Weather on December 9
Arlington, TX
55 Years of Data
Avg High
62°F
Avg Low
37°F
Warmest
2021
71°F avg
Coldest
2005
27°F avg
About This Date
December 9th in Arlington, TX typically brings mild winter weather, with average highs around 62°F and lows near 37°F — a 25°F daily swing. Over 36 years of records, the warmest December 9th was in 2021 (71°F average), while the coldest was 2005 (27°F) — a 44°F range across recorded history. Rain or other precipitation has occurred on about 25% of December 9th dates historically, with the wettest December 9th recording 3.56" of rain. The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.5°F warmer on this date compared to 20-30 years ago.
Planning for December 9th in Arlington, TX? Great weather for outdoor activities.
Warming Trend
2.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 67° | 38° | 52° | — | — |
| 2024 | 77° | 50° | 64° | — | — |
| 2023 | 67° | 46° | 56° | — | — |
| 2022 | 68° | 62° | 65° | 0.28" | — |
| 2021warmest | 82° | 59° | 71° | — | — |
| 2020 | 83° | 32° | 57° | — | — |
| 2019 | 75° | 42° | 59° | — | — |
| 2018 | 51° | 37° | 44° | — | — |
| 2017 | 60° | 24° | 42° | — | — |
| 2016 | 41° | 25° | 33° | — | — |
| 2015 | 73° | 44° | 59° | — | — |
| 2014 | 59° | 36° | 47° | — | — |
| 2013 | 33° | 28° | 31° | — | — |
| 2012 | 68° | 39° | 54° | — | — |
| 2011 | 50° | 35° | 43° | — | — |
| 2010 | 61° | 35° | 48° | — | — |
| 2009 | 54° | 25° | 39° | 0.1" | — |
| 2008 | 67° | 34° | 50° | — | — |
| 2007 | 54° | 35° | 44° | 0.79" | — |
| 2006 | 55° | 26° | 41° | — | — |
| 2005coldest | 43° | 12° | 27° | 0.03" | — |
| 2004 | 70° | 47° | 58° | — | — |
| 2003 | 68° | 42° | 55° | — | — |
| 2002 | 47° | 44° | 45° | 2.82" | — |
| 2001 | 53° | 32° | 43° | — | — |
| 2000 | 65° | 41° | 53° | — | — |
| 1999 | 67° | 44° | 55° | 1.02" | — |
| 1998 | 51° | 33° | 42° | — | — |
| 1997 | 72° | 40° | 56° | — | — |
| 1996 | 71° | 38° | 54° | — | — |
| 1995 | 56° | 16° | 36° | — | — |
| 1994 | 50° | 35° | 43° | 0.3" | — |
| 1993 | 68° | 50° | 59° | — | — |
| 1992 | 49° | 36° | 42° | 1.4" | — |
| 1991 | 79° | 55° | 67° | 3.56" | — |
| 1990 | 61° | 27° | 44° | — | — |
36 years of data from ARLINGTON MUNI AP