Weather on September 11
Killeen, TX
55 Years of Data
Avg High
91°F
Avg Low
69°F
Warmest
2011
89°F avg
Coldest
2020
69°F avg
About This Date
September 11th in Killeen, TX typically brings hot fall weather, with average highs around 91°F and lows near 69°F. Over 53 years of records, the warmest September 11th was in 2011 (89°F average), while the coldest was 2020 (69°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 26% of September 11th dates historically, with the wettest September 11th recording 3.05" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for September 11th in Killeen, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 69° | 80° | — | — |
| 2024 | 90° | 72° | 81° | — | — |
| 2023 | 97° | 74° | 85° | — | — |
| 2022 | 88° | 69° | 78° | — | — |
| 2021 | 90° | 61° | 75° | — | — |
| 2020coldest | 78° | 61° | 69° | — | — |
| 2019 | 95° | 70° | 82° | 0.05" | — |
| 2018 | 85° | 69° | 77° | 2.64" | — |
| 2017 | 85° | 59° | 72° | — | — |
| 2016 | 88° | 65° | 76° | — | — |
| 2015 | — | 72° | — | — | — |
| 2014 | 99° | 75° | 87° | — | — |
| 2013 | 94° | 72° | 83° | — | — |
| 2012 | 93° | 66° | 80° | — | — |
| 2011warmest | 104° | 73° | 89° | — | — |
| 2010 | 97° | 79° | 88° | — | — |
| 2009 | 73° | 71° | 72° | 1.24" | — |
| 2008 | 93° | 74° | 83° | — | — |
| 2007 | 82° | 69° | 76° | 0.13" | — |
| 2006 | 89° | 72° | 80° | 0.63" | — |
| 2003 | 96° | 73° | 85° | 1.02" | — |
| 2002 | 91° | 71° | 81° | — | — |
| 2001 | 85° | 67° | 76° | — | — |
| 2000 | 102° | 72° | 87° | — | — |
| 1999 | 97° | 70° | 83° | — | — |
| 1998 | 83° | 70° | 76° | 0.89" | — |
| 1997 | 94° | 71° | 82° | — | — |
| 1996 | 92° | 65° | 78° | — | — |
| 1995 | 89° | 65° | 77° | 1.35" | — |
| 1994 | 86° | 65° | 75° | — | — |
| 1993 | 95° | 67° | 81° | — | — |
| 1992 | — | 68° | — | 3.05" | — |
| 1991 | 87° | 68° | 78° | — | — |
| 1990 | 83° | 67° | 75° | — | — |
| 1989 | 92° | 70° | 81° | — | — |
| 1988 | 91° | 64° | 78° | — | — |
| 1987 | 85° | 67° | 76° | 0.15" | — |
| 1986 | 89° | 73° | 81° | — | — |
| 1985 | 92° | 70° | 81° | — | — |
| 1984 | 96° | 68° | 82° | — | — |
| 1983 | 90° | 68° | 79° | — | — |
| 1982 | 102° | 69° | 86° | — | — |
| 1981 | 95° | 68° | 82° | — | — |
| 1980 | 94° | 70° | 82° | — | — |
| 1979 | 95° | 58° | 76° | — | — |
| 1978 | 81° | 71° | 76° | 0.56" | — |
| 1977 | 96° | 74° | 85° | — | — |
| 1976 | 88° | 58° | 73° | — | — |
| 1975 | 94° | 74° | 84° | — | — |
| 1974 | 89° | 73° | 81° | 0.51" | — |
| 1973 | 93° | 70° | 81° | — | — |
| 1972 | 96° | 70° | 83° | 0.79" | — |
| 1971 | 87° | 74° | 80° | 0.13" | — |
53 years of data from FT HOOD