Weather on December 29
Santa Rosa, CA
55 Years of Data
Avg High
57°F
Avg Low
40°F
Warmest
1989
59°F avg
Coldest
1985
40°F avg
About This Date
December 29th in Santa Rosa, CA typically brings cool winter weather, with average highs around 57°F and lows near 40°F. Over 55 years of records, the warmest December 29th was in 1989 (59°F average), while the coldest was 1985 (40°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 42% of December 29th dates historically, with the wettest December 29th recording 8.15" of rain. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for December 29th in Santa Rosa, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 36° | 50° | — | — |
| 2024 | 60° | 44° | 52° | 1.65" | — |
| 2023 | 60° | 53° | 57° | 2.16" | — |
| 2022 | 51° | 45° | 48° | — | — |
| 2021 | 49° | 42° | 45° | 0.79" | — |
| 2020 | 61° | 32° | 46° | — | — |
| 2019 | 57° | 43° | 50° | 0.76" | — |
| 2018 | 59° | 33° | 46° | — | — |
| 2017 | 59° | 33° | 46° | — | — |
| 2016 | 60° | 40° | 50° | — | — |
| 2015 | 55° | 39° | 47° | — | — |
| 2014 | 53° | 39° | 46° | — | — |
| 2013 | 65° | 48° | 56° | — | — |
| 2012 | 55° | 41° | 48° | — | — |
| 2011 | 62° | 42° | 52° | — | — |
| 2010 | 55° | 43° | 49° | 3.66" | — |
| 2009 | 53° | 32° | 43° | — | — |
| 2008 | 61° | 47° | 54° | 0.03" | — |
| 2007 | 45° | 40° | 42° | 0.56" | — |
| 2006 | 64° | 29° | 46° | — | — |
| 2005 | 60° | 43° | 51° | — | — |
| 2004 | 56° | 44° | 50° | 0.84" | — |
| 2003 | 54° | 42° | 48° | 8.15" | — |
| 2002 | 56° | 42° | 49° | 1.02" | — |
| 2001 | 56° | 49° | 52° | 0.61" | — |
| 2000 | 60° | 34° | 47° | — | — |
| 1999 | 63° | 36° | 49° | — | — |
| 1998 | 63° | 37° | 50° | — | — |
| 1997 | 66° | 37° | 52° | — | — |
| 1996 | 58° | 53° | 55° | 2.29" | — |
| 1995 | 58° | 48° | 53° | 2.13" | — |
| 1994 | 56° | 31° | 43° | — | — |
| 1993 | 58° | 35° | 46° | — | — |
| 1992 | 50° | 42° | 46° | 1.55" | — |
| 1991 | 54° | 47° | 50° | 1.85" | — |
| 1990 | 53° | 29° | 41° | — | — |
| 1989warmest | 71° | 46° | 59° | — | — |
| 1988 | 51° | 32° | 42° | — | — |
| 1987 | 49° | 40° | 44° | 0.38" | — |
| 1986 | 51° | 37° | 44° | 0.03" | — |
| 1985coldest | 44° | 36° | 40° | 1.19" | — |
| 1984 | 53° | 31° | 42° | — | — |
| 1983 | 54° | 49° | 51° | — | — |
| 1982 | 58° | 28° | 43° | — | — |
| 1981 | 53° | 39° | 46° | 2.16" | — |
| 1980 | 50° | 42° | 46° | — | — |
| 1979 | 53° | 32° | 43° | — | — |
| 1978 | 52° | — | — | 0.05" | — |
| 1977 | 59° | 53° | 56° | 0.36" | — |
| 1976 | 64° | 32° | 48° | 0.25" | — |
| 1975 | 70° | 40° | 55° | — | — |
| 1974 | 63° | 31° | 47° | — | — |
| 1973 | 63° | 53° | 58° | 0.38" | — |
| 1972 | 58° | 28° | 43° | — | — |
| 1971 | 55° | 40° | 47° | — | — |
55 years of data from SANTA ROSA