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Sea Temperature in Santa Catalina Island in December

Complete information on the sea temperature range in the Pacific Ocean in Santa Catalina Island in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Santa Catalina Island. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Santa Catalina Island in December

14°C

MINIMUN

16°C

AVERAGE

18°C

MAXIMUM

Historical Data of Water Temperature in December in Santa Catalina Island

Water Temperature Chart for Pacific Ocean in Santa Catalina Island in December

Sea Temperature Table in Santa Catalina Island in December Over the Past Years

Day202420232022Average
Dec 115°C17°C17°C16.5°C
Dec 215°C17°C17°C16.3°C
Dec 315°C17°C16°C16.3°C
Dec 415°C17°C17°C16.5°C
Dec 515°C17°C16°C16.3°C
Dec 614°C17°C16°C16.0°C
Dec 715°C17°C16°C16.0°C
Dec 815°C15°C17°C16.0°C
Dec 915°C15°C17°C15.8°C
Dec 1015°C16°C16°C15.8°C
Dec 1115°C16°C15°C15.5°C
Dec 1214°C17°C16°C15.8°C
Dec 1315°C17°C15°C15.8°C
Dec 1414°C16°C15°C15.0°C
Dec 1514°C16°C14°C15.0°C
Dec 1615°C16°C15°C15.3°C
Dec 1714°C16°C15°C15.3°C
Dec 1814°C16°C15°C15.0°C
Dec 1915°C16°C15°C15.5°C
Dec 2015°C16°C15°C15.5°C
Dec 2114°C17°C15°C15.3°C
Dec 2214°C16°C15°C15.0°C
Dec 2314°C17°C14°C15.0°C
Dec 2414°C17°C15°C15.3°C
Dec 2514°C16°C15°C15.0°C
Dec 2614°C16°C15°C15.0°C
Dec 2714°C16°C15°C15.0°C
Dec 2814°C17°C15°C15.3°C
Dec 2915°C17°C15°C15.5°C
Dec 3014°C16°C15°C15.0°C
California, United StatesCalifornia, United StatesCalifornia, United States

Santa Catalina Island Climate and Swimming Opportunities in December

19°C

Average Day Air Temperature

8°C

Average Night Air Temperature

52 mm

Precipitation Amount per Month

5 days

Number of Rainy Days

10 hrs

Daylight
per Day

7 hrs

Sunshine
per Day

11 km/h

Average Wind Speed

66%

Average
humidity

Santa Catalina Island lies within the California in United States. The average daytime temperature in Santa Catalina Island in December is 66°F (19°C), while the nighttime average is 47°F (8°C). There are typically five rainy days during the month, with a total precipitation of 2.0 inches (52 mm). The daylight duration in December in Santa Catalina Island is 10 hours, with an average of 7 hours of sunshine per day. The average wind speed in December is 7 mph (11 km/h), and the humidity level is around 66%.

The water temperature in Santa Catalina Island in December ranges from 59°F to 61°F (15°C to 16°C). At the beginning of the month, the average temperature is around 61°F (16°C), shifting to 59°F (15°C) by mid-December and reaching 59°F (15°C) in the last ten days. Overall, the average sea temperature in Santa Catalina Island for December is 61°F (16°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Frequently Asked Questions About Water Temperatures in December in Santa Catalina Island

What is the sea temperature in Santa Catalina Island in December?

The water temperature in the Pacific Ocean in Santa Catalina Island in December ranges from 59°F to 61°F (15°C to 16°C).

Is it possible to swim in the Pacific Ocean in Santa Catalina Island in December?

The average sea temperature in Santa Catalina Island in December is 61°F (16°C), and the air temperature is 66°F (19°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.