Sea Temperature in Rocky Point in December

Complete information on the sea temperature range in the Salish Sea in Rocky Point in December. Historical daily data. Climate details for December. Tips on swimming conditions and beach relaxation in Rocky Point. 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 Rocky Point in December

45°F

MINIMUN

48°F

AVERAGE

52°F

MAXIMUM

Historical Data of Water Temperature in December in Rocky Point

Water Temperature Chart for Salish Sea in Rocky Point in December

Sea Temperature Table in Rocky Point in December Over the Past Years

Day	2024	2023	2022	Average
Dec 1	50°C	48°C	48°C	49°C
Dec 2	50°C	48°C	48°C	49°C
Dec 3	50°C	48°C	48°C	49°C
Dec 4	50°C	48°C	48°C	49°C
Dec 5	48°C	48°C	48°C	49°C
Dec 6	46°C	48°C	48°C	48°C
Dec 7	48°C	48°C	48°C	49°C
Dec 8	48°C	48°C	50°C	49°C
Dec 9	48°C	48°C	50°C	49°C
Dec 10	48°C	48°C	48°C	49°C
Dec 11	48°C	48°C	48°C	49°C
Dec 12	46°C	50°C	48°C	48°C
Dec 13	46°C	50°C	48°C	49°C
Dec 14	46°C	48°C	48°C	48°C
Dec 15	48°C	48°C	48°C	49°C
Dec 16	46°C	50°C	48°C	48°C
Dec 17	46°C	50°C	46°C	48°C
Dec 18	46°C	48°C	46°C	47°C
Dec 19	46°C	48°C	46°C	47°C
Dec 20	48°C	48°C	46°C	48°C
Dec 21	48°C	48°C	46°C	48°C
Dec 22	48°C	50°C	46°C	48°C
Dec 23	48°C	48°C	46°C	48°C
Dec 24	50°C	50°C	45°C	48°C
Dec 25	50°C	50°C	46°C	49°C
Dec 26	50°C	48°C	45°C	48°C
Dec 27	50°C	48°C	45°C	47°C
Dec 28	50°C	48°C	46°C	48°C
Dec 29	50°C	48°C	46°C	48°C
Dec 30	48°C	50°C	46°C	48°C

Rocky Point Climate and Swimming Opportunities in December

45°F

Average Day Air Temperature

36°F

Average Night Air Temperature

6 in

Precipitation Amount per Month

19 days

Number of Rainy Days

8 hrs

Daylight
per Day

2 hrs

Sunshine
per Day

7 mph

Average Wind Speed

82%

Average
humidity

Rocky Point lies within the Washington in United States. The average daytime temperature in Rocky Point in December is 45°F (7°C), while the nighttime average is 35°F (2°C). There are typically 19 rainy days during the month, with a total precipitation of 5.8 inches (146 mm). The daylight duration in December in Rocky Point is 8 hours, with an average of 2 hours of sunshine per day. The average wind speed in December is 7 mph (12 km/h), and the humidity level is around 82%.

The water temperature in Rocky Point in December ranges from 46°F to 50°F (8°C to 10°C). At the beginning of the month, the average temperature is around 48°F (9°C), shifting to 48°F (9°C) by mid-December and reaching 48°F (9°C) in the last ten days. Overall, the average sea temperature in Rocky Point for December is 48°F (9°C). Still too cold for most swimmers. Only short dips in proper gear are advisable.

Sea Temperature in December in Nearby Cities

Frequently Asked Questions About Water Temperatures in December in Rocky Point

What is the sea temperature in Rocky Point in December?

The water temperature in the Salish Sea in Rocky Point in December ranges from 46°F to 50°F (8°C to 10°C).

Is it possible to swim in the Salish Sea in Rocky Point in December?

The average sea temperature in Rocky Point in December is 48°F (9°C), and the air temperature is 45°F (7°C), so still too cold for most swimmers. Only short dips in proper gear are advisable.