Weather on December 12
San Antonio, TX
55 Years of Data
Avg High
66°F
Avg Low
42°F
Warmest
2015
73°F avg
Coldest
1989
36°F avg
About This Date
December 12th in San Antonio, TX typically brings mild winter weather, with average highs around 66°F and lows near 42°F. Over 55 years of records, the warmest December 12th was in 2015 (73°F average), while the coldest was 1989 (36°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 25% of December 12th dates historically, with the wettest December 12th recording 1.24" of rain. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for December 12th in San Antonio, TX? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 55° | 65° | — | — |
| 2024 | 67° | 32° | 49° | — | — |
| 2023 | 69° | 39° | 54° | — | — |
| 2022 | 75° | 59° | 67° | 0.03" | — |
| 2021 | 69° | 33° | 51° | — | — |
| 2020 | 74° | 48° | 61° | — | — |
| 2019 | 63° | 34° | 48° | — | — |
| 2018 | 59° | 29° | 44° | — | — |
| 2017 | 73° | 30° | 52° | — | — |
| 2016 | 70° | 45° | 57° | — | — |
| 2015warmest | 75° | 71° | 73° | — | — |
| 2014 | 72° | 61° | 66° | — | — |
| 2013 | 61° | 37° | 49° | — | — |
| 2012 | 57° | 29° | 43° | — | — |
| 2011 | 51° | 45° | 48° | 0.08" | — |
| 2010 | 74° | 44° | 59° | — | — |
| 2009 | 46° | 42° | 44° | 0.41" | — |
| 2008 | 68° | 31° | 49° | — | — |
| 2007 | 80° | 48° | 64° | 0.58" | — |
| 2006 | 65° | 47° | 56° | 0.03" | — |
| 2005 | 65° | 37° | 51° | — | — |
| 2004 | 75° | 39° | 57° | — | — |
| 2003 | 64° | 35° | 50° | — | — |
| 2002 | 56° | 35° | 45° | — | — |
| 2001 | 60° | 43° | 51° | 1.02" | — |
| 2000 | 72° | 30° | 51° | — | — |
| 1999 | 73° | 53° | 63° | 0.71" | — |
| 1998 | 44° | 40° | 42° | 0.03" | — |
| 1997 | 50° | 37° | 44° | — | — |
| 1996 | 84° | 49° | 66° | — | — |
| 1995 | 76° | 54° | 65° | — | — |
| 1994 | 69° | 35° | 52° | — | — |
| 1993 | 68° | 46° | 57° | 0.03" | — |
| 1992 | 71° | 45° | 58° | — | — |
| 1991 | 72° | 64° | 68° | 0.18" | — |
| 1990 | 77° | 51° | 64° | — | — |
| 1989coldest | 47° | 26° | 36° | — | — |
| 1988 | 57° | 35° | 46° | — | — |
| 1987 | 65° | 51° | 58° | — | — |
| 1986 | 60° | 32° | 46° | — | — |
| 1985 | 40° | 34° | 37° | — | — |
| 1984 | 69° | 55° | 62° | — | — |
| 1983 | 69° | 37° | 53° | — | — |
| 1982 | 49° | 30° | 39° | — | — |
| 1981 | 73° | 49° | 61° | — | — |
| 1980 | 71° | 33° | 52° | — | — |
| 1979 | 73° | 43° | 58° | 1.24" | — |
| 1978 | 59° | 32° | 46° | — | — |
| 1977 | 64° | 51° | 58° | 0.1" | — |
| 1976 | 55° | 44° | 50° | 0.81" | — |
| 1975 | 77° | 55° | 66° | — | — |
| 1974 | 70° | 33° | 51° | — | — |
| 1973 | 84° | 45° | 64° | — | — |
| 1972 | 63° | 35° | 49° | 0.13" | — |
| 1971 | 73° | 49° | 61° | — | — |
55 years of data from SAN ANTONIO INCARNATE WORD