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Santa Ana October Weather

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

Typical Santa Ana October Weather 1991–2020
Average daily high	80.5 °F
Average daily low	59.0 °F
Average monthly precipitation	0.5 inches
Average monthly snow	none
Daily chance of precipitation	6.6%
Daily chance of snow	0%

Santa Ana October Weather Records 1906–2024
Highest temperature	106 °F	October 9, 2015
Lowest temperature	34 °F	October 21, 1949
Highest daily low	78 °F	October 13, 2015
Lowest daily high	60 °F	October 27, 1948
Hottest average high temperature	86.3 °F	2015
Coldest average high temperature	72.5 °F	1916
Most daily precipitation	3.2 inches	October 20, 2004
Most monthly precipitation	4.9 inches	2004
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
October 1	82.8	61.3	101	43
October 2	82.8	61.1	101	41
October 3	82.7	61.0	102	42
October 4	82.6	60.9	104	41
October 5	82.5	60.8	103	44
October 6	82.4	60.7	103	45
October 7	82.3	60.5	101	43
October 8	82.2	60.4	99	42
October 9	82.0	60.3	106	38
October 10	81.8	60.2	103	38
October 11	81.7	60.1	98	38
October 12	81.5	59.9	105	34
October 13	81.4	59.7	104	39
October 14	81.1	59.5	104	35
October 15	80.8	59.3	104	36
October 16	80.5	59.0	106	37
October 17	80.3	58.8	100	37
October 18	80.2	58.6	97	41
October 19	80.1	58.4	101	35
October 20	80.1	58.2	102	35
October 21	79.9	58.0	100	34
October 22	79.8	57.8	103	37
October 23	79.5	57.6	102	36
October 24	79.4	57.4	104	36
October 25	79.2	57.2	102	37
October 26	79.0	57.1	96	35
October 27	78.7	56.9	96	35
October 28	78.5	56.7	95	37
October 29	78.3	56.4	100	37
October 30	78.2	56.1	100	37
October 31	78.1	55.9	100	34

Weather Station Details

Years	Station	Coordinates
1906–2024	Santa Ana Fire Station	location