Weather on December 30

Tracy, CA

55 Years of Data

Avg High
55°F
Avg Low
38°F
Warmest
2023
58°F avg
Coldest
1978
32°F avg

About This Date

December 30th in Tracy, CA typically brings cool winter weather, with average highs around 55°F and lows near 38°F. Over 55 years of records, the warmest December 30th was in 2023 (58°F average), while the coldest was 1978 (32°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 29% of December 30th dates historically, with the wettest December 30th recording 1.83" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.

The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.

Planning for December 30th in Tracy, CA? Bring layers as temperatures can vary throughout the day.

Warming Trend
0.9°F per decade on this date
YearHighLowAvgPrecipSnow
202553°34°43°
202467°49°58°1.3"
2023warmest65°52°58°1.83"
202253°48°51°0.46"
202156°41°48°0.18"
202059°32°46°
201961°43°52°0.1"
201857°34°45°
201759°36°47°
201658°36°47°
201551°29°40°
201451°37°44°
201360°34°47°
201251°32°42°
201164°46°55°
201052°37°44°
200955°47°51°
200853°43°48°
200753°43°48°
200652°30°41°
200554°47°50°
200456°47°51°1.32"
200347°38°42°0.46"
200257°44°51°0.08"
200154°48°51°0.61"
200058°38°48°
199957°32°45°
199860°28°44°
199755°28°42°
199654°47°50°
199554°43°48°0.38"
199453°30°42°
199354°35°44°
199255°33°44°1.22"
199158°43°50°
199052°25°38°
198952°33°42°
198850°29°39°
198751°35°43°
198653°36°44°
198552°44°48°
198445°37°41°
198359°49°54°0.51"
198252°35°43°
198151°45°48°1.8"
198047°42°44°
197951°40°45°0.2"
1978coldest43°22°32°
197760°48°54°0.08"
197656°35°45°0.86"
197561°40°50°
197452°30°41°
197364°42°53°
197255°30°43°
197153°35°44°
55 years of data from TRACY CARBONA

Browse Weather History

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

December 30th Weather in Tracy, CA - 55 Years of History