Weather on December 15
Killeen, TX
55 Years of Data
Avg High
63°F
Avg Low
39°F
Warmest
2021
74°F avg
Coldest
1985
33°F avg
About This Date
December 15th in Killeen, TX typically brings mild winter weather, with average highs around 63°F and lows near 39°F. Over 55 years of records, the warmest December 15th was in 2021 (74°F average), while the coldest was 1985 (33°F) — a 41°F range across recorded history. Rain or other precipitation has occurred on about 27% of December 15th dates historically, with the wettest December 15th recording 4.34" of rain. The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
Planning for December 15th in Killeen, TX? Great weather for outdoor activities.
Warming Trend
1.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 54° | 28° | 41° | — | — |
| 2024 | 80° | 65° | 72° | 0.05" | — |
| 2023 | 60° | 49° | 54° | 0.58" | — |
| 2022 | 61° | 35° | 48° | — | — |
| 2021warmest | 81° | 68° | 74° | — | — |
| 2020 | 48° | 36° | 42° | — | — |
| 2019 | 76° | 44° | 60° | — | — |
| 2018 | 64° | 37° | 51° | — | — |
| 2017 | 58° | 39° | 48° | — | — |
| 2016 | 49° | 41° | 45° | — | — |
| 2015 | 68° | 50° | 59° | — | — |
| 2014 | 70° | 48° | 59° | — | — |
| 2013 | 61° | 34° | 47° | — | — |
| 2012 | 75° | 60° | 68° | 0.38" | — |
| 2011 | 69° | 49° | 59° | 0.74" | — |
| 2010 | 79° | 53° | 66° | — | — |
| 2009 | 58° | 35° | 46° | — | — |
| 2008 | 68° | 28° | 48° | — | — |
| 2007 | 52° | 34° | 43° | 0.58" | — |
| 2006 | 76° | 50° | 63° | 0.03" | — |
| 2005 | 65° | 32° | 48° | 0.08" | — |
| 2004 | 50° | 22° | 36° | — | — |
| 2003 | 67° | 30° | 48° | — | — |
| 2002 | 67° | 34° | 50° | — | — |
| 2001 | 65° | 38° | 51° | — | — |
| 2000 | 52° | 28° | 40° | — | — |
| 1999 | 71° | 33° | 52° | — | — |
| 1998 | 64° | 38° | 51° | — | — |
| 1997 | 61° | 32° | 46° | — | — |
| 1996 | 75° | 42° | 59° | 3.68" | — |
| 1995 | 80° | 63° | 71° | — | — |
| 1994 | 56° | 50° | 53° | 1.91" | — |
| 1993 | 60° | 32° | 46° | — | — |
| 1992 | 40° | 35° | 37° | 4.34" | — |
| 1991 | 56° | 25° | 40° | — | — |
| 1990 | 70° | 46° | 58° | — | — |
| 1989 | 65° | 26° | 45° | — | — |
| 1988 | 71° | 43° | 57° | — | — |
| 1987 | 44° | 27° | 35° | 0.1" | — |
| 1986 | 48° | 44° | 46° | 1.52" | — |
| 1985coldest | 45° | 21° | 33° | — | — |
| 1984 | 65° | 46° | 55° | — | — |
| 1983 | 60° | 32° | 46° | — | — |
| 1982 | 63° | 42° | 52° | — | — |
| 1981 | 61° | 32° | 46° | — | — |
| 1980 | 66° | 51° | 59° | — | — |
| 1979 | 48° | 26° | 37° | — | — |
| 1978 | 50° | 38° | 44° | — | — |
| 1977 | 74° | 34° | 54° | — | — |
| 1976 | 57° | 42° | 50° | 0.13" | — |
| 1975 | 76° | 37° | 56° | 0.13" | — |
| 1974 | 62° | 28° | 45° | — | — |
| 1973 | 69° | 37° | 53° | — | — |
| 1972 | 46° | 29° | 37° | 3" | — |
| 1971 | 75° | 40° | 57° | — | — |
55 years of data from FT HOOD