Weather on March 20

Newport Beach, CA

55 Years of Data

Avg High
65°F
Avg Low
53°F
Warmest
2026
76°F avg
Coldest
2012
52°F avg

About This Date

March 20th in Newport Beach, CA typically brings mild spring weather, with average highs around 65°F and lows near 53°F. Over 56 years of records, the warmest March 20th was in 2026 (76°F average), while the coldest was 2012 (52°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 21% of March 20th dates historically, with the wettest March 20th recording 1.45" 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 Newport Beach, CA? Great weather for outdoor activities.

Warming Trend
0.7°F per decade on this date
YearHighLowAvgPrecipSnow
2026warmest87°64°76°
202563°50°56°
202463°57°60°
202360°55°58°0.38"
202272°54°63°1.14"
202162°54°58°
202060°52°56°0.05"
201967°53°60°
201862°54°58°
201765°57°61°
201664°58°61°
201568°60°64°
201466°54°60°
201361°53°57°
2012coldest59°44°52°
201158°54°56°0.03"
201065°52°58°
200958°53°55°
200861°53°57°
200763°57°60°
200662°49°55°0.63"
200562°55°59°
200465°56°60°
200361°53°57°
200263°51°57°
200168°58°63°
200066°56°61°
199968°51°60°0.1"
199864°55°60°
199776°54°65°
199660°55°58°
199564°60°62°
199472°55°63°0.05"
199364°59°62°
199262°51°57°0.97"
199159°48°54°0.86"
199067°50°58°
198966°57°62°
198875°53°64°
198760°48°54°
198672°49°60°
198564°48°56°
198473°54°63°
198364°51°58°
198263°43°53°
198164°51°58°1.12"
198065°49°57°
197961°48°54°0.84"
197865°55°60°
197760°47°53°
197666°47°56°
197561°55°58°
197463°55°59°
197360°48°54°1.45"
197263°54°58°
197163°45°54°
56 years of data from NEWPORT BEACH HARBOR

Browse Weather History

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

March 20th Weather in Newport Beach, CA - 55 Years of History