Hatteras — Water Temperature in March

Water Temperature Range

11°C

minimum

15°C

average

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

March: Climate and Swimming Opportunities

Average Night Air Temperature

7°C

Average Day Air Temperature

17°C

Precipitation Amount per Month

108 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

7 hrs

Average Wind Speed

19 km/h

Average Humidity

72%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.