Measurements:
°C
°F
Hatteras Island
74°F
NE 21 mph
Feels like: 74°F
Precip: 0%
World Resorts USA Hatteras Island Weather

Hatteras Island Sea Water Temperature

Current Sea Water Temperature:
+66.8°F
Maximum Sea Water Temperature in April: 72.6°F
Minimum Sea Water Temperature in April: 52.2°F
Average water temperature in April: 64.3°F

Sea Water Temperature for the Last 10 Days:

April 23 66.8°F April 18 70.0°F
April 22 68.4°F April 17 70.4°F
April 21 68.6°F April 16 69.4°F
April 20 70.8°F April 15 67.4°F
April 19 70.6°F April 14 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
November 13 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
Chicago +78
Hawaii +80
Honolulu +80
Houston +84
Las Vegas +88
Los Angeles +80
Maui +76
Miami +78
Miami Beach +78
New York +80
San Diego +76
San Francisco +66
Sarasota +82
Tampa +86
Washington +88
24 Hours Weather Forecast
Hatteras Island
Local time: 17:43
23 apr, thursday
1800 74°F
NE
21 mph
2100 70°F
NE
23 mph
24 apr, friday
0000 70°F
NE
24 mph
0300 70°F
E
23 mph
0600 70°F
E
22 mph
0900 68°F
E
18 mph
1200 70°F
E
15 mph
1500 72°F
NE
19 mph