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Santa Ana August Weather

Averages and records for weather in Santa Ana, California in the month of August.

Typical Santa Ana August Weather 1991–2020
Average daily high	85.7 °F
Average daily low	64.9 °F
Average monthly precipitation	0.0 inches
Average monthly snow	none
Daily chance of precipitation	0.32%
Daily chance of snow	0%

Santa Ana August Weather Records 1906–2024
Highest temperature	106 °F	August 18, 2020
Lowest temperature	45 °F	August 21, 1959
Highest daily low	75 °F	August 23, 2020
Lowest daily high	63 °F	August 17, 1918
Hottest average high temperature	91.5 °F	1929
Coldest average high temperature	80.1 °F	1916
Most daily precipitation	1.8 inches	August 17, 1977
Most monthly precipitation	2.1 inches	1977
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	84.6	64.7	101	51
August 2	84.7	64.8	97	50
August 3	84.8	64.8	100	47
August 4	84.8	64.8	96	48
August 5	84.9	64.8	99	50
August 6	84.9	64.9	101	46
August 7	84.9	64.8	99	47
August 8	84.9	64.9	97	50
August 9	84.9	64.9	97	52
August 10	85.0	64.9	105	50
August 11	85.1	64.8	99	47
August 12	85.2	64.9	100	47
August 13	85.4	64.9	100	47
August 14	85.5	64.9	98	46
August 15	85.6	64.9	99	50
August 16	85.7	64.9	97	46
August 17	85.7	64.9	100	45
August 18	85.8	64.9	106	48
August 19	85.9	64.9	96	48
August 20	86.0	65.0	99	48
August 21	86.1	65.0	98	45
August 22	86.3	65.0	101	48
August 23	86.4	65.1	100	50
August 24	86.4	65.1	100	48
August 25	86.4	65.1	101	48
August 26	86.3	65.1	102	50
August 27	86.3	65.0	105	47
August 28	86.2	65.0	100	48
August 29	86.1	64.9	100	50
August 30	86.0	64.8	100	46
August 31	85.9	64.7	103	47

Weather Station Details

Years	Station	Coordinates
1906–2024	Santa Ana Fire Station	location