Santa Cantalina Island December Weather

Averages and records for weather in Santa Cantalina Island, California in the month of December.
Typical Santa Cantalina Island December Weather
1991–2020
Average daily high 60.7 °F
Average daily low 50.0 °F
Average monthly precipitation 2.2 inches
Daily chance of precipitation 25.2%
Santa Cantalina Island December Weather Records
1948–2024
Highest temperature 81 °F December 25, 2022
Lowest temperature 34 °F December 14, 1967
Highest daily low 67 °F December 12, 2010
Lowest daily high 41 °F December 14, 1967
Hottest average high temperature 68.8 °F 2017
Coldest average high temperature 55.8 °F 1948
Most daily precipitation 4.4 inches December 28, 2004
Most monthly precipitation 7.6 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
December 1 63.4 52.0 80 45
December 2 63.1 51.8 77 45
December 3 62.8 51.6 77 43
December 4 62.4 51.3 80 42
December 5 62.2 51.2 77 41
December 6 62.0 51.0 76 42
December 7 61.9 50.9 79 41
December 8 61.7 50.7 78 40
December 9 61.5 50.6 79 41
December 10 61.4 50.5 81 43
December 11 61.3 50.4 77 42
December 12 61.1 50.3 79 40
December 13 61.0 50.2 80 35
December 14 61.0 50.2 77 34
December 15 60.9 50.2 75 38
December 16 60.7 50.1 80 40
December 17 60.6 50.0 76 40
December 18 60.5 49.9 75 43
December 19 60.5 49.9 73 39
December 20 60.5 49.9 75 39
December 21 60.5 49.9 79 39
December 22 60.5 49.9 69 43
December 23 60.5 50.0 75 37
December 24 60.6 50.0 78 38
December 25 60.7 50.0 81 40
December 26 60.6 49.9 78 42
December 27 60.6 49.9 78 41
December 28 60.6 49.9 78 41
December 29 60.7 49.9 80 43
December 30 60.8 50.0 72 39
December 31 60.9 50.1 75 40
Weather Station Details
Years Station Coordinates
1948–2024 Avalon Catalina Airport location