March weather forecast and climate
Cape Hatteras National Seashore, NC

Weather in March

Ocean temperature

In Cape Hatteras National Seashore, North Carolina, in March, the average water temperature is 59.5°F (15.3°C).
Note: Swimming in 59.5°F (15.3°C) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 69.8°F (21°C).

Daylight

The average length of the day in March in Cape Hatteras National Seashore, North Carolina, is 12h.
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FAQ

How cold is the water in March in Cape Hatteras National Seashore?

In March, the average ocean temperature in Cape Hatteras National Seashore, North Carolina, is 59.5°F (15.3°C). For most, swimming in 59.5°F (15.3°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the average length of the day in March in Cape Hatteras National Seashore?

In Cape Hatteras National Seashore, North Carolina, the average length of the day in March is 12h.

Average sea temperature in March
Cape Hatteras National Seashore, NC

Average sea temperature in March - Cape Hatteras National Seashore, NC
  • Average sea temperature in March: 59.4°F

The best month for swimming (with the highest average sea temperature) is August (82.9°F).
The coldest month (with the lowest average sea temperature) is February (57.2°F).

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Average daylight in March
Cape Hatteras National Seashore, NC

Average daylight in March - Cape Hatteras National Seashore, NC
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

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