Weather on December 29
Hayward, CA
55 Years of Data
Avg High
57°F
Avg Low
43°F
Warmest
2023
61°F avg
Coldest
1988
39°F avg
About This Date
December 29th in Hayward, CA typically brings cool winter weather, with average highs around 57°F and lows near 43°F. Over 53 years of records, the warmest December 29th was in 2023 (61°F average), while the coldest was 1988 (39°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 38% of December 29th dates historically, with the wettest December 29th recording 4.06" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for December 29th in Hayward, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 40° | 52° | — | — |
| 2024 | 62° | 52° | 57° | 0.71" | — |
| 2023warmest | 67° | 56° | 61° | 2.26" | — |
| 2022 | 57° | 49° | 53° | 1.14" | — |
| 2021 | 53° | 45° | 49° | 1.04" | — |
| 2020 | 60° | 40° | 50° | — | — |
| 2019 | 56° | 44° | 50° | 0.69" | — |
| 2018 | 59° | 39° | 49° | — | — |
| 2017 | 60° | 41° | 51° | — | — |
| 2016 | 63° | 38° | 50° | — | — |
| 2015 | 53° | 34° | 43° | — | — |
| 2014 | 55° | 42° | 49° | — | — |
| 2013 | 70° | 36° | 53° | — | — |
| 2012 | 56° | 40° | 48° | 0.08" | — |
| 2011 | 57° | 45° | 51° | — | — |
| 2010 | 56° | 43° | 49° | 0.13" | — |
| 2009 | 55° | 38° | 46° | 0.1" | — |
| 2008 | 59° | 43° | 51° | — | — |
| 2007 | 54° | 44° | 49° | 0.15" | — |
| 2006 | 56° | 35° | 45° | — | — |
| 2005 | 56° | 46° | 51° | 0.03" | — |
| 2004 | 56° | 47° | 51° | 1.3" | — |
| 2003 | 52° | 49° | 50° | 4.06" | — |
| 2002 | 56° | 46° | 51° | 0.41" | — |
| 2001 | 58° | 50° | 54° | 1.75" | — |
| 2000 | 57° | 38° | 47° | — | — |
| 1999 | 60° | 40° | 50° | — | — |
| 1998 | 54° | 39° | 46° | — | — |
| 1997 | 58° | 51° | 54° | — | — |
| 1996 | 56° | 53° | 54° | — | — |
| 1995 | 60° | 55° | 58° | — | — |
| 1994 | 62° | 52° | 57° | — | — |
| 1993 | 56° | 48° | 52° | — | — |
| 1992 | 47° | 40° | 43° | — | — |
| 1989 | 58° | 38° | 48° | — | — |
| 1988coldest | 46° | 32° | 39° | — | — |
| 1987 | 53° | 40° | 46° | 0.58" | — |
| 1986 | 54° | 40° | 47° | — | — |
| 1985 | 48° | 32° | 40° | — | — |
| 1984 | 53° | 35° | 44° | — | — |
| 1983 | 58° | 48° | 53° | — | — |
| 1982 | 58° | 42° | 50° | — | — |
| 1981 | 55° | 40° | 47° | 0.43" | — |
| 1980 | 63° | 46° | 54° | — | — |
| 1979 | 50° | 40° | 45° | — | — |
| 1978 | 55° | 36° | 45° | — | — |
| 1977 | 61° | 51° | 56° | 0.61" | — |
| 1976 | 66° | 44° | 55° | — | — |
| 1975 | 70° | 41° | 55° | — | — |
| 1974 | 50° | 32° | 41° | 0.05" | — |
| 1973 | 60° | 49° | 54° | 1.32" | — |
| 1972 | 53° | 33° | 43° | — | — |
| 1971 | 52° | 38° | 45° | 0.13" | — |
53 years of data from HAYWARD AIR TERMINAL