Weather on August 11
Lewisville, TX
55 Years of Data
Avg High
96°F
Avg Low
74°F
Warmest
1999
94°F avg
Coldest
1989
73°F avg
About This Date
August 11th in Lewisville, TX typically brings hot summer weather, with average highs around 96°F and lows near 74°F. Over 55 years of records, the warmest August 11th was in 1999 (94°F average), while the coldest was 1989 (73°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 16% of August 11th dates historically, with the wettest August 11th recording 3.33" of rain. The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for August 11th in Lewisville, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 76° | 86° | — | — |
| 2024 | 95° | 75° | 85° | — | — |
| 2023 | 106° | 78° | 92° | — | — |
| 2022 | 98° | 74° | 86° | 0.13" | — |
| 2021 | 95° | 76° | 85° | — | — |
| 2020 | 98° | 79° | 88° | — | — |
| 2019 | 99° | 80° | 89° | — | — |
| 2018 | 87° | 71° | 79° | 2.57" | — |
| 2017 | 95° | 75° | 85° | — | — |
| 2016 | 100° | 82° | 91° | — | — |
| 2015 | 104° | 80° | 92° | — | — |
| 2014 | 97° | 76° | 86° | — | — |
| 2013 | 96° | 74° | 85° | — | — |
| 2012 | 96° | 71° | 84° | — | — |
| 2011 | 104° | 84° | 94° | — | — |
| 2010 | 101° | 79° | 90° | — | — |
| 2009 | 97° | 76° | 86° | — | — |
| 2008 | 102° | 80° | 91° | — | — |
| 2007 | 98° | 73° | 86° | — | — |
| 2006 | 105° | 81° | 93° | — | — |
| 2005 | 93° | 74° | 83° | — | — |
| 2004 | 85° | 68° | 76° | — | — |
| 2003 | 98° | 71° | 85° | 0.41" | — |
| 2002 | 93° | 73° | 83° | — | — |
| 2001 | 100° | 77° | 89° | 0.38" | — |
| 2000 | 105° | 73° | 89° | — | — |
| 1999warmest | 105° | 83° | 94° | — | — |
| 1998 | 96° | 76° | 86° | — | — |
| 1997 | 90° | 77° | 83° | — | — |
| 1996 | 90° | 61° | 75° | 2.36" | — |
| 1995 | 94° | 73° | 83° | — | — |
| 1994 | 91° | 69° | 80° | — | — |
| 1993 | 99° | 78° | 88° | — | — |
| 1992 | 86° | 75° | 81° | — | — |
| 1991 | 90° | 71° | 80° | — | — |
| 1990 | 94° | 72° | 83° | 0.71" | — |
| 1989coldest | 83° | 63° | 73° | — | — |
| 1988 | 96° | 72° | 84° | — | — |
| 1987 | 99° | 74° | 86° | — | — |
| 1986 | 92° | 71° | 81° | — | — |
| 1985 | 99° | 73° | 86° | — | — |
| 1984 | 85° | 66° | 75° | 3.33" | — |
| 1983 | 99° | 72° | 85° | — | — |
| 1982 | 93° | 72° | 82° | — | — |
| 1981 | 97° | 70° | 83° | — | — |
| 1980 | 95° | 73° | 84° | — | — |
| 1979 | 84° | 69° | 77° | 0.3" | — |
| 1978 | 98° | 72° | 85° | — | — |
| 1977 | 95° | 74° | 84° | — | — |
| 1976 | 98° | 66° | 82° | — | — |
| 1975 | 97° | 70° | 83° | — | — |
| 1974 | 88° | 68° | 78° | 0.15" | — |
| 1973 | 100° | 71° | 86° | — | — |
| 1972 | 92° | 72° | 82° | — | — |
| 1971 | 92° | 75° | 83° | — | — |
55 years of data from DENTON 2 SE