Weather on December 20
Santa Maria, CA
55 Years of Data
Avg High
64°F
Avg Low
38°F
Warmest
1972
63°F avg
Coldest
1998
38°F avg
About This Date
December 20th in Santa Maria, CA typically brings mild winter weather, with average highs around 64°F and lows near 38°F — a 26°F daily swing. Over 55 years of records, the warmest December 20th was in 1972 (63°F average), while the coldest was 1998 (38°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 24% of December 20th dates historically, with the wettest December 20th recording 4.27" of rain. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
Planning for December 20th in Santa Maria, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 44° | 55° | — | — |
| 2024 | 63° | 39° | 51° | — | — |
| 2023 | 61° | 54° | 57° | 4.27" | — |
| 2022 | 59° | 36° | 47° | — | — |
| 2021 | 55° | 43° | 49° | — | — |
| 2020 | 78° | 34° | 56° | — | — |
| 2019 | 71° | 40° | 55° | — | — |
| 2018 | 70° | 44° | 57° | — | — |
| 2017 | 60° | 39° | 50° | 0.08" | — |
| 2016 | 68° | 30° | 49° | — | — |
| 2015 | 60° | 36° | 48° | — | — |
| 2014 | 67° | 52° | 59° | — | — |
| 2013 | 66° | 35° | 51° | — | — |
| 2012 | 60° | 29° | 44° | — | — |
| 2011 | 63° | 33° | 48° | — | — |
| 2010 | 54° | 49° | 51° | 3.66" | — |
| 2009 | 66° | 45° | 55° | — | — |
| 2008 | 61° | 36° | 48° | — | — |
| 2007 | 57° | 40° | 48° | 0.08" | — |
| 2006 | 59° | 32° | 46° | — | — |
| 2005 | 78° | 43° | 60° | — | — |
| 2004 | 63° | 35° | 49° | — | — |
| 2003 | 61° | 51° | 56° | 0.05" | — |
| 2002 | 58° | 43° | 50° | 0.58" | — |
| 2001 | 59° | 42° | 51° | 0.46" | — |
| 2000 | 71° | 36° | 53° | — | — |
| 1999 | 79° | 39° | 59° | — | — |
| 1998coldest | 49° | 27° | 38° | 0.2" | — |
| 1997 | 60° | 35° | 48° | — | — |
| 1996 | 62° | 35° | 49° | — | — |
| 1995 | 62° | 40° | 51° | — | — |
| 1994 | 76° | 38° | 57° | — | — |
| 1993 | 66° | 35° | 51° | — | — |
| 1992 | 59° | 31° | 45° | — | — |
| 1991 | 66° | 31° | 48° | — | — |
| 1990 | 50° | 34° | 42° | 0.28" | — |
| 1989 | 65° | 35° | 50° | — | — |
| 1988 | 58° | 45° | 51° | 2.26" | — |
| 1987 | 60° | 32° | 46° | — | — |
| 1986 | 57° | 37° | 47° | 0.94" | — |
| 1985 | 80° | 36° | 58° | — | — |
| 1984 | 57° | 36° | 46° | 0.05" | — |
| 1983 | 57° | 36° | 46° | — | — |
| 1982 | 68° | 41° | 55° | — | — |
| 1981 | 61° | 55° | 58° | 0.25" | — |
| 1980 | 72° | 43° | 57° | — | — |
| 1979 | 63° | 37° | 50° | — | — |
| 1978 | 61° | 27° | 44° | — | — |
| 1977 | 70° | 40° | 55° | — | — |
| 1976 | 66° | 34° | 50° | — | — |
| 1975 | 57° | 33° | 45° | — | — |
| 1974 | 73° | 41° | 57° | — | — |
| 1973 | 72° | 35° | 53° | — | — |
| 1972warmest | 75° | 50° | 63° | — | — |
| 1971 | 59° | 30° | 45° | — | — |
55 years of data from SANTA MARIA PUBLIC AP