Weather on August 12
Lewisville, TX
55 Years of Data
Avg High
95°F
Avg Low
74°F
Warmest
2023
96°F avg
Coldest
1979
71°F avg
About This Date
August 12th in Lewisville, TX typically brings hot summer weather, with average highs around 95°F and lows near 74°F. Over 55 years of records, the warmest August 12th was in 2023 (96°F average), while the coldest was 1979 (71°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 18% of August 12th dates historically, with the wettest August 12th recording 5.46" of rain. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for August 12th in Lewisville, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 97° | 74° | 85° | — | — |
| 2024 | 96° | 80° | 88° | — | — |
| 2023warmest | 107° | 84° | 96° | — | — |
| 2022 | 98° | 74° | 86° | — | — |
| 2021 | 96° | 77° | 87° | — | — |
| 2020 | 99° | 81° | 90° | — | — |
| 2019 | 100° | 80° | 90° | — | — |
| 2018 | 87° | 70° | 78° | 5.46" | — |
| 2017 | 97° | 76° | 86° | — | — |
| 2016 | 102° | 83° | 92° | — | — |
| 2015 | 101° | 76° | 88° | — | — |
| 2014 | 92° | 73° | 82° | — | — |
| 2013 | 104° | 74° | 89° | — | — |
| 2012 | 98° | 70° | 84° | — | — |
| 2011 | 92° | 76° | 84° | 0.15" | — |
| 2010 | 104° | 79° | 91° | — | — |
| 2009 | 91° | 70° | 80° | — | — |
| 2008 | 93° | 74° | 83° | — | — |
| 2007 | 99° | 75° | 87° | — | — |
| 2006 | 103° | 81° | 92° | — | — |
| 2005 | 94° | 77° | 85° | — | — |
| 2004 | 86° | 62° | 74° | — | — |
| 2003 | 91° | 67° | 79° | 0.53" | — |
| 2002 | 96° | 76° | 86° | — | — |
| 2001 | 99° | 78° | 88° | — | — |
| 2000 | 103° | 77° | 90° | — | — |
| 1999 | 105° | 82° | 94° | — | — |
| 1998 | 97° | 76° | 86° | — | — |
| 1997 | 92° | 77° | 84° | — | — |
| 1996 | 82° | 67° | 74° | — | — |
| 1995 | 94° | 74° | 84° | — | — |
| 1994 | 93° | 71° | 82° | — | — |
| 1993 | 99° | 78° | 88° | — | — |
| 1992 | 85° | 72° | 78° | 0.69" | — |
| 1991 | 79° | 71° | 75° | 3.76" | — |
| 1990 | 94° | 74° | 84° | — | — |
| 1989 | 87° | 65° | 76° | — | — |
| 1988 | 96° | 74° | 85° | — | — |
| 1987 | 99° | 76° | 87° | — | — |
| 1986 | 91° | 69° | 80° | 0.18" | — |
| 1985 | 100° | 74° | 87° | — | — |
| 1984 | 87° | 66° | 77° | 1.37" | — |
| 1983 | 102° | 73° | 88° | — | — |
| 1982 | 97° | 73° | 85° | — | — |
| 1981 | 93° | 74° | 83° | — | — |
| 1980 | 98° | 75° | 87° | — | — |
| 1979coldest | 83° | 59° | 71° | — | — |
| 1978 | 99° | 76° | 87° | — | — |
| 1977 | 99° | 72° | 85° | — | — |
| 1976 | 96° | 68° | 82° | — | — |
| 1975 | 94° | 73° | 83° | — | — |
| 1974 | 88° | 75° | 81° | 0.05" | — |
| 1973 | 95° | 75° | 85° | — | — |
| 1972 | 89° | 72° | 80° | 3.07" | — |
| 1971 | 90° | 72° | 81° | 0.05" | — |
55 years of data from DENTON 2 SE