Oak Island
North Carolina, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Oak Island, NC

Ocean temperature

In Oak Island, North Carolina, the average seawater temperature in May is 70.3°F (21.3°C).
Note: For swimming, a surface water temperature of 70.3°F (21.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

The average length of the day in May is 13.9h.

What is the ocean temperature in May in Oak Island?

In Oak Island, North Carolina, in May, the average water temperature is 70.3°F (21.3°C). For swimming, a surface water temperature of 70.3°F (21.3°C) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

What is the average length of the day in May in Oak Island?

In May, the average length of the day in Oak Island, North Carolina, is 13.9h.
Average sea temperature in May - Oak Island, NC
  • Average sea temperature in May: 70.3°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 May - Oak Island, NC
  • Average daylight in May: 13.9h

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