Weather on July 4

Rialto, CA

55 Years of Data

Avg High
92°F
Avg Low
62°F
Warmest
1981
87°F avg
Coldest
1993
66°F avg

About This Date

July 4th in Rialto, CA typically brings hot summer weather, with average highs around 92°F and lows near 62°F — a 30°F daily swing. Over 48 years of records, the warmest July 4th was in 1981 (87°F average), while the coldest was 1993 (66°F) — a 21°F range across recorded history. This date has historically been dry, with little recorded precipitation.

Planning for July 4th in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.

YearHighLowAvgPrecipSnow
202595°60°78°
201795°66°81°
201689°58°73°
201587°63°75°
201496°69°83°
201394°67°80°
201281°58°69°
201195°71°83°
201079°54°66°
200991°63°77°
200898°70°84°
2007100°71°86°
200691°70°80°
200592°59°75°
200488°56°72°
200398°68°83°
200287°54°70°
200199°73°86°
200085°51°68°
199990°52°71°
199889°53°71°
1997101°68°84°
1996100°66°83°
199580°56°68°
199488°64°76°
1993coldest77°56°66°
199286°55°71°
199192°62°77°
199092°61°76°
1989106°62°84°
198887°60°74°
198786°55°71°
198685°63°74°
198599°71°85°
1984100°68°84°
198395°61°78°
198290°58°74°
1981warmest105°69°87°
198097°61°79°
197987°57°72°
197884°65°74°
197788°61°74°
197697°60°78°
197594°58°76°
1974100°60°80°
1973101°65°83°
1972102°60°81°
197194°56°75°
48 years of data from FONTANA 5 N

Browse Weather History

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