Measurements:
°C
°F
Hatteras Island
66°F
S 19 mph
Feels like: 66°F
Precip: 0%
World Resorts USA Hatteras Island Weather

Hatteras Island Sea Water Temperature

Current Sea Water Temperature:
+71.0°F
Maximum Sea Water Temperature in May: 79.0°F
Minimum Sea Water Temperature in May: 62.0°F
Average water temperature in May: 70.9°F

Sea Water Temperature for the Last 10 Days:

May 14 71.0°F May 09 69.6°F
May 13 72.4°F May 08 69.6°F
May 12 72.0°F May 07 70.2°F
May 11 73.0°F May 06 70.8°F
May 10 68.8°F May 05 67.4°F

When is the Warmest Sea for Hatteras Island?

According to our data for the last three years for Hatteras Island the highest average sea water temperature was in July, August and September.

Average Water Temperature by Month, °F

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Hatteras Island was 85.5°F. The maximum and minimum values were 82.4°F and 90.2°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Hatteras Island was 83.3°F. The maximum and minimum values were 81.2°F and 89.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Hatteras Island was 78.2°F. The maximum and minimum values were 73.2°F and 81.2°F respectively.

Best Time to Visit Hatteras Island
The most sunny months:
October 15 days
December 14 days
April 14 days
The most warm months:
July 84.9 °F
August 83.1 °F
June 78.8 °F
Warmest sea temperature:
July 85.1 °F
August 84.5 °F
September 80.8 °F
The most cold months:
January 48.2 °F
February 49.1 °F
December 53.7 °F
The most rainy months:
August 4 days
July 4 days
December 3 days
The most windy months:
March 16 mph
January 15 mph
February 15 mph

Hatteras Island on the Weather Map

USA Resorts:
NAME
Boston +56
Chicago +56
Hawaii +78
Honolulu +78
Houston +98
Las Vegas +102
Los Angeles +76
Maui +72
Miami +90
Miami Beach +92
New York +70
San Diego +72
San Francisco +72
Sarasota +96
Tampa +96
24 Hours Weather Forecast
Hatteras Island
Local time: 14:01
14 may, thursday
1500 66°F
S
19 mph
1800 62°F
S
25 mph
2100 62°F
S
17 mph
15 may, friday
0000 62°F
S
13 mph
0300 62°F
SE
14 mph
0600 60°F
SE
17 mph
0900 60°F
SE
17 mph
1200 62°F
SE
16 mph