San Carlos — Water Temperature in March

Water Temperature Range

15°C

minimum

18°C

average

22°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
MAR 1	-10°C	18°C	16°C	20°C
MAR 2	19°C	17°C	16°C	19°C
MAR 3	18°C	18°C	16°C	20°C
MAR 4	20°C	17°C	16°C	19°C
MAR 5	18°C	18°C	16°C	20°C
MAR 6	18°C	17°C	16°C	19°C
MAR 7	20°C	18°C	15°C	19°C
MAR 8	20°C	18°C	16°C	19°C
MAR 9	20°C	18°C	16°C	19°C
MAR 10	18°C	18°C	15°C	19°C
MAR 11	17°C	18°C	15°C	19°C
MAR 12	18°C	17°C	15°C	18°C
MAR 13	17°C	18°C	15°C	18°C
MAR 14	21°C	18°C	15°C	18°C
MAR 15	21°C	18°C	15°C	17°C
MAR 16	21°C	18°C	15°C	18°C
MAR 17	21°C	18°C	15°C	17°C
MAR 18	21°C	18°C	14°C	18°C
MAR 19	21°C	18°C	15°C	17°C
MAR 20	21°C	18°C	15°C	17°C
MAR 21	21°C	18°C	14°C	17°C
MAR 22	21°C	18°C	15°C	17°C
MAR 23	21°C	19°C	15°C	19°C
MAR 24	21°C	19°C	16°C	18°C
MAR 25	21°C	19°C	15°C	17°C
MAR 26	21°C	19°C	15°C	17°C
MAR 27	21°C	19°C	16°C	18°C
MAR 28	21°C	19°C	16°C	18°C
MAR 29	21°C	19°C	16°C	18°C
MAR 30	21°C	19°C	16°C	18°C
MAR 31	22°C	20°C	16°C	18°C

March: Climate and Swimming Opportunities

Average Night Air Temperature

15°C

Average Day Air Temperature

27°C

Precipitation Amount per Month

4 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

8 hrs

Average Wind Speed

10 km/h

Average Humidity

47%

With such a ratio between the average monthly temperatures of water and air, the swim feels brisk and very refreshing. The air is warm enough to make the cool water easy to handle, especially for short swims.

Water Temperature in Nearby Locations

Isla Santa Margarita