Weather on August 31
Allen, TX
55 Years of Data
Avg High
93°F
Avg Low
70°F
Warmest
2011
92°F avg
Coldest
1996
68°F avg
About This Date
August 31st in Allen, TX typically brings hot summer weather, with average highs around 93°F and lows near 70°F. Over 55 years of records, the warmest August 31st was in 2011 (92°F average), while the coldest was 1996 (68°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 11% of August 31st dates historically, with the wettest August 31st recording 7.42" of rain. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for August 31st in Allen, 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 | 85° | 72° | 78° | 0.51" | — |
| 2024 | 96° | 72° | 84° | — | — |
| 2023 | 96° | 68° | 82° | — | — |
| 2022 | 91° | 73° | 82° | — | — |
| 2021 | 98° | 73° | 86° | — | — |
| 2020 | 96° | 80° | 88° | — | — |
| 2019 | 83° | 72° | 77° | — | — |
| 2018 | 97° | 74° | 85° | — | — |
| 2017 | 88° | 67° | 77° | — | — |
| 2016 | 94° | 73° | 83° | — | — |
| 2015 | 94° | 71° | 82° | — | — |
| 2014 | 94° | 75° | 84° | — | — |
| 2013 | 104° | 76° | 90° | — | — |
| 2012 | 101° | 77° | 89° | — | — |
| 2011warmest | 104° | 80° | 92° | — | — |
| 2010 | 97° | 78° | 87° | — | — |
| 2009 | 85° | 63° | 74° | — | — |
| 2008 | 93° | 70° | 81° | — | — |
| 2007 | 94° | 70° | 82° | — | — |
| 2006 | 96° | 63° | 79° | — | — |
| 2005 | 99° | 62° | 80° | — | — |
| 2004 | 89° | 60° | 75° | — | — |
| 2003 | 91° | 74° | 82° | — | — |
| 2002 | 92° | 70° | 81° | — | — |
| 2001 | 77° | 69° | 73° | 7.42" | — |
| 2000 | 107° | 70° | 88° | — | — |
| 1999 | 96° | 70° | 83° | — | — |
| 1998 | 100° | 73° | 87° | — | — |
| 1997 | 94° | 68° | 81° | — | — |
| 1996coldest | 82° | 54° | 68° | — | — |
| 1995 | 97° | 68° | 82° | — | — |
| 1994 | 95° | 73° | 84° | — | — |
| 1993 | 97° | 74° | 85° | — | — |
| 1992 | 91° | 69° | 80° | — | — |
| 1991 | 83° | 69° | 76° | — | — |
| 1990 | 103° | 71° | 87° | — | — |
| 1989 | 98° | 68° | 83° | — | — |
| 1988 | 88° | 58° | 73° | — | — |
| 1987 | 84° | 63° | 73° | 0.05" | — |
| 1986 | 86° | 69° | 78° | — | — |
| 1985 | 103° | 69° | 86° | — | — |
| 1984 | 96° | 68° | 82° | 0.15" | — |
| 1983 | 99° | 72° | 85° | — | — |
| 1982 | 97° | 73° | 85° | — | — |
| 1981 | 93° | 73° | 83° | — | — |
| 1980 | 97° | 76° | 86° | — | — |
| 1979 | 92° | 72° | 82° | — | — |
| 1978 | 89° | 65° | 77° | — | — |
| 1977 | 92° | 73° | 82° | — | — |
| 1976 | 84° | 70° | 77° | 1.12" | — |
| 1975 | 96° | 71° | 84° | — | — |
| 1974 | 91° | 72° | 81° | 0.81" | — |
| 1973 | 94° | 67° | 80° | — | — |
| 1972 | 90° | 68° | 79° | — | — |
| 1971 | 90° | 65° | 77° | — | — |
55 years of data from MCKINNEY MUNI AP