Weather on December 21
Fort Worth, TX
55 Years of Data
Avg High
59°F
Avg Low
37°F
Warmest
2010
68°F avg
Coldest
1983
22°F avg
About This Date
December 21st in Fort Worth, TX typically brings cool winter weather, with average highs around 59°F and lows near 37°F. Over 48 years of records, the warmest December 21st was in 2010 (68°F average), while the coldest was 1983 (22°F) — a 46°F range across recorded history. Precipitation has occurred on 15% of recorded December 21st dates, with snow falling 2% of the time. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for December 21st in Fort Worth, 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 | 60° | 53° | 57° | — | — |
| 2024 | 54° | 33° | 43° | — | — |
| 2023 | 59° | 55° | 57° | 3.05" | — |
| 2022 | 49° | 29° | 39° | — | — |
| 2021 | 63° | 35° | 49° | — | — |
| 2020 | 71° | 39° | 55° | — | — |
| 2019 | 47° | 43° | 45° | — | — |
| 2018 | 59° | 37° | 48° | — | — |
| 2017 | 74° | 45° | 59° | — | — |
| 2016 | 65° | 37° | 51° | — | — |
| 2015 | 72° | 50° | 61° | — | — |
| 2014 | 52° | 46° | 49° | — | — |
| 2013 | 52° | 33° | 42° | 4.34" | — |
| 2012 | 66° | 31° | 48° | — | — |
| 2011 | 56° | 32° | 44° | — | — |
| 2010warmest | 85° | 51° | 68° | — | — |
| 2009 | 66° | 43° | 54° | — | — |
| 2008 | 36° | 19° | 27° | — | — |
| 2007 | 69° | 38° | 53° | — | — |
| 2006 | 59° | 40° | 49° | — | — |
| 2005 | 55° | 38° | 46° | — | — |
| 2004 | 64° | 44° | 54° | — | — |
| 2003 | 71° | 44° | 58° | — | — |
| 2002 | 69° | 41° | 55° | — | — |
| 2001 | 62° | 35° | 49° | — | — |
| 2000 | 47° | 28° | 37° | — | — |
| 1999 | 48° | 30° | 39° | — | — |
| 1998 | 57° | 21° | 39° | — | — |
| 1997 | 55° | 38° | 46° | 0.97" | — |
| 1996 | 67° | 39° | 53° | — | — |
| 1995 | 41° | 34° | 37° | — | — |
| 1994 | 66° | 35° | 51° | — | — |
| 1993 | 55° | 27° | 41° | 0.18" | — |
| 1992 | 65° | 40° | 52° | — | — |
| 1991 | 46° | 43° | 44° | 0.38" | — |
| 1990 | 63° | 14° | 38° | — | — |
| 1989 | 36° | 17° | 26° | — | — |
| 1988 | 69° | 38° | 53° | — | — |
| 1987 | 60° | 37° | 49° | — | — |
| 1986 | 51° | 43° | 47° | — | — |
| 1985 | 63° | 28° | 45° | — | — |
| 1984 | 68° | 55° | 62° | — | — |
| 1983coldest | 30° | 14° | 22° | 0.18" | 0.3" |
| 1982 | 70° | 41° | 55° | — | — |
| 1981 | 83° | 38° | 60° | 0.15" | — |
| 1980 | 33° | 18° | 25° | — | — |
| 1979 | 72° | 55° | 63° | — | — |
| 1978 | 63° | 33° | 48° | — | — |
48 years of data from FT WORTH WSFO