Sea Temperature in San Diego in March

Complete information on the sea temperature range in the Pacific Ocean in San Diego in March. Historical daily data. Climate details for March. Tips on swimming conditions and beach relaxation in San Diego. 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 San Diego in March

12°C

MINIMUN

14.5°C

AVERAGE

17°C

MAXIMUM

Historical Data of Water Temperature in March in San Diego

Water Temperature Chart for Pacific Ocean in San Diego in March

Sea Temperature Table in San Diego in March Over the Past Years

Day	2024	2023	2022	Average
Mar 1	15°C	16°C	15°C	15.0°C
Mar 2	15°C	16°C	15°C	15.3°C
Mar 3	14°C	16°C	15°C	15.0°C
Mar 4	15°C	16°C	15°C	15.3°C
Mar 5	15°C	16°C	15°C	15.0°C
Mar 6	15°C	16°C	15°C	15.0°C
Mar 7	15°C	16°C	15°C	15.0°C
Mar 8	15°C	16°C	15°C	15.0°C
Mar 9	15°C	16°C	15°C	15.0°C
Mar 10	15°C	16°C	15°C	15.0°C
Mar 11	15°C	16°C	16°C	15.3°C
Mar 12	15°C	16°C	16°C	15.3°C
Mar 13	15°C	16°C	16°C	15.3°C
Mar 14	15°C	16°C	16°C	15.5°C
Mar 15	15°C	16°C	16°C	15.3°C
Mar 16	15°C	16°C	16°C	15.3°C
Mar 17	15°C	16°C	16°C	15.3°C
Mar 18	15°C	17°C	16°C	15.5°C
Mar 19	14°C	16°C	16°C	15.0°C
Mar 20	15°C	16°C	16°C	15.3°C
Mar 21	15°C	16°C	16°C	15.3°C
Mar 22	15°C	16°C	16°C	15.3°C
Mar 23	15°C	16°C	16°C	15.3°C
Mar 24	15°C	16°C	16°C	15.5°C
Mar 25	14°C	16°C	16°C	15.0°C
Mar 26	15°C	17°C	16°C	15.8°C
Mar 27	15°C	16°C	16°C	15.3°C
Mar 28	15°C	16°C	16°C	15.3°C
Mar 29	14°C	16°C	16°C	15.0°C
Mar 30	16°C	16°C	16°C	15.5°C

San Diego Climate and Swimming Opportunities in March

20°C

Average Day Air Temperature

11°C

Average Night Air Temperature

48 mm

Precipitation Amount per Month

6 days

Number of Rainy Days

12 hrs

Daylight
per Day

8 hrs

Sunshine
per Day

11 km/h

Average Wind Speed

68%

Average
humidity

San Diego lies within the California in United States. The average daytime temperature in San Diego in March is 67°F (20°C), while the nighttime average is 51°F (11°C). There are typically six rainy days during the month, with a total precipitation of 1.9 inches (48 mm). The daylight duration in March in San Diego is 12 hours, with an average of 8 hours of sunshine per day. The average wind speed in March is 7 mph (11 km/h), and the humidity level is around 68%.

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

Sea Temperature in March in Nearby Cities

Frequently Asked Questions About Water Temperatures in March in San Diego

What is the sea temperature in San Diego in March?

The water temperature in the Pacific Ocean in San Diego in March ranges from 59°F to 61°F (15°C to 16°C).

Is it possible to swim in the Pacific Ocean in San Diego in March?

The average sea temperature in San Diego in March is 61°F (16°C), and the air temperature is 67°F (20°C), so ideal conditions for a refreshing swim, though some may still find it a bit cool.