Newport Beach August 18 Weather Records

Daily averages and all-time records for weather in Newport Beach, California for the date of August 18.

August 18 All-Time Records 1921–2024
Highest temperature	87 °F	2020
Lowest temperature	54 °F	1932
Lowest daily high	67 °F	1991
Highest daily low	72 °F	1984
Most precipitation	0.21 inches	1945
Most snow	none	-

August 18 All-Time Records
1921–2024

Highest temperature

87 °F

54 °F

67 °F

Highest daily low

72 °F

1984

Most precipitation

0.21 inches

1945

Most snow

none

August 18 Average Weather 1991–2020 ¹
Average high	73.3 °F
Average low	65.5 °F
Chance precipitation	0.6%
Chance snow	0%

August 18 Average Weather
1991–2020 ¹

Average high

73.3 °F

Average low

65.5 °F

Chance precipitation

0.6%

Chance snow

Newport Beach August 18 Weather by Year

Year	High (°F)	Low (°F)	Precip. (inches)	Snow (inches)
2023	73	66	0.00	n/a
2022	72	67	0.00	n/a
2021	72	70	0.00	n/a
2020	87	70	0.00	n/a
2019	72	65	0.00	n/a
2018	77	71	0.00	n/a
2017	73	67	0.00	n/a
2016	72	64	0.00	n/a
2015	74	70	0.00	n/a
2014	75	67	0.00	n/a
2013	69	63	0.00	n/a
2012	75	69	0.00	n/a
2011	70	63	0.00	n/a
2010	74	64	0.00	0.0
2009	n/a	n/a	n/a	n/a
2008	70	66	0.00	0.0
2007	76	69	0.00	0.0
2006	73	64	0.00	0.0
2005	72	63	0.00	0.0
2004	71	65	0.00	0.0
2003	79	68	0.00	0.0
2002	69	66	0.00	0.0
2001	71	66	0.00	0.0
2000	74	67	0.00	0.0
1999	76	60	0.00	0.0
1998	81	67	0.00	0.0
1997	71	62	0.00	0.0
1996	71	65	0.00	0.0
1995	68	60	0.00	0.0
1994	75	71	0.00	0.0
1993	68	65	0.00	0.0
1992	75	67	0.00	0.0
1991	67	n/a	0.00	0.0
1990	71	65	0.00	0.0
1989	69	62	0.00	0.0
1988	67	61	0.00	0.0
1987	70	63	0.00	0.0
1986	81	64	0.00	0.0
1985	68	63	0.00	0.0
1984	80	72	0.02	0.0
1983	77	71	0.01	0.0
1982	73	64	0.00	0.0
1981	71	55	0.00	0.0
1980	74	67	0.00	0.0
1979	72	64	0.00	0.0
1978	71	58	0.00	0.0
1977	73	66	0.10	0.0
1976	72	60	0.00	0.0
1975	70	61	0.00	0.0
1974	71	62	0.00	0.0
1973	75	63	0.00	0.0
1972	73	62	0.00	0.0
1971	75	63	0.00	0.0
1970	72	65	0.00	0.0
1969	72	62	0.00	0.0
1968	72	61	0.00	0.0
1967	80	68	0.00	0.0
1966	77	66	0.00	0.0
1965	74	66	0.00	0.0
1964	76	66	0.00	0.0
1963	74	62	0.00	0.0
1962	73	60	0.00	0.0
1961	74	63	0.00	0.0
1960	71	60	0.00	0.0
1959	72	64	0.00	0.0
1958	73	68	0.00	0.0
1957	76	65	0.00	0.0
1956	71	65	0.00	0.0
1955	71	62	0.00	0.0
1954	71	63	0.00	0.0
1953	71	60	0.00	0.0
1952	74	60	0.00	0.0
1951	74	63	0.00	0.0
1950	70	59	0.00	0.0
1949	73	59	0.00	0.0
1948	73	60	0.00	0.0
1947	71	63	0.00	0.0
1946	76	62	0.00	0.0
1945	84	72	0.21	0.0
1944	72	61	0.00	0.0
1943	77	61	0.00	0.0
1942	74	64	0.00	0.0
1941	74	61	0.00	0.0
1940	76	58	0.00	0.0
1939	77	64	0.00	0.0
1938	72	62	0.00	0.0
1937	72	59	0.00	0.0
1936	78	65	0.00	0.0
1935	74	64	0.00	0.0
1934	77	60	0.00	n/a
1933	73	64	0.00	n/a
1932	72	54	0.00	n/a
1931	80	64	0.00	n/a
1930	75	68	n/a	n/a
1929	n/a	n/a	n/a	n/a
1928	n/a	n/a	n/a	n/a
1927	70	60	0.00	n/a
1926	72	64	0.00	n/a
1925	73	56	0.00	n/a
1924	70	56	n/a	n/a
1923	72	62	0.00	n/a
1922	72	57	0.00	n/a
1921	71	58	0.00	n/a

What's the all-time high for Newport Beach on 8/18?

For the date of Aug 18, the highest temperature ever reached in Newport Beach history is 87 °F which happened in 2020.

Highest Temperatures in Newport Beach on August 18

Rank	Temperature	Year
1	87 °F	2020
2	84 °F	1945
3	81 °F	1998
3	81 °F	1986
5	80 °F	1931
5	80 °F	1984
5	80 °F	1967
8	79 °F	2003
9	78 °F	1936
10	77 °F	1939
10	77 °F	1934
10	77 °F	1943
10	77 °F	1983
10	77 °F	1966
10	77 °F	2018

What's the all-time low for Newport Beach on 8/18?

For the date of Aug 18, the lowest temperature ever reached in Newport Beach history is 54 °F which happened in 1932.

Lowest Temperatures in Newport Beach on August 18

Rank	Temperature	Year
1	54 °F	1932
2	55 °F	1981
3	56 °F	1924
3	56 °F	1925
5	57 °F	1922
6	58 °F	1940
6	58 °F	1978
6	58 °F	1921
9	59 °F	1949
9	59 °F	1950
9	59 °F	1937

Lowest High Temperatures in Newport Beach on August 18

Rank	Temperature	Year
1	67 °F	1988
1	67 °F	1991
3	68 °F	1985
3	68 °F	1995
3	68 °F	1993
6	69 °F	2013
6	69 °F	2002
6	69 °F	1989
9	70 °F	2008
9	70 °F	1927
9	70 °F	1975
9	70 °F	1924
9	70 °F	2011
9	70 °F	1950
9	70 °F	1987

What's the most it has ever rained in Newport Beach on 8/18?

For the date of Aug 18, the most precipitation ever recorded in Newport Beach history is 0.21 inches which happened in 1945.

All-Time Most Precipitation in Newport Beach on August 18

Rank	Precipitation	Year
1	0.21 inches	1945
2	0.10 inches	1977
3	0.02 inches	1984
4	0.01 inches	1983

Weather Station Details

Years	Station	Coordinates
1921–2024	Newport Beach Harbor	location