Weather on December 18
Killeen, TX
55 Years of Data
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 0.65" 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.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 45° | 60° | — | — |
| 2024 | 67° | 44° | 55° | 0.01" | — |
| 2023 | 66° | 44° | 55° | — | — |
| 2022 | 55° | 29° | 42° | — | — |
| 2021 | 70° | 42° | 56° | 0.02" | — |
| 2019 | 59° | 24° | 42° | — | — |
| 2018 | 63° | 31° | 47° | — | — |
| 2017 | 54° | 47° | 50° | 0.02" | — |
| 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° | 0.03" | — |
| 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° | 0.65" | — |
| 1994 | 56° | 37° | 46° | — | — |
| 1993 | 53° | 39° | 46° | 0.04" | — |
| 1992 | 52° | 33° | 42° | — | — |
| 1991 | 59° | 37° | 48° | 0.33" | — |
| 1990 | 80° | 43° | 61° | 0.48" | — |
| 1989 | 34° | 24° | 29° | — | — |
| 1988 | 59° | 30° | 45° | — | — |
| 1987 | 46° | 33° | 40° | 0.06" | — |
| 1986 | 55° | 45° | 50° | 0.65" | — |
| 1985 | 59° | 34° | 46° | — | — |
| 1984 | 66° | 51° | 59° | 0.45" | — |
| 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° | 0.01" | — |
| 1975 | 46° | 22° | 34° | — | — |
| 1974 | 67° | 38° | 52° | — | — |
| 1973 | 73° | 52° | 62° | — | — |
| 1972 | 55° | 33° | 44° | — | — |
| 1971 | 59° | 29° | 44° | — | — |
Killeen, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Killeen, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Killeen, 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 Killeen, TX
Most pleasant months in Killeen, TX: March, April, October, November.
What to expect on December 18th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
December 18th outlook →