Sea Temperature in Morro Bay in December

Complete information on the sea temperature range in the Pacific Ocean in Morro Bay in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Morro Bay. 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 Morro Bay in December

54°F

MINIMUN

57°F

AVERAGE

61°F

MAXIMUM

Historical Data of Water Temperature in December in Morro Bay

Water Temperature Chart for Pacific Ocean in Morro Bay in December

Sea Temperature Table in Morro Bay in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	55°C	61°C	55°C	58°C
Dec 2	54°C	59°C	55°C	56°C
Dec 3	55°C	57°C	55°C	57°C
Dec 4	55°C	59°C	55°C	57°C
Dec 5	55°C	59°C	57°C	57°C
Dec 6	55°C	59°C	57°C	58°C
Dec 7	55°C	59°C	57°C	58°C
Dec 8	55°C	55°C	59°C	57°C
Dec 9	55°C	55°C	57°C	56°C
Dec 10	55°C	57°C	57°C	57°C
Dec 11	57°C	57°C	59°C	57°C
Dec 12	55°C	59°C	57°C	57°C
Dec 13	55°C	57°C	57°C	57°C
Dec 14	55°C	57°C	57°C	57°C
Dec 15	55°C	57°C	57°C	57°C
Dec 16	55°C	57°C	57°C	56°C
Dec 17	55°C	57°C	57°C	57°C
Dec 18	54°C	57°C	57°C	56°C
Dec 19	55°C	59°C	57°C	57°C
Dec 20	54°C	59°C	57°C	56°C
Dec 21	55°C	59°C	57°C	57°C
Dec 22	55°C	59°C	57°C	57°C
Dec 23	55°C	59°C	55°C	57°C
Dec 24	57°C	59°C	55°C	57°C
Dec 25	55°C	61°C	55°C	57°C
Dec 26	54°C	61°C	55°C	57°C
Dec 27	54°C	61°C	55°C	56°C
Dec 28	54°C	59°C	55°C	56°C
Dec 29	54°C	59°C	55°C	56°C
Dec 30	55°C	61°C	55°C	57°C

Morro Bay Climate and Swimming Opportunities in December

61°F

Average Day Air Temperature

43°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

9 days

Number of Rainy Days

10 hrs

Daylight
per Day

5 hrs

Sunshine
per Day

7 mph

Average Wind Speed

76%

Average
humidity

Morro Bay lies within the California in United States. The average daytime temperature in Morro Bay in December is 61°F (16°C), while the nighttime average is 42°F (6°C). There are typically nine rainy days during the month, with a total precipitation of 3.3 inches (83 mm). The daylight duration in December in Morro Bay is 10 hours, with an average of 5 hours of sunshine per day. The average wind speed in December is 7 mph (12 km/h), and the humidity level is around 76%.

The water temperature in Morro Bay in December ranges from 55°F to 57°F (13°C to 14°C). At the beginning of the month, the average temperature is around 57°F (14°C), shifting to 57°F (14°C) by mid-December and reaching 57°F (14°C) in the last ten days. Overall, the average sea temperature in Morro Bay for December is 57°F (14°C). Ideal conditions for a refreshing swim, though some may still find it a bit cool.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Morro Bay

What is the sea temperature in Morro Bay in December?

The water temperature in the Pacific Ocean in Morro Bay in December ranges from 55°F to 57°F (13°C to 14°C).

Is it possible to swim in the Pacific Ocean in Morro Bay in December?

The average sea temperature in Morro Bay in December is 57°F (14°C), and the air temperature is 61°F (16°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.