Weather on March 20

West Covina, CA

55 Years of Data

Avg High
75°F
Avg Low
49°F
Warmest
2026
78°F avg
Coldest
2011
51°F avg

About This Date

March 20th in West Covina, CA typically brings pleasant spring weather, with average highs around 75°F and lows near 49°F — a 26°F daily swing. Over 56 years of records, the warmest March 20th was in 2026 (78°F average), while the coldest was 2011 (51°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 9% of March 20th dates historically, with the wettest March 20th recording 3.25" of rain. 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 March 20th in West Covina, CA? Great weather for outdoor activities.

Warming Trend
0.8°F per decade on this date
YearHighLowAvgPrecipSnow
2026warmest96°61°78°
202576°54°65°
202477°50°64°
202362°52°57°
202279°54°66°
202170°52°61°
202064°48°56°
201962°52°57°
201876°55°65°
201773°55°64°
201679°45°62°
201590°55°72°
201483°50°66°
201377°49°63°
201277°44°61°
2011coldest53°48°51°
201088°51°69°
200978°45°61°
200875°43°59°
200764°48°56°
200661°46°53°
200570°46°58°
200486°49°67°
200366°48°57°
200281°53°67°
200182°52°67°
200069°51°60°
199966°47°56°
199874°49°61°
199798°56°77°
199683°52°67°
199568°56°62°
199470°52°61°
199379°56°67°
199269°51°60°2.79"
199161°45°53°2.46"
199092°56°74°
198986°51°69°
198890°48°69°
198789°39°64°
198686°45°65°
198577°43°60°
198488°49°68°
198365°46°55°
198270°38°54°
198165°47°56°3.25"
198073°44°59°
197963°45°54°0.48"
197870°50°60°
197772°40°56°
197681°42°61°
197576°45°60°
197462°53°58°
197361°45°53°2.64"
197271°55°63°
197179°42°60°
56 years of data from SANTA FE DAM CALIFORNIA

Browse Weather History

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