Weather on December 11
San Mateo, CA
55 Years of Data
About This Date
December 11th in San Mateo, CA typically brings cool winter weather, with average highs around 57°F and lows near 44°F. Over 55 years of records, the warmest December 11th was in 1995 (59°F average), while the coldest was 1972 (38°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 35% of December 11th dates historically, with the wettest December 11th recording 8.71" 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 11th in San Mateo, CA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 54° | 45° | 49° | — | — |
| 2024 | 58° | 44° | 51° | 0.08" | — |
| 2023 | 63° | 44° | 53° | — | — |
| 2022 | 54° | 46° | 50° | 1.12" | — |
| 2021 | 56° | 39° | 47° | — | — |
| 2020 | 60° | 50° | 55° | 0.74" | — |
| 2019 | 62° | 52° | 57° | 0.15" | — |
| 2018 | 56° | 44° | 50° | — | — |
| 2017 | 65° | 44° | 54° | — | — |
| 2016 | 54° | 47° | 50° | — | — |
| 2015 | 56° | 46° | 51° | 0.3" | — |
| 2014 | 67° | 51° | 59° | 8.71" | — |
| 2013 | 57° | 38° | 47° | — | — |
| 2012 | 58° | 46° | 52° | — | — |
| 2011 | 53° | 43° | 48° | 0.03" | — |
| 2010 | 60° | 52° | 56° | — | — |
| 2009 | 55° | 43° | 49° | 1.04" | — |
| 2008 | 58° | 42° | 50° | — | — |
| 2007 | 57° | 42° | 50° | — | — |
| 2006 | 58° | 44° | 51° | 0.03" | — |
| 2005 | 58° | 44° | 51° | — | — |
| 2004 | 60° | 50° | 55° | — | — |
| 2003 | 56° | 46° | 51° | — | — |
| 2002 | 58° | 48° | 53° | — | — |
| 2001 | 56° | 45° | 50° | — | — |
| 2000 | 54° | 47° | 50° | 0.13" | — |
| 1999 | 57° | 40° | 48° | — | — |
| 1998 | 53° | 42° | 48° | — | — |
| 1997 | 60° | 47° | 53° | — | — |
| 1996 | 64° | 52° | 58° | 0.28" | — |
| 1995warmest | 62° | 55° | 59° | 8.03" | — |
| 1994 | 55° | 43° | 49° | 0.69" | — |
| 1993 | 59° | 50° | 55° | 1.73" | — |
| 1992 | 56° | 46° | 51° | 0.61" | — |
| 1991 | 62° | 41° | 52° | — | — |
| 1990 | 57° | 48° | 53° | 0.38" | — |
| 1989 | 58° | 43° | 50° | — | — |
| 1988 | 63° | 45° | 54° | — | — |
| 1987 | 60° | 47° | 53° | — | — |
| 1986 | 51° | 42° | 47° | — | — |
| 1985 | 51° | 37° | 44° | — | — |
| 1984 | 57° | 48° | 53° | — | — |
| 1983 | 59° | 48° | 54° | 1.75" | — |
| 1982 | 57° | 38° | 47° | — | — |
| 1981 | 57° | 39° | 48° | — | — |
| 1980 | 60° | 34° | 47° | — | — |
| 1979 | 59° | 42° | 51° | — | — |
| 1978 | 58° | 40° | 49° | — | — |
| 1977 | 58° | 40° | 49° | — | — |
| 1976 | 64° | 35° | 50° | — | — |
| 1975 | 51° | 45° | 48° | — | — |
| 1974 | 54° | 38° | 46° | 0.03" | — |
| 1973 | 61° | 43° | 52° | 1.14" | — |
| 1972coldest | 45° | 31° | 38° | — | — |
| 1971 | 51° | 36° | 43° | — | — |