Weather on December 16
Santa Rosa, CA
55 Years of Data
About This Date
December 16th in Santa Rosa, CA typically brings cool winter weather, with average highs around 57°F and lows near 38°F. Over 55 years of records, the warmest December 16th was in 1982 (56°F average), while the coldest was 2008 (37°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 25% of December 16th dates historically, with the wettest December 16th recording 5.03" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 16th in Santa Rosa, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 60° | 43° | 51° | — | — |
| 2024 | 52° | 44° | 48° | 2.77" | — |
| 2023 | 64° | 34° | 49° | — | — |
| 2022 | 55° | 27° | 41° | — | — |
| 2021 | 58° | 42° | 50° | — | — |
| 2020 | 57° | 41° | 49° | 0.1" | — |
| 2019 | 56° | 32° | 44° | — | — |
| 2018 | 59° | 54° | 56° | 1.37" | — |
| 2017 | 64° | 38° | 51° | — | — |
| 2016 | 51° | 38° | 44° | — | — |
| 2015 | 56° | 39° | 47° | — | — |
| 2014 | 54° | 47° | 50° | — | — |
| 2013 | 64° | 44° | 54° | — | — |
| 2012 | 52° | 43° | 47° | — | — |
| 2011 | 71° | 32° | 52° | — | — |
| 2010 | 55° | 29° | 42° | — | — |
| 2009 | 58° | 46° | 52° | 1.78" | — |
| 2008coldest | 44° | 30° | 37° | 0.25" | — |
| 2007 | 55° | 45° | 50° | — | — |
| 2006 | 51° | 30° | 41° | — | — |
| 2005 | 46° | 30° | 38° | — | — |
| 2004 | 60° | 37° | 49° | — | — |
| 2003 | 58° | 33° | 45° | — | — |
| 2002 | 58° | 51° | 54° | 5.03" | — |
| 2001 | 54° | 45° | 49° | — | — |
| 2000 | 63° | 43° | 53° | — | — |
| 1999 | 63° | 33° | 48° | — | — |
| 1998 | 69° | 39° | 54° | — | — |
| 1997 | 53° | 44° | 49° | — | — |
| 1996 | 64° | 35° | 50° | — | — |
| 1995 | 59° | 38° | 48° | — | — |
| 1994 | 59° | 42° | 51° | 0.03" | — |
| 1993 | 56° | 31° | 43° | — | — |
| 1992 | 59° | 36° | 47° | — | — |
| 1991 | 50° | 35° | 43° | — | — |
| 1990 | 54° | 37° | 45° | 0.38" | — |
| 1989 | 60° | 31° | 45° | — | — |
| 1988 | 57° | 42° | 50° | — | — |
| 1987 | 45° | — | — | 0.38" | — |
| 1986 | 62° | 37° | 50° | 0.15" | — |
| 1985 | 56° | 27° | 41° | — | — |
| 1984 | 49° | 30° | 39° | — | — |
| 1983 | 55° | 52° | 53° | — | — |
| 1982warmest | 59° | 53° | 56° | 0.46" | — |
| 1981 | 62° | 36° | 49° | 0.03" | — |
| 1980 | 69° | 35° | 52° | — | — |
| 1979 | 62° | 33° | 48° | — | — |
| 1978 | 62° | 27° | 44° | — | — |
| 1977 | 55° | 41° | 48° | 0.51" | — |
| 1976 | 67° | 30° | 48° | — | — |
| 1975 | 62° | 30° | 46° | — | — |
| 1974 | 63° | 41° | 52° | — | — |
| 1973 | 53° | 42° | 48° | — | — |
| 1972 | 42° | 35° | 39° | 1.83" | — |
| 1971 | 57° | 27° | 42° | — | — |
Santa Rosa, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Santa Rosa, CA Monthly Precipitation
Average rainfall per month, in inches.
Santa Rosa, 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 Santa Rosa, CA
Most pleasant months in Santa Rosa, CA: July.