Weather on March 18
Newport Beach, CA
55 Years of Data
About This Date
March 18th in Newport Beach, CA typically brings mild spring weather, with average highs around 64°F and lows near 52°F. Over 56 years of records, the warmest March 18th was in 1978 (71°F average), while the coldest was 1977 (51°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 14% of March 18th dates historically, with the wettest March 18th recording 2.24" 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 18th in Newport Beach, CA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 79° | 62° | 70° | — | — |
| 2025 | 62° | 50° | 56° | 0.08" | — |
| 2024 | 63° | 52° | 57° | 0.03" | — |
| 2023 | 67° | 51° | 59° | — | — |
| 2022 | 70° | 53° | 61° | — | — |
| 2021 | 60° | 50° | 55° | — | — |
| 2020 | 60° | 48° | 54° | — | — |
| 2019 | 67° | 53° | 60° | — | — |
| 2018 | 60° | 49° | 54° | — | — |
| 2017 | 62° | 56° | 59° | — | — |
| 2016 | 64° | 58° | 61° | — | — |
| 2015 | 67° | 62° | 64° | — | — |
| 2014 | 65° | 59° | 62° | — | — |
| 2013 | 61° | 56° | 58° | — | — |
| 2012 | 55° | 46° | 51° | 0.38" | — |
| 2011 | 65° | 49° | 57° | — | — |
| 2010 | 75° | 55° | 65° | — | — |
| 2009 | 78° | 53° | 66° | — | — |
| 2008 | 62° | 47° | 54° | — | — |
| 2007 | 59° | 55° | 57° | — | — |
| 2006 | 60° | 48° | 54° | 0.1" | — |
| 2005 | 61° | 56° | 58° | — | — |
| 2004 | 60° | 55° | 58° | — | — |
| 2003 | 65° | 52° | 58° | — | — |
| 2002 | 58° | 48° | 53° | 0.41" | — |
| 2001 | 63° | 54° | 58° | — | — |
| 2000 | 66° | 51° | 59° | — | — |
| 1999 | 66° | 52° | 59° | — | — |
| 1998 | 64° | 55° | 60° | — | — |
| 1997 | 66° | 51° | 59° | — | — |
| 1996 | 61° | 56° | 58° | — | — |
| 1995 | 64° | 60° | 62° | — | — |
| 1994 | 78° | 57° | 68° | — | — |
| 1993 | 64° | 58° | 61° | — | — |
| 1992 | 62° | 55° | 59° | — | — |
| 1991 | 59° | 52° | 55° | — | — |
| 1990 | 62° | 50° | 56° | — | — |
| 1989 | 60° | 49° | 54° | — | — |
| 1988 | 70° | 47° | 58° | — | — |
| 1987 | 59° | 48° | 54° | — | — |
| 1986 | 67° | 47° | 57° | — | — |
| 1985 | 60° | 47° | 53° | 0.23" | — |
| 1984 | 69° | 50° | 60° | — | — |
| 1983 | 63° | 52° | 57° | 0.84" | — |
| 1982 | 57° | 45° | 51° | 2.24" | — |
| 1981 | 64° | 51° | 58° | — | — |
| 1980 | 69° | 53° | 61° | — | — |
| 1979 | 62° | 51° | 57° | — | — |
| 1978warmest | 83° | 60° | 71° | — | — |
| 1977coldest | 58° | 45° | 51° | — | — |
| 1976 | 68° | 51° | 60° | — | — |
| 1975 | 62° | 45° | 53° | — | — |
| 1974 | 62° | 52° | 57° | — | — |
| 1973 | 62° | 49° | 55° | — | — |
| 1972 | 63° | 52° | 57° | — | — |
| 1971 | 65° | 50° | 57° | — | — |
Newport Beach, CA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Newport Beach, CA Monthly Precipitation
Average rainfall per month, in inches.
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.
Best Time to Visit Newport Beach, CA
Most pleasant months in Newport Beach, CA: June, July.