Weather on May 30

West Covina, CA

55 Years of Data

Avg High
82°F
Avg Low
56°F
Warmest
2025
80°F avg
Coldest
1971
60°F avg

About This Date

May 30th in West Covina, CA typically brings warm spring weather, with average highs around 82°F and lows near 56°F — a 26°F daily swing. Over 55 years of records, the warmest May 30th was in 2025 (80°F average), while the coldest was 1971 (60°F) — a 20°F range across recorded history. This date has historically been dry, with little recorded precipitation. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.

The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.

Planning for May 30th in West Covina, CA? Stay hydrated and seek shade during peak afternoon hours.

Warming Trend
0.4°F per decade on this date
YearHighLowAvgPrecipSnow
2025warmest101°59°80°
202482°54°68°
202369°59°64°
202280°55°68°
202179°60°70°
202082°59°71°
201983°54°68°
201872°59°65°
201779°60°69°
201680°53°67°
201592°58°75°
201493°55°74°
201390°55°72°
201288°52°70°
201184°49°66°
201092°47°69°
200976°59°67°
200882°52°67°
200782°51°67°
200694°56°75°
200584°56°70°
200495°53°74°
200387°60°74°
200283°55°69°
200188°62°75°
200080°60°70°
199972°51°61°
199880°52°66°
199794°64°79°
199677°53°65°
199590°58°74°
199477°56°66°
199386°55°71°
199284°59°72°
199174°57°65°
199075°52°63°
198977°53°65°
198874°50°62°
198780°51°66°
198680°61°70°
198580°54°67°
198490°66°78°
198380°58°69°
198255°76°65°
198180°63°71°
198071°50°61°
197975°56°65°
197898°58°78°
197785°52°68°
197671°56°63°
197582°58°70°
197479°56°67°
197385°60°72°
197295°61°78°
1971coldest67°53°60°
55 years of data from SANTA FE DAM CALIFORNIA

Browse Weather History

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

May 30th Weather in West Covina, CA - 55 Years of History