Southport
North Carolina, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Southport, NC

Ocean temperature

With an average ocean temperature of 55.9°F (13.3°C), March is the month with the coldest seawater in Southport, North Carolina.
Note: At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

Daylight

The average length of the day in March in Southport is 12h.

What is the month with the coldest ocean in Southport?

March is the month with the coldest seawater in Southport, with an average ocean temperature of 55.9°F (13.3°C).

What is the water temperature in March in Southport?

In Southport, in March, the average water temperature is 55.9°F (13.3°C). Swimming in 55.9°F (13.3°C) is considered dangerous. Unprotected immersion in temperatures below 50°F (10°C) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Southport have in March?

The average length of the day in March is 12h.
Average sea temperature in March - Southport, NC
  • Average sea temperature in March: 56°F

The best month for swimming (with the highest average sea temperature) is August (82.7°F).
The coldest month (with the lowest average sea temperature) is March (56°F).

Average daylight in March - Southport, NC
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).