Weather on December 21
Grand Prairie, TX
55 Years of Data
Avg High
58°F
Avg Low
37°F
Warmest
2010
68°F avg
Coldest
1983
20°F avg
About This Date
December 21st in Grand Prairie, TX typically brings cool winter weather, with average highs around 58°F and lows near 37°F. Over 55 years of records, the warmest December 21st was in 2010 (68°F average), while the coldest was 1983 (20°F) — a 48°F range across recorded history. Rain or other precipitation has occurred on about 16% of December 21st dates historically, with the wettest December 21st recording 9.45" 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 December 21st in Grand Prairie, TX? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 64° | 56° | 60° | — | — |
| 2024 | 54° | 33° | 43° | — | — |
| 2023 | 59° | 56° | 57° | 1.04" | — |
| 2022 | 51° | 32° | 42° | — | — |
| 2021 | 63° | 35° | 49° | — | — |
| 2020 | 72° | 35° | 53° | — | — |
| 2019 | 48° | 43° | 45° | — | — |
| 2018 | 58° | 39° | 48° | — | — |
| 2017 | 57° | 47° | 52° | — | — |
| 2016 | 55° | 29° | 42° | — | — |
| 2015 | 63° | 49° | 56° | — | — |
| 2014 | 47° | 44° | 45° | — | — |
| 2013 | 67° | 34° | 50° | 1.04" | — |
| 2012 | 51° | 30° | 41° | — | — |
| 2011 | 52° | 32° | 42° | — | — |
| 2010warmest | 79° | 57° | 68° | — | — |
| 2009 | 65° | 32° | 48° | — | — |
| 2008 | 66° | 22° | 44° | — | — |
| 2007 | 64° | 39° | 52° | — | — |
| 2006 | 64° | 44° | 54° | 0.46" | — |
| 2005 | 43° | 39° | 41° | 0.46" | — |
| 2004 | 66° | 45° | 55° | — | — |
| 2003 | 64° | 40° | 52° | — | — |
| 2002 | 58° | 37° | 47° | — | — |
| 2001 | 61° | 34° | 47° | — | — |
| 2000 | 63° | 32° | 47° | — | — |
| 1999 | 47° | 37° | 42° | — | — |
| 1998 | 52° | 43° | 47° | — | — |
| 1997 | 62° | 41° | 52° | 9.45" | — |
| 1996 | 67° | 42° | 54° | — | — |
| 1995 | 43° | 34° | 38° | — | — |
| 1994 | 65° | 35° | 50° | — | — |
| 1993 | 54° | 30° | 42° | 0.05" | — |
| 1992 | 59° | 40° | 49° | — | — |
| 1991 | 47° | 45° | 46° | 0.05" | — |
| 1990 | 47° | 15° | 31° | — | — |
| 1989 | 30° | 12° | 21° | — | — |
| 1988 | 74° | 42° | 58° | — | — |
| 1987 | 60° | 40° | 50° | — | — |
| 1986 | 53° | 44° | 49° | — | — |
| 1985 | 61° | 28° | 44° | — | — |
| 1984 | 69° | 49° | 59° | — | — |
| 1983coldest | 31° | 10° | 20° | 0.08" | — |
| 1982 | 72° | 42° | 57° | — | — |
| 1981 | 80° | 46° | 63° | — | — |
| 1980 | 36° | 21° | 28° | — | — |
| 1979 | 69° | 55° | 62° | 0.86" | — |
| 1978 | 58° | 35° | 46° | — | — |
| 1977 | 47° | 28° | 37° | — | — |
| 1976 | 46° | 23° | 35° | — | — |
| 1975 | 51° | 28° | 40° | — | — |
| 1974 | 71° | 35° | 53° | — | — |
| 1973 | 59° | 23° | 41° | — | — |
| 1972 | 50° | 35° | 43° | — | — |
| 1971 | 61° | 38° | 49° | — | — |
55 years of data from DALLAS HENSLEY FLD NAS