Weather on May 21
Grand Prairie, TX
55 Years of Data
About This Date
May 21st in Grand Prairie, TX typically brings warm spring weather, with average highs around 84°F and lows near 66°F. Over 56 years of records, the warmest May 21st was in 1973 (85°F average), while the coldest was 2003 (62°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 34% of May 21st dates historically, with the wettest May 21st recording 3.02" 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 May 21st in Grand Prairie, TX? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 76° | 69° | 72° | 0.33" | — |
| 2025 | 89° | 60° | 75° | — | — |
| 2024 | 88° | 75° | 81° | — | — |
| 2023 | 75° | 62° | 69° | — | — |
| 2022 | 92° | 64° | 78° | — | — |
| 2021 | 86° | 70° | 78° | — | — |
| 2020 | 87° | 69° | 78° | 0.03" | — |
| 2019 | 86° | 66° | 76° | 0.3" | — |
| 2018 | 78° | 66° | 72° | 1.12" | — |
| 2017 | 78° | 63° | 70° | 0.15" | — |
| 2016 | 79° | 60° | 69° | — | — |
| 2015 | 88° | 55° | 71° | 2.67" | — |
| 2014 | 85° | 64° | 74° | — | — |
| 2013 | 90° | 73° | 81° | — | — |
| 2012 | 78° | 68° | 73° | — | — |
| 2011 | 87° | 64° | 76° | — | — |
| 2010 | 84° | 65° | 74° | 0.41" | — |
| 2009 | 84° | 57° | 71° | — | — |
| 2008 | 92° | 65° | 78° | — | — |
| 2007 | 81° | 62° | 71° | 0.91" | — |
| 2006 | 83° | 72° | 77° | — | — |
| 2005 | 92° | 73° | 82° | — | — |
| 2004 | 86° | 72° | 79° | — | — |
| 2003coldest | 65° | 59° | 62° | 1.35" | — |
| 2002 | 75° | 52° | 63° | — | — |
| 2001 | 88° | 76° | 82° | 0.2" | — |
| 2000 | 80° | 62° | 71° | — | — |
| 1999 | 85° | 64° | 74° | — | — |
| 1998 | 95° | 69° | 82° | — | — |
| 1997 | 67° | 61° | 64° | — | — |
| 1996 | 96° | 74° | 85° | — | — |
| 1995 | 85° | 63° | 74° | — | — |
| 1994 | 84° | 63° | 73° | — | — |
| 1993 | 84° | 64° | 74° | — | — |
| 1992 | 83° | 67° | 75° | 0.36" | — |
| 1991 | 85° | 70° | 77° | — | — |
| 1990 | 89° | 68° | 79° | — | — |
| 1989 | 89° | 72° | 80° | — | — |
| 1988 | 83° | 65° | 74° | — | — |
| 1987 | 92° | 73° | 82° | — | — |
| 1986 | 83° | 62° | 72° | — | — |
| 1985 | 77° | 62° | 70° | 1.7" | — |
| 1984 | 88° | 65° | 76° | 0.03" | — |
| 1983 | 81° | 60° | 70° | 3.02" | — |
| 1982 | 88° | 68° | 78° | 0.41" | — |
| 1981 | 80° | 60° | 70° | — | — |
| 1980 | 80° | 62° | 71° | — | — |
| 1979 | 79° | 67° | 73° | 1.02" | — |
| 1978 | 83° | 69° | 76° | 2.21" | — |
| 1977 | 90° | 64° | 77° | 0.91" | — |
| 1976 | 85° | 67° | 76° | — | — |
| 1975 | 87° | 68° | 78° | — | — |
| 1974 | 84° | 70° | 77° | 0.61" | — |
| 1973warmest | 96° | 74° | 85° | — | — |
| 1972 | 89° | 65° | 77° | — | — |
| 1971 | 84° | 62° | 73° | — | — |
Grand Prairie, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Grand Prairie, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Grand Prairie, 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 Grand Prairie, TX
Grand Prairie, TX has no months that meet our "pleasant" threshold — every season has tradeoffs.