Weather on May 22

Rialto, CA

55 Years of Data

Avg High
79°F
Avg Low
54°F
Warmest
2000
81°F avg
Coldest
2015
53°F avg

About This Date

May 22nd in Rialto, CA typically brings pleasant spring weather, with average highs around 79°F and lows near 54°F — a 25°F daily swing. Over 48 years of records, the warmest May 22nd was in 2000 (81°F average), while the coldest was 2015 (53°F) — a 28°F range across recorded history. This date has historically been dry, with little recorded precipitation.

Planning for May 22nd in Rialto, CA? Great weather for outdoor activities.

Cooling Trend
0.7°F per decade on this date
YearHighLowAvgPrecipSnow
202590°60°75°
201791°64°78°
201670°45°57°
2015coldest56°50°53°
201465°51°58°
201376°56°66°
201287°63°75°
201167°53°60°
201063°48°55°
200977°54°65°
200866°49°57°
200767°53°60°
200658°51°54°
200597°66°81°
200472°51°61°
200392°64°78°
200277°43°60°
200198°54°76°
2000warmest101°61°81°
199961°49°55°
199873°48°61°
199782°52°67°
199669°54°61°
199560°50°55°
199480°52°66°
199377°51°64°
199273°52°62°
199172°44°58°
199085°54°69°
198984°54°69°
198894°60°77°
198777°79°78°
198677°56°66°
198594°55°74°
198493°57°75°
198391°57°74°
198280°59°70°
198182°52°67°
198068°54°61°
197992°52°72°
197878°55°67°
197782°54°68°
197680°52°66°
197576°44°60°
197488°51°69°
197382°52°67°
197281°46°63°
197176°48°62°
48 years of data from DEVORE CALIFORNIA

Browse Weather History

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

May 22nd Weather in Rialto, CA - 55 Years of History