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Newport Beach August Weather

Averages and records for weather in Newport Beach, California in the month of August.

Typical Newport Beach August Weather 1991–2020
Average daily high	72.9 °F
Average daily low	65.4 °F
Average monthly precipitation	0.0 inches
Average monthly snow	none
Daily chance of precipitation	0.58%
Daily chance of snow	0%

Newport Beach August Weather Records 1921–2024
Highest temperature	94 °F	August 13, 1991
Lowest temperature	51 °F	August 30, 1929
Highest daily low	74 °F	August 23, 2020
Lowest daily high	65 °F	August 16, 2010
Hottest average high temperature	78.8 °F	1931
Coldest average high temperature	68.6 °F	1989
Most daily precipitation	1.8 inches	August 21, 2023
Most monthly precipitation	2.6 inches	2023
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
August 1	72.5	65.3	82	55
August 2	72.5	65.3	81	56
August 3	72.6	65.3	80	56
August 4	72.6	65.3	85	56
August 5	72.7	65.4	81	53
August 6	72.7	65.4	92	53
August 7	72.7	65.4	88	56
August 8	72.8	65.4	83	52
August 9	72.8	65.4	85	57
August 10	72.8	65.4	86	56
August 11	72.9	65.4	87	56
August 12	72.9	65.4	93	55
August 13	73.0	65.4	94	56
August 14	73.0	65.4	85	57
August 15	73.1	65.4	92	54
August 16	73.2	65.4	83	57
August 17	73.2	65.4	87	55
August 18	73.3	65.5	87	54
August 19	73.4	65.5	87	57
August 20	73.4	65.5	80	55
August 21	73.5	65.5	82	55
August 22	73.6	65.5	83	56
August 23	73.6	65.6	85	55
August 24	73.7	65.6	85	56
August 25	73.7	65.6	83	55
August 26	73.7	65.6	83	54
August 27	73.7	65.5	84	57
August 28	73.6	65.5	84	54
August 29	73.6	65.4	85	54
August 30	73.6	65.4	84	51
August 31	73.6	65.3	94	53

Weather Station Details

Years	Station	Coordinates
1921–2024	Newport Beach Harbor	location