° | 1.3" | — |
| 1986 | 60° | 48° | 54° | — | — |
| 1985 | 56° | 43° | 49° | — | — |
| 1984 | 60° | 42° | 51° | — | — |
| 1983 | 58° | 48° | 53° | 0.13" | — |
| 1982 | 54° | 43° | 48° | 0.38" | — |
| 1981 | 58° | 43° | 50° | — | — |
| 1980 | 63° | 40° | 51° | 0.13" | — |
| 1979 | 66° | 45° | 55° | — | — |
| 1978 | 57° | 48° | 53° | 1.02" | — |
| 1977 | 73° | 49° | 61° | — | — |
| 1976 | 68° | 36° | 52° | — | — |
| 1975 | 57° | 37° | 47° | — | — |
| 1974 | 60° | 41° | 51° | — | — |
| 1973 | 60° | 42° | 51° | 4.32" | — |
| 1972 | 64° | 36° | 50° | — | — |
| 1971 | 60° | 37° | 49° | — | — |
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.