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Weather on March 17

Newport Beach, CA

55 Years of Data

Avg High
65°F
Avg Low
52°F
Warmest
2026
71°F avg
Coldest
1977
49°F avg

About This Date

March 17th in Newport Beach, CA typically brings mild spring weather, with average highs around 65°F and lows near 52°F. Over 56 years of records, the warmest March 17th was in 2026 (71°F average), while the coldest was 1977 (49°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 18% of March 17th dates historically, with the wettest March 17th recording 2.79" of rain. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.

The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.

Planning for March 17th in Newport Beach, CA? Great weather for outdoor activities.

Warming Trend
0.8°F per decade on this date
YearHighLowAvgPrecipSnow
2026warmest83°60°71°
202562°52°57°
202463°53°58°
202361°49°55°
202273°52°62°
202158°45°51°
202060°53°57°0.13"
201970°52°61°
201865°53°59°0.58"
201764°54°59°
201669°57°63°
201579°61°70°
201475°58°66°
201360°54°57°
201259°53°56°1.22"
201163°54°58°
201078°59°69°
200966°52°59°
200869°45°57°0.03"
200761°53°57°
200663°48°55°0.08"
200563°56°59°
200462°55°59°
200365°56°60°
200256°51°53°
200160°51°56°
200066°58°62°
199964°46°55°
199863°57°60°
199761°51°56°
199661°54°57°
199563°58°60°
199479°54°66°
199365°59°62°
199263°54°58°
199158°45°51°
199070°50°60°
198958°52°55°
198866°47°56°
198762°48°55°
198662°44°53°
198562°49°55°
198465°53°59°0.13"
198367°54°60°1.14"
198259°50°55°2.79"
198166°54°60°
198071°51°61°
197960°54°57°1.45"
197886°54°70°
1977coldest54°45°49°0.1"
197668°56°62°
197560°41°51°
197462°52°57°
197363°47°55°
197257°50°54°
197163°50°56°
56 years of data from NEWPORT BEACH HARBOR

Newport Beach, CA Temperature Range by Month

Average monthly highs and lows. The shaded band shows the typical daily temperature range.

40°50°60°70°80°90°JFMAMJJASOND
Avg high Avg low

Newport Beach, CA Monthly Precipitation

Average rainfall per month, in inches.

0"4.8"9.5"JFMAMJJASOND
Rain (in)

Newport Beach, CA Daily Temperature Calendar

Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.

151015202531JanFebMarAprMayJunJulAugSepOctNovDec
Cooler
Hotter
20°40°60°80°100°

Best Time to Visit Newport Beach, CA

Most pleasant months in Newport Beach, CA: June, July.

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal

Browse Weather History

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

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