Weather on September 17
Killeen, TX
55 Years of Data
Avg High
90°F
Avg Low
67°F
Warmest
2013
88°F avg
Coldest
1990
64°F avg
About This Date
September 17th in Killeen, TX typically brings hot fall weather, with average highs around 90°F and lows near 67°F. Over 54 years of records, the warmest September 17th was in 2013 (88°F average), while the coldest was 1990 (64°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 17% of September 17th dates historically, with the wettest September 17th recording 3.96" of rain. The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for September 17th in Killeen, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 72° | 82° | — | — |
| 2024 | 96° | 72° | 84° | — | — |
| 2023 | 90° | 69° | 79° | — | — |
| 2022 | 95° | 73° | 84° | — | — |
| 2021 | 95° | 67° | 81° | — | — |
| 2020 | 86° | 69° | 78° | — | — |
| 2019 | 91° | 68° | 80° | — | — |
| 2018 | 92° | 70° | 81° | — | — |
| 2017 | 92° | 70° | 81° | — | — |
| 2016 | 96° | 74° | 85° | — | — |
| 2015 | 93° | 72° | 82° | — | — |
| 2014 | 98° | 72° | 85° | 1.88" | — |
| 2013warmest | 94° | 83° | 88° | — | — |
| 2012 | 84° | 66° | 75° | — | — |
| 2011 | 95° | 75° | 85° | — | — |
| 2010 | 93° | 73° | 83° | — | — |
| 2009 | 74° | 70° | 72° | 0.03" | — |
| 2008 | 81° | 56° | 68° | — | — |
| 2007 | 91° | 69° | 80° | — | — |
| 2006 | 89° | 74° | 81° | — | — |
| 2004 | 98° | 71° | 85° | — | — |
| 2003 | 89° | 65° | 77° | 0.03" | — |
| 2002 | 84° | 67° | 75° | — | — |
| 2001 | 88° | 67° | 77° | — | — |
| 2000 | 90° | 60° | 75° | — | — |
| 1999 | 92° | 63° | 77° | — | — |
| 1998 | 74° | 71° | 72° | 3.96" | — |
| 1997 | 98° | 73° | 86° | — | — |
| 1996 | 89° | 66° | 78° | — | — |
| 1995 | 93° | 74° | 83° | — | — |
| 1994 | 89° | 64° | 77° | 0.2" | — |
| 1993 | 81° | 54° | 67° | — | — |
| 1992 | 86° | 65° | 75° | — | — |
| 1991 | 89° | 69° | 79° | — | — |
| 1990coldest | 91° | 38° | 64° | 2.64" | — |
| 1989 | 84° | 53° | 69° | — | — |
| 1988 | 95° | 73° | 84° | 0.08" | — |
| 1987 | 95° | 71° | 83° | — | — |
| 1986 | 89° | 72° | 80° | — | — |
| 1985 | 86° | 66° | 76° | — | — |
| 1984 | 85° | 56° | 70° | — | — |
| 1983 | 94° | 71° | 82° | — | — |
| 1982 | 92° | 66° | 79° | — | — |
| 1981 | 80° | 56° | 68° | — | — |
| 1980 | 96° | 70° | 83° | — | — |
| 1979 | 86° | 52° | 69° | — | — |
| 1978 | 92° | 74° | 83° | — | — |
| 1977 | 95° | 71° | 83° | — | — |
| 1976 | 91° | 67° | 79° | — | — |
| 1975 | 95° | 60° | 78° | — | — |
| 1974 | 87° | 70° | 78° | 0.03" | — |
| 1973 | 89° | 61° | 75° | — | — |
| 1972 | 95° | 74° | 84° | 0.25" | — |
| 1971 | 89° | 63° | 76° | — | — |
54 years of data from FT HOOD