Weather on July 3

San Marcos, CA

55 Years of Data

Avg High
85°F
Avg Low
62°F
Warmest
1985
85°F avg
Coldest
2010
64°F avg

About This Date

July 3rd in San Marcos, CA typically brings warm summer weather, with average highs around 85°F and lows near 62°F. Over 55 years of records, the warmest July 3rd was in 1985 (85°F average), while the coldest was 2010 (64°F) — a 21°F range across recorded history. This date has historically been dry, with little recorded precipitation. 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 July 3rd in San Marcos, CA? Stay hydrated and seek shade during peak afternoon hours.

YearHighLowAvgPrecipSnow
202584°61°72°
202490°64°77°
202389°63°76°
202283°63°73°
202187°63°75°
202089°59°74°
201983°62°72°
201883°64°73°
201792°61°76°
201681°63°72°
201585°65°75°
201490°63°76°
201388°65°76°
201278°61°69°
201190°62°76°
2010coldest68°61°64°
200970°62°66°
200872°61°66°
200775°62°69°
200682°71°77°
200587°60°74°
200480°60°70°
200391°68°80°
200285°62°73°
200192°69°80°
200086°61°73°
199977°60°69°
199878°62°70°
199794°57°75°
199692°68°80°
199581°59°70°
199487°66°77°
199384°64°74°
199282°60°71°
199183°60°71°
199088°63°75°
198989°58°73°
198882°61°71°
198780°57°69°
198687°68°78°
1985warmest103°68°85°
198490°64°77°
198381°62°71°
198285°58°71°
1981102°61°81°
198085°62°73°
197978°56°67°
197885°52°68°
197783°63°73°
197682°60°71°
197579°56°67°
197484°56°70°
197396°61°78°
197281°58°69°
197184°56°70°
55 years of data from ESCONDIDO #2

Browse Weather History

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