Weather on December 18
Killeen, TX
55 Years of Data
Avg High
62°F
Avg Low
38°F
Warmest
2006
70°F avg
Coldest
2016
27°F avg
About This Date
December 18th in Killeen, TX typically brings mild winter weather, with average highs around 62°F and lows near 38°F. Over 52 years of records, the warmest December 18th was in 2006 (70°F average), while the coldest was 2016 (27°F) — a 43°F range across recorded history. Rain or other precipitation has occurred on about 23% of December 18th dates historically, with the wettest December 18th recording 1.65" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for December 18th in Killeen, TX? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 45° | 60° | — | — |
| 2024 | 67° | 44° | 55° | 0.03" | — |
| 2023 | 66° | 44° | 55° | — | — |
| 2022 | 55° | 29° | 42° | — | — |
| 2021 | 70° | 42° | 56° | 0.05" | — |
| 2019 | 59° | 24° | 42° | — | — |
| 2018 | 63° | 31° | 47° | — | — |
| 2017 | 54° | 47° | 50° | 0.05" | — |
| 2016coldest | 33° | 20° | 27° | — | — |
| 2015 | 54° | 30° | 42° | — | — |
| 2014 | 61° | 46° | 53° | — | — |
| 2013 | 72° | 41° | 56° | — | — |
| 2012 | 86° | 43° | 64° | — | — |
| 2011 | 61° | 52° | 56° | — | — |
| 2010 | 57° | 34° | 45° | — | — |
| 2009 | 66° | 38° | 52° | — | — |
| 2008 | 66° | 47° | 56° | 0.08" | — |
| 2007 | 73° | 41° | 57° | — | — |
| 2006warmest | 77° | 62° | 70° | — | — |
| 2003 | 69° | 35° | 52° | — | — |
| 2002 | 76° | 40° | 58° | — | — |
| 2001 | 62° | 37° | 50° | — | — |
| 2000 | 56° | 27° | 41° | — | — |
| 1999 | 68° | 37° | 53° | — | — |
| 1998 | 77° | 34° | 55° | — | — |
| 1997 | 66° | 37° | 52° | — | — |
| 1996 | 51° | 23° | 37° | — | — |
| 1995 | 64° | 58° | 61° | 1.65" | — |
| 1994 | 56° | 37° | 46° | — | — |
| 1993 | 53° | 39° | 46° | 0.1" | — |
| 1992 | 52° | 33° | 42° | — | — |
| 1991 | 59° | 37° | 48° | 0.84" | — |
| 1990 | 80° | 43° | 61° | 1.22" | — |
| 1989 | 34° | 24° | 29° | — | — |
| 1988 | 59° | 30° | 45° | — | — |
| 1987 | 46° | 33° | 40° | 0.15" | — |
| 1986 | 55° | 45° | 50° | 1.65" | — |
| 1985 | 59° | 34° | 46° | — | — |
| 1984 | 66° | 51° | 59° | 1.14" | — |
| 1983 | 44° | 34° | 39° | — | — |
| 1982 | 68° | 52° | 60° | — | — |
| 1981 | 52° | 24° | 38° | — | — |
| 1980 | 75° | 57° | 66° | — | — |
| 1979 | 58° | 22° | 40° | — | — |
| 1978 | 52° | 40° | 46° | — | — |
| 1977 | 82° | 32° | 57° | — | — |
| 1976 | 61° | 50° | 55° | 0.03" | — |
| 1975 | 46° | 22° | 34° | — | — |
| 1974 | 67° | 38° | 52° | — | — |
| 1973 | 73° | 52° | 62° | — | — |
| 1972 | 55° | 33° | 44° | — | — |
| 1971 | 59° | 29° | 44° | — | — |
52 years of data from FT HOOD