Weather on December 12
San Antonio, TX
55 Years of Data
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° | — | — |
San Antonio, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
San Antonio, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
San Antonio, TX 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 San Antonio, TX
San Antonio, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.