Weather on December 19

Lancaster, CA

55 Years of Data

Avg High
58°F
Avg Low
28°F
Warmest
2025
59°F avg
Coldest
1992
31°F avg

About This Date

December 19th in Lancaster, CA typically brings cool winter weather, with average highs around 58°F and lows near 28°F — a 30°F daily swing. Over 55 years of records, the warmest December 19th was in 2025 (59°F average), while the coldest was 1992 (31°F) — a 28°F range across recorded history. Precipitation has occurred on 18% of recorded December 19th dates, with snow falling 2% of the time (heaviest snowfall: 5.3"). The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.

Planning for December 19th in Lancaster, CA? Bring layers as temperatures can vary throughout the day.

YearHighLowAvgPrecipSnow
2025warmest78°39°59°
202470°27°49°
202363°51°57°0.05"
202254°19°37°
202153°24°39°
202062°20°41°
201955°24°40°
201863°30°47°
201767°22°45°
201653°14°34°
201560°20°40°0.25"
201455°31°43°
201350°35°43°0.03"
201248°19°34°
201156°28°42°
201058°50°54°1.68"
200964°31°47°
200847°34°40°
200759°40°49°0.1"
200651°16°33°
200557°33°45°
200465°23°44°
200362°25°43°
200249°22°35°0.41"
200155°18°36°
200058°21°39°
199969°30°50°
199853°47°50°
199754°27°40°
199655°26°41°
199556°24°40°
199462°27°44°
199351°30°41°0.23"
1992coldest43°19°31°
199148°35°42°
199047°36°41°0.05"
198964°20°42°
198855°39°47°
198748°31°39°
198658°27°42°
198565°25°45°
198437°32°35°3.45"5.3"
198364°31°47°
198261°27°44°
198172°38°55°
198068°36°52°
197965°30°47°
197844°32°38°0.13"
197753°30°42°
197664°27°45°
197559°22°40°
197462°23°43°
197361°24°42°
197266°31°48°
197152°23°37°
55 years of data from LANCASTER

Browse Weather History

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