Weather on December 18
Arlington, TX
55 Years of Data
Avg High
61°F
Avg Low
37°F
Warmest
2006
67°F avg
Coldest
2016
23°F avg
About This Date
December 18th in Arlington, TX typically brings mild winter weather, with average highs around 61°F and lows near 37°F. Over 36 years of records, the warmest December 18th was in 2006 (67°F average), while the coldest was 2016 (23°F) — a 44°F range across recorded history. Rain or other precipitation has occurred on about 22% of December 18th dates historically, with the wettest December 18th recording 2.44" 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 18th in Arlington, TX? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 72° | 43° | 57° | — | — |
| 2024 | 68° | 40° | 54° | 0.2" | — |
| 2023 | 63° | 37° | 50° | — | — |
| 2022 | 56° | 25° | 41° | — | — |
| 2021 | 71° | 39° | 55° | 0.41" | — |
| 2020 | 64° | 38° | 51° | — | — |
| 2019 | 60° | 26° | 43° | — | — |
| 2018 | 64° | 31° | 48° | — | — |
| 2017 | 51° | 45° | 48° | — | — |
| 2016coldest | 29° | 16° | 23° | — | — |
| 2015 | 52° | 32° | 42° | — | — |
| 2014 | 51° | 43° | 47° | — | — |
| 2013 | 70° | 32° | 51° | — | — |
| 2012 | 80° | 37° | 59° | — | — |
| 2011 | 58° | 41° | 49° | — | — |
| 2010 | 53° | 28° | 41° | — | — |
| 2009 | 64° | 35° | 50° | — | — |
| 2008 | 67° | 46° | 56° | 0.2" | — |
| 2007 | 72° | 34° | 53° | — | — |
| 2006warmest | 78° | 56° | 67° | — | — |
| 2005 | 56° | 43° | 49° | — | — |
| 2004 | 65° | 30° | 47° | — | — |
| 2003 | 59° | 38° | 48° | — | — |
| 2002 | 70° | 57° | 63° | — | — |
| 2001 | 67° | 35° | 51° | — | — |
| 2000 | 54° | 34° | 44° | — | — |
| 1999 | 55° | 36° | 45° | 0.71" | — |
| 1998 | 53° | 44° | 49° | 1.88" | — |
| 1997 | 70° | 36° | 53° | — | — |
| 1996 | 38° | 21° | 29° | — | — |
| 1995 | 55° | 46° | 51° | 2.44" | — |
| 1994 | 62° | 34° | 48° | — | — |
| 1993 | 61° | 27° | 44° | — | — |
| 1992 | 48° | 29° | 38° | — | — |
| 1991 | 68° | 42° | 55° | 0.05" | — |
| 1990 | 71° | 42° | 57° | 0.48" | — |
36 years of data from ARLINGTON MUNI AP