Weather on December 21

Arlington, TX

55 Years of Data

Avg High
60°F
Avg Low
37°F
Warmest
2010
68°F avg
Coldest
2008
31°F avg

About This Date

December 21st in Arlington, TX typically brings mild winter weather, with average highs around 60°F and lows near 37°F. Over 36 years of records, the warmest December 21st was in 2010 (68°F average), while the coldest was 2008 (31°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 11% of December 21st dates historically, with the wettest December 21st recording 13.61" of rain. The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 4.4°F warmer on this date compared to 20-30 years ago.

Planning for December 21st in Arlington, TX? Great weather for outdoor activities.

Warming Trend
2.2°F per decade on this date
YearHighLowAvgPrecipSnow
202564°57°61°
202456°29°43°
202360°57°59°2.49"
202252°30°41°
202164°30°47°
202075°32°54°
201950°43°46°
201860°38°49°
201774°44°59°
201665°40°52°
201574°42°58°
201454°48°51°
201355°34°44°3.53"
201264°23°44°
201154°29°42°
2010warmest85°51°68°
200968°37°53°
2008coldest39°23°31°
200769°38°53°
200663°41°52°
200554°36°45°
200466°46°56°
200371°41°56°
200271°36°53°
200162°36°49°
200049°31°40°
199947°30°38°
199852°43°47°
199756°41°48°
199647°24°35°
199543°33°38°
199462°33°48°
199351°26°39°
199266°37°52°
199156°44°50°13.61"
199073°21°47°0.43"
36 years of data from ARLINGTON MUNI AP

Browse Weather History

Weather data provided by NOAA Climate Data Online. Not for critical planning.