Weather on December 15
Santa Clara, CA
55 Years of Data
About This Date
December 15th in Santa Clara, CA typically brings cool winter weather, with average highs around 58°F and lows near 41°F. Over 55 years of records, the warmest December 15th was in 1977 (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 29% of December 15th dates historically, with the wettest December 15th recording 0.9" 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 15th in Santa Clara, CA? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 56° | 44° | 50° | — | — |
| 2024 | 61° | 40° | 50° | — | — |
| 2023 | 67° | 42° | 54° | — | — |
| 2022 | 57° | 37° | 47° | — | — |
| 2021 | 55° | 38° | 46° | — | — |
| 2020 | 59° | 41° | 50° | — | — |
| 2019 | 57° | 42° | 50° | — | — |
| 2018 | 66° | 47° | 56° | — | — |
| 2017 | 63° | 37° | 50° | — | — |
| 2016 | 62° | 51° | 57° | 0.5" | — |
| 2015 | 56° | 39° | 47° | — | — |
| 2014 | 55° | 50° | 53° | 0.65" | — |
| 2013 | 62° | 31° | 47° | — | — |
| 2012 | 49° | 36° | 42° | 0.13" | — |
| 2011 | 54° | 39° | 46° | 0.04" | — |
| 2010 | 58° | 42° | 50° | — | — |
| 2009 | 60° | 45° | 52° | — | — |
| 2008 | 51° | 40° | 45° | 0.21" | — |
| 2007 | 57° | 39° | 48° | — | — |
| 2006 | 57° | 50° | 54° | 0.06" | — |
| 2005 | 60° | 38° | 49° | — | — |
| 2004 | 66° | 42° | 54° | — | — |
| 2003 | 58° | 39° | 48° | — | — |
| 2002 | 59° | 53° | 56° | 0.16" | — |
| 2001 | 55° | 36° | 45° | — | — |
| 2000 | 61° | 53° | 57° | 0.02" | — |
| 1999 | 56° | 36° | 46° | — | — |
| 1998 | 68° | 41° | 55° | — | — |
| 1997 | 56° | 40° | 48° | — | — |
| 1996 | 61° | 39° | 50° | — | — |
| 1995 | 62° | 51° | 57° | 0.43" | — |
| 1994 | 55° | 46° | 51° | — | — |
| 1993 | 55° | 40° | 47° | — | — |
| 1992 | 57° | 39° | 48° | — | — |
| 1991 | 56° | 34° | 45° | — | — |
| 1990 | 47° | 42° | 44° | 0.9" | — |
| 1989 | 60° | 36° | 48° | — | — |
| 1988 | 57° | 46° | 52° | — | — |
| 1987 | 52° | 41° | 46° | 0.02" | — |
| 1986 | 59° | 42° | 51° | 0.09" | — |
| 1985 | 53° | 35° | 44° | — | — |
| 1984 | 50° | 42° | 46° | 0.52" | — |
| 1983 | 60° | 56° | 58° | — | — |
| 1982 | 59° | 47° | 53° | 0.01" | — |
| 1981 | 64° | 54° | 59° | 0.01" | — |
| 1980 | 68° | 32° | 50° | — | — |
| 1979 | 62° | 37° | 50° | — | — |
| 1978 | 63° | 36° | 49° | — | — |
| 1977warmest | 63° | 55° | 59° | 0.12" | — |
| 1976 | 62° | 33° | 48° | — | — |
| 1975 | 56° | 30° | 43° | — | — |
| 1974 | 59° | 42° | 51° | — | — |
| 1973 | 59° | 37° | 48° | — | — |
| 1972coldest | 43° | 33° | 38° | — | — |
| 1971 | 53° | 33° | 43° | — | — |
Santa Clara, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Santa Clara, CA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Santa Clara, 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 Clara, CA
Most pleasant months in Santa Clara, CA: March, April, May, June, July, August, September, October, November.
What to expect on December 15th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
December 15th outlook →