Weather on June 30

San Jose, CA

55 Years of Data

Avg High
81°F
Avg Low
57°F
Warmest
1996
80°F avg
Coldest
1975
60°F avg

About This Date

June 30th in San Jose, CA typically brings warm summer weather, with average highs around 81°F and lows near 57°F. Over 55 years of records, the warmest June 30th was in 1996 (80°F average), while the coldest was 1975 (60°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 2% of June 30th dates historically. 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 June 30th in San Jose, CA? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
0.7°F per decade on this date
YearHighLowAvgPrecipSnow
202580°57°69°
202486°62°74°
202388°58°73°
202274°57°65°
202175°59°67°
202089°58°73°
201976°55°65°
201890°60°75°
201774°58°66°
201686°56°71°
201592°61°76°
201492°62°77°
201388°63°75°
201279°60°69°
201180°54°67°
201076°54°65°
200984°58°71°
200874°59°66°
200774°55°64°
200673°59°66°
200586°60°73°
200478°59°69°
200375°59°67°
200288°60°74°
200182°54°68°
200075°59°67°
199994°61°77°
199871°55°63°
199776°60°68°
1996warmest100°61°80°
199579°59°69°
199477°55°66°
199394°59°76°
199275°59°67°
199187°55°71°
199084°56°70°
198977°65°71°
198891°57°74°
198772°58°65°
198689°55°72°
198589°52°70°
198488°52°70°
198372°52°62°
198269°53°61°0.05"
198178°58°68°
198080°54°67°
197979°50°64°
197873°55°64°
197781°59°70°
197679°54°66°
1975coldest71°49°60°
197487°55°71°
197376°51°63°
197299°60°79°
197180°51°66°
55 years of data from SAN JOSE

Browse Weather History

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