Weather on December 13
Santa Rosa, CA
55 Years of Data
Avg High
57°F
Avg Low
40°F
Warmest
2019
57°F avg
Coldest
1972
37°F avg
About This Date
December 13th 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 13th was in 2019 (57°F average), while the coldest was 1972 (37°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 45% of December 13th dates historically, with the wettest December 13th recording 5.46" of rain. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for December 13th in Santa Rosa, 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 | 56° | 39° | 47° | — | — |
| 2024 | 56° | 43° | 49° | 0.71" | — |
| 2023 | 59° | 41° | 50° | 0.05" | — |
| 2022 | 55° | 29° | 42° | — | — |
| 2021 | 55° | 50° | 53° | 3.61" | — |
| 2020 | 55° | 48° | 52° | 1.17" | — |
| 2019warmest | 61° | 54° | 57° | 0.18" | — |
| 2018 | 60° | 35° | 48° | — | — |
| 2017 | 58° | 31° | 44° | — | — |
| 2016 | 55° | 44° | 50° | — | — |
| 2015 | 53° | 41° | 47° | — | — |
| 2014 | 53° | 39° | 46° | — | — |
| 2013 | 63° | 40° | 51° | — | — |
| 2012 | 54° | 37° | 45° | — | — |
| 2011 | 57° | 29° | 43° | — | — |
| 2010 | 59° | 50° | 55° | 0.03" | — |
| 2009 | 56° | 48° | 52° | 0.76" | — |
| 2008 | 55° | 39° | 47° | — | — |
| 2007 | 61° | 29° | 45° | — | — |
| 2006 | 58° | 52° | 55° | 0.18" | — |
| 2005 | 57° | 36° | 46° | — | — |
| 2004 | 60° | 51° | 56° | 0.13" | — |
| 2003 | 59° | 47° | 53° | 0.64" | — |
| 2002 | 59° | 50° | 55° | 5.46" | — |
| 2001 | 52° | 39° | 45° | — | — |
| 2000 | 54° | 45° | 49° | 0.36" | — |
| 1999 | 55° | 44° | 50° | 0.03" | — |
| 1998 | 58° | 46° | 52° | 0.61" | — |
| 1997 | 48° | 38° | 43° | — | — |
| 1996 | 60° | 48° | 54° | 0.41" | — |
| 1995 | 60° | 50° | 55° | 0.51" | — |
| 1994 | 51° | 37° | 44° | 0.05" | — |
| 1993 | 54° | 40° | 47° | — | — |
| 1992 | 66° | 42° | 54° | — | — |
| 1991 | 56° | 34° | 45° | — | — |
| 1990 | 56° | 35° | 45° | — | — |
| 1989 | 59° | 31° | 45° | — | — |
| 1988 | 66° | 37° | 52° | — | — |
| 1987 | 53° | 43° | 48° | — | — |
| 1986 | 42° | 36° | 39° | 1.02" | — |
| 1985 | 50° | 26° | 38° | — | — |
| 1984 | 57° | 38° | 47° | — | — |
| 1983 | 56° | 50° | 53° | 0.1" | — |
| 1982 | 59° | 34° | 46° | 0.25" | — |
| 1981 | 49° | 48° | 48° | 0.79" | — |
| 1980 | 63° | 27° | 45° | — | — |
| 1979 | 61° | 32° | 46° | — | — |
| 1978 | 65° | 35° | 50° | — | — |
| 1977 | 62° | 47° | 54° | 0.15" | — |
| 1976 | 60° | 30° | 45° | — | — |
| 1975 | 54° | 38° | 46° | — | — |
| 1974 | 60° | 35° | 48° | 0.05" | — |
| 1973 | 58° | 45° | 51° | 0.97" | — |
| 1972coldest | 52° | 22° | 37° | 0.1" | — |
| 1971 | 55° | 29° | 42° | — | — |
55 years of data from SANTA ROSA