Weather on August 21
Killeen, TX
55 Years of Data
Avg High
97°F
Avg Low
73°F
Warmest
2011
92°F avg
Coldest
1992
73°F avg
About This Date
August 21st in Killeen, TX typically brings hot summer weather, with average highs around 97°F and lows near 73°F. Over 53 years of records, the warmest August 21st was in 2011 (92°F average), while the coldest was 1992 (73°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 11% of August 21st dates historically, with the wettest August 21st recording 2.01" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 21st in Killeen, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 72° | 84° | 1.83" | — |
| 2024 | 106° | 78° | 92° | — | — |
| 2023 | 104° | 80° | 92° | — | — |
| 2022 | 94° | 75° | 84° | — | — |
| 2021 | 97° | 74° | 85° | — | — |
| 2020 | 99° | 71° | 85° | — | — |
| 2019 | 98° | 76° | 87° | — | — |
| 2018 | 99° | 75° | 87° | — | — |
| 2017 | 95° | 75° | 85° | — | — |
| 2016 | 78° | 72° | 75° | 1.47" | — |
| 2015 | 90° | 70° | 80° | 0.03" | — |
| 2014 | 102° | 80° | 91° | — | — |
| 2013 | 93° | 73° | 83° | — | — |
| 2012 | 86° | 69° | 78° | 0.03" | — |
| 2011warmest | 105° | 79° | 92° | — | — |
| 2010 | 103° | 78° | 90° | — | — |
| 2009 | 98° | 77° | 88° | — | — |
| 2008 | 91° | 71° | 81° | 2.01" | — |
| 2007 | 94° | 75° | 84° | — | — |
| 2006 | 99° | 76° | 87° | — | — |
| 2003 | 98° | 75° | 87° | — | — |
| 2002 | 99° | 74° | 86° | — | — |
| 2001 | 102° | 72° | 87° | — | — |
| 2000 | 103° | 70° | 86° | — | — |
| 1999 | 104° | 71° | 88° | — | — |
| 1998 | 97° | 76° | 86° | — | — |
| 1997 | 102° | 74° | 88° | — | — |
| 1996 | 96° | 67° | 81° | — | — |
| 1995 | 98° | 75° | 87° | — | — |
| 1994 | 95° | 72° | 83° | 0.08" | — |
| 1993 | 98° | 72° | 85° | — | — |
| 1992coldest | 83° | 64° | 73° | — | — |
| 1991 | 96° | 70° | 83° | — | — |
| 1990 | 99° | 72° | 85° | — | — |
| 1989 | 95° | 73° | 84° | — | — |
| 1988 | 98° | 73° | 86° | — | — |
| 1987 | 98° | 71° | 85° | — | — |
| 1986 | 98° | 75° | 87° | — | — |
| 1985 | 103° | 74° | 88° | — | — |
| 1984 | 105° | 75° | 90° | — | — |
| 1983 | 97° | 75° | 86° | — | — |
| 1982 | 97° | 78° | 87° | — | — |
| 1981 | 90° | 64° | 77° | — | — |
| 1980 | 102° | 74° | 88° | — | — |
| 1979 | 96° | 71° | 84° | — | — |
| 1978 | 100° | 74° | 87° | — | — |
| 1977 | 93° | 74° | 83° | — | — |
| 1976 | 95° | 61° | 78° | — | — |
| 1975 | 97° | 72° | 84° | — | — |
| 1974 | 95° | 70° | 82° | — | — |
| 1973 | 98° | 67° | 82° | — | — |
| 1972 | 96° | 73° | 85° | — | — |
| 1971 | 95° | 72° | 83° | — | — |
53 years of data from FT HOOD