Weather in May
Ocean temperature
In Cape Hatteras National Seashore, North Carolina, the average seawater temperature in May is 71.6°F (22°C).Note: Every individual's cold threshold differs, but factors like today's sunshine, wind, and temperature can tip the scales for a delightful swim in 71.6°F (22°C) waters. For reference, Olympians swim in waters of 77°F (25°C) to 82.4°F (28°C).
Daylight
The average length of the day in May is 14h and 2min.On the first day of the month, sunrise is at 6:09 am and sunset at 7:48 pm. On the last day of May, in Cape Hatteras National Seashore, sunrise is at 5:48 am and sunset at 8:11 pm EDT.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the water temperature in May in Cape Hatteras National Seashore?
In Cape Hatteras National Seashore, North Carolina, in May, the average water temperature is 71.6°F (22°C). Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 71.6°F (22°C) water may be enjoyable.
What is the average length of the day in May in Cape Hatteras National Seashore?
The average day length in May is 14h and 2min.
When is the sunrise / sunset in May in Cape Hatteras National Seashore?
On the first day of May in Cape Hatteras National Seashore, North Carolina, sunrise is at 6:09 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 8:11 pm EDT.
Average sea temperature in May
Cape Hatteras National Seashore, NC
- Average sea temperature in May: 71.6°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).
Average daylight in May
Cape Hatteras National Seashore, NC
- Average daylight in May: 14h and 0min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
Cape Hatteras National Seashore, North Carolina, USA
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