Weather on April 21
Brownsville, TX
55 Years of Data
About This Date
April 21st in Brownsville, TX typically brings warm spring weather, with average highs around 85°F and lows near 68°F. Over 56 years of records, the warmest April 21st was in 1984 (86°F average), while the coldest was 1982 (67°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 14% of April 21st dates historically, with the wettest April 21st recording 3" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for April 21st in Brownsville, TX? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 81° | 70° | 75° | 0.28" | — |
| 2025 | 85° | 75° | 80° | 0.66" | — |
| 2024 | 87° | 67° | 77° | 0.25" | — |
| 2023 | 88° | 73° | 80° | 0.03" | — |
| 2022 | 86° | 75° | 81° | — | — |
| 2021 | 74° | 60° | 67° | — | — |
| 2020 | 87° | 75° | 81° | — | — |
| 2019 | 85° | 67° | 76° | — | — |
| 2018 | 82° | 71° | 77° | — | — |
| 2017 | 88° | 71° | 79° | — | — |
| 2016 | 86° | 70° | 78° | 0.03" | — |
| 2015 | 80° | 69° | 75° | — | — |
| 2014 | 84° | 67° | 75° | — | — |
| 2013 | 83° | 58° | 70° | — | — |
| 2012 | 84° | 60° | 72° | — | — |
| 2011 | 90° | 78° | 84° | — | — |
| 2010 | 80° | 62° | 71° | — | — |
| 2009 | 91° | 55° | 73° | — | — |
| 2008 | 84° | 73° | 79° | — | — |
| 2007 | 83° | 68° | 75° | — | — |
| 2006 | 90° | 76° | 83° | — | — |
| 2005 | 87° | 73° | 80° | — | — |
| 2004 | 84° | 72° | 78° | — | — |
| 2003 | 79° | 72° | 75° | — | — |
| 2002 | 92° | 75° | 83° | — | — |
| 2001 | 89° | 74° | 81° | — | — |
| 2000 | 84° | 66° | 75° | — | — |
| 1999 | 82° | 71° | 77° | — | — |
| 1998 | 80° | 59° | 70° | — | — |
| 1997 | 84° | 71° | 78° | — | — |
| 1996 | 89° | 72° | 80° | — | — |
| 1995 | 90° | 72° | 81° | — | — |
| 1994 | 81° | 62° | 71° | — | — |
| 1993 | 78° | 55° | 67° | — | — |
| 1992 | 81° | 58° | 69° | — | — |
| 1991 | 84° | 69° | 77° | — | — |
| 1990 | 86° | 70° | 78° | — | — |
| 1989 | 88° | 64° | 76° | — | — |
| 1988 | 81° | 68° | 74° | — | — |
| 1987 | 84° | 70° | 77° | — | — |
| 1986 | 86° | 53° | 70° | — | — |
| 1985 | 87° | 75° | 81° | — | — |
| 1984warmest | 98° | 73° | 86° | — | — |
| 1983 | 86° | 70° | 78° | — | — |
| 1982coldest | 72° | 62° | 67° | — | — |
| 1981 | 86° | 73° | 80° | — | — |
| 1980 | 81° | 55° | 68° | — | — |
| 1979 | 81° | 65° | 73° | 3" | — |
| 1978 | 81° | 57° | 69° | — | — |
| 1977 | 85° | 69° | 77° | 1.88" | — |
| 1976 | 84° | 65° | 74° | — | — |
| 1975 | 91° | 70° | 80° | — | — |
| 1974 | 85° | 73° | 79° | — | — |
| 1973 | 87° | 75° | 81° | — | — |
| 1972 | 85° | 68° | 76° | 0.03" | — |
| 1971 | 86° | 67° | 76° | — | — |
Brownsville, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Brownsville, TX Monthly Precipitation
Average rainfall per month, in inches.
Brownsville, TX Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Brownsville, TX
Brownsville, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.