San Diego October Weather

Averages and records for weather in San Diego, California in the month of October.
Typical San Diego October Weather
1991–2020
Average daily high 74.1 °F
Average daily low 61.3 °F
Average monthly precipitation 0.5 inches
Daily chance of precipitation 7.8%
San Diego October Weather Records
1850–2024
Highest temperature 107 °F October 14, 1961
Lowest temperature 43 °F October 30, 1971
Highest daily low 76 °F October 13, 2015
Lowest daily high 60 °F October 31, 1886
Hottest average high temperature 80.7 °F 2015
Coldest average high temperature 65.1 °F 1916
Most daily precipitation 3.0 inches October 4, 1925
Most monthly precipitation 5.0 inches 2004
Note: Daily averages are a moving average which includes 14 days before and after
Day Average (°F) Record (°F)
High Low High Low
October 1 75.6 63.8 97 52
October 2 75.6 63.7 94 50
October 3 75.5 63.5 104 48
October 4 75.4 63.4 97 48
October 5 75.4 63.3 97 48
October 6 75.3 63.1 101 47
October 7 75.3 63.0 91 48
October 8 75.2 62.8 94 49
October 9 75.0 62.7 99 50
October 10 75.0 62.6 96 47
October 11 74.9 62.4 94 46
October 12 74.8 62.2 96 47
October 13 74.6 62.0 94 48
October 14 74.5 61.8 107 48
October 15 74.3 61.5 97 47
October 16 74.1 61.3 97 48
October 17 73.9 61.0 98 47
October 18 73.9 60.8 91 47
October 19 73.9 60.6 97 46
October 20 73.8 60.4 95 46
October 21 73.7 60.2 101 45
October 22 73.5 60.0 104 46
October 23 73.4 59.8 93 47
October 24 73.2 59.6 97 47
October 25 73.1 59.4 98 48
October 26 73.0 59.3 92 46
October 27 72.8 59.1 91 47
October 28 72.7 58.9 92 47
October 29 72.5 58.6 89 45
October 30 72.4 58.3 89 43
October 31 72.3 58.1 90 44
Weather Station Details
Years Station Coordinates
1940–2024 San Diego International Airport location
1850–1939 San Diego WBO location