Weather on June 27

Rialto, CA

55 Years of Data

Avg High
93°F
Avg Low
61°F
Warmest
2016
89°F avg
Coldest
1991
61°F avg

About This Date

June 27th in Rialto, CA typically brings hot summer weather, with average highs around 93°F and lows near 61°F — a 32°F daily swing. Over 48 years of records, the warmest June 27th was in 2016 (89°F average), while the coldest was 1991 (61°F) — a 28°F range across recorded history. This date has historically been dry, with little recorded precipitation.

Planning for June 27th in Rialto, CA? Stay hydrated and seek shade during peak afternoon hours.

Cooling Trend
0.4°F per decade on this date
YearHighLowAvgPrecipSnow
202593°62°78°
201794°68°81°
2016warmest100°77°89°
201592°68°80°
201481°62°71°
201397°68°82°
201290°60°75°
201192°63°77°
201087°56°71°
200997°64°80°
200887°59°73°
200789°60°75°
200693°73°83°
200586°52°69°
200488°57°72°
200397°62°79°
200287°55°71°
200189°58°73°
200095°67°81°
199992°53°72°
199891°56°73°
199787°58°72°
199675°47°61°
199594°62°78°
1994102°72°87°
199392°66°79°
199283°59°71°
1991coldest70°52°61°
1990105°67°86°
198989°56°72°
198898°64°81°
198792°58°75°
1986103°61°82°
1985104°62°83°
1984102°65°83°
198376°59°67°
198294°60°77°
1981100°66°83°
1980104°55°80°
1979111°63°87°
197884°60°72°
197796°62°79°
1976109°64°87°
197594°56°75°
1974106°62°84°
197396°63°79°
197294°52°73°
197189°61°75°
48 years of data from DEVORE CALIFORNIA

Browse Weather History

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