Weather on August 31
Brownsville, TX
55 Years of Data
Avg High
93°F
Avg Low
76°F
Warmest
2020
90°F avg
Coldest
1975
78°F avg
About This Date
August 31st in Brownsville, TX typically brings hot summer weather, with average highs around 93°F and lows near 76°F. Over 55 years of records, the warmest August 31st was in 2020 (90°F average), while the coldest was 1975 (78°F) — a 12°F range across recorded history. Rain or other precipitation has occurred on about 42% of August 31st dates historically, with the wettest August 31st recording 12.67" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for August 31st in Brownsville, TX? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 94° | 77° | 85° | — | — |
| 2024 | 90° | 77° | 83° | 0.05" | — |
| 2023 | 99° | 73° | 86° | — | — |
| 2022 | 94° | 77° | 85° | — | — |
| 2021 | 95° | 77° | 86° | — | — |
| 2020warmest | 96° | 84° | 90° | — | — |
| 2019 | 98° | 79° | 88° | — | — |
| 2018 | 95° | 77° | 86° | 0.25" | — |
| 2017 | 98° | 77° | 88° | — | — |
| 2016 | 92° | 76° | 84° | 0.41" | — |
| 2015 | 90° | 73° | 81° | 4.09" | — |
| 2014 | 94° | 77° | 85° | 0.05" | — |
| 2013 | 97° | 75° | 86° | — | — |
| 2012 | 97° | 79° | 88° | — | — |
| 2011 | 95° | 79° | 87° | — | — |
| 2010 | 96° | 79° | 87° | — | — |
| 2009 | 85° | 72° | 78° | 0.74" | — |
| 2008 | 92° | 76° | 84° | 0.3" | — |
| 2007 | 89° | 74° | 81° | 1.09" | — |
| 2006 | 96° | 74° | 85° | — | — |
| 2005 | 99° | 80° | 89° | — | — |
| 2004 | 92° | 73° | 82° | 0.56" | — |
| 2003 | 94° | 75° | 84° | — | — |
| 2002 | 96° | 74° | 85° | — | — |
| 2001 | 92° | 75° | 83° | 0.2" | — |
| 2000 | 98° | 75° | 87° | — | — |
| 1999 | 95° | 74° | 84° | — | — |
| 1998 | 93° | 77° | 85° | 0.03" | — |
| 1997 | 93° | 73° | 83° | — | — |
| 1996 | 90° | 73° | 81° | 2.46" | — |
| 1995 | 92° | 77° | 84° | — | — |
| 1994 | 87° | 78° | 83° | 0.08" | — |
| 1993 | 95° | 75° | 85° | 0.03" | — |
| 1992 | 93° | 76° | 84° | — | — |
| 1991 | 96° | 75° | 86° | — | — |
| 1990 | 97° | 77° | 87° | — | — |
| 1989 | 96° | 77° | 87° | — | — |
| 1988 | 90° | 74° | 82° | 0.05" | — |
| 1987 | 89° | 76° | 82° | 0.13" | — |
| 1986 | 94° | 75° | 84° | — | — |
| 1985 | 95° | 73° | 84° | — | — |
| 1984 | 93° | 74° | 83° | 1.14" | — |
| 1983 | 96° | 74° | 85° | — | — |
| 1982 | 96° | 76° | 86° | — | — |
| 1981 | 93° | 81° | 87° | — | — |
| 1980 | 93° | 78° | 86° | 0.08" | — |
| 1979 | 91° | 78° | 85° | — | — |
| 1978 | 91° | 77° | 84° | 0.61" | — |
| 1977 | 92° | 77° | 84° | 0.43" | — |
| 1976 | 90° | 71° | 80° | 0.58" | — |
| 1975coldest | 83° | 73° | 78° | 12.67" | — |
| 1974 | 94° | 77° | 85° | — | — |
| 1973 | 91° | 71° | 81° | — | — |
| 1972 | 93° | 71° | 82° | — | — |
| 1971 | 92° | 75° | 83° | 0.1" | — |
55 years of data from WFO BROWNSVILLE