Weather on December 4
Hayward, CA
55 Years of Data
Avg High
60°F
Avg Low
44°F
Warmest
2014
62°F avg
Coldest
1971
40°F avg
About This Date
December 4th in Hayward, CA typically brings mild winter weather, with average highs around 60°F and lows near 44°F. Over 53 years of records, the warmest December 4th was in 2014 (62°F average), while the coldest was 1971 (40°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 23% of December 4th dates historically, with the wettest December 4th recording 2.49" of rain. The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
Planning for December 4th in Hayward, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 57° | 40° | 48° | — | — |
| 2024 | 66° | 46° | 56° | — | — |
| 2023 | 62° | 49° | 55° | — | — |
| 2022 | 62° | 46° | 54° | 0.13" | — |
| 2021 | 58° | 53° | 55° | — | — |
| 2020 | 66° | 43° | 54° | — | — |
| 2019 | 58° | 53° | 55° | 0.48" | — |
| 2018 | 55° | 50° | 53° | 0.25" | — |
| 2017 | 64° | 41° | 53° | — | — |
| 2016 | 60° | 42° | 51° | — | — |
| 2015 | 61° | 43° | 52° | — | — |
| 2014warmest | 70° | 54° | 62° | 0.03" | — |
| 2013 | 52° | 35° | 43° | — | — |
| 2012 | 61° | 50° | 55° | — | — |
| 2011 | 60° | 38° | 49° | — | — |
| 2010 | 63° | 50° | 56° | — | — |
| 2009 | 56° | 41° | 48° | — | — |
| 2008 | 61° | 45° | 53° | — | — |
| 2007 | 63° | 51° | 57° | 0.51" | — |
| 2006 | 60° | 39° | 50° | — | — |
| 2005 | 59° | 37° | 48° | — | — |
| 2004 | 54° | 35° | 44° | — | — |
| 2003 | 55° | 45° | 50° | 0.36" | — |
| 2002 | 61° | 45° | 53° | — | — |
| 2001 | 55° | 40° | 47° | — | — |
| 2000 | 64° | 43° | 53° | — | — |
| 1999 | 57° | 39° | 48° | — | — |
| 1998 | 52° | 39° | 45° | — | — |
| 1997 | 56° | 46° | 51° | — | — |
| 1996 | 59° | 45° | 52° | — | — |
| 1995 | 59° | 53° | 56° | — | — |
| 1994 | 58° | 53° | 55° | — | — |
| 1993 | 61° | 48° | 54° | — | — |
| 1992 | 59° | 44° | 52° | — | — |
| 1989 | 69° | 47° | 58° | — | — |
| 1988 | 70° | 46° | 58° | — | — |
| 1987 | 68° | 54° | 61° | — | — |
| 1986 | 69° | 44° | 57° | — | — |
| 1985 | 61° | 48° | 54° | 0.1" | — |
| 1984 | 56° | 41° | 48° | — | — |
| 1983 | 53° | 40° | 46° | 0.41" | — |
| 1982 | 61° | 44° | 52° | — | — |
| 1981 | 64° | 44° | 54° | — | — |
| 1980 | 59° | 48° | 54° | 2.49" | — |
| 1979 | 72° | 47° | 59° | — | — |
| 1978 | 62° | 39° | 51° | — | — |
| 1977 | 63° | 48° | 55° | — | — |
| 1976 | 72° | 48° | 60° | — | — |
| 1975 | 62° | 40° | 51° | — | — |
| 1974 | 59° | 47° | 53° | 1.12" | — |
| 1973 | 57° | 38° | 47° | — | — |
| 1972 | 54° | 38° | 46° | 0.66" | — |
| 1971coldest | 47° | 33° | 40° | 0.61" | — |
53 years of data from HAYWARD AIR TERMINAL