Measurements:
°C
°F
Hatteras Island
32°F
SE 20 mph
Feels like: 20°F
Precip: 0%
World Resorts USA Hatteras Island Weather

Hatteras Island Sea Water Temperature

Current Sea Water Temperature:
+57.4°F
Maximum Sea Water Temperature in January: 68.2°F
Minimum Sea Water Temperature in January: 42.0°F
Average water temperature in January: 57.2°F

Sea Water Temperature for the Last 10 Days:

January 29 57.4°F January 24 59.0°F
January 28 59.8°F January 23 58.4°F
January 27 64.0°F January 22 58.0°F
January 26 62.0°F January 21 58.8°F
January 25 60.0°F January 20 57.6°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 48.5 °F
February 49.5 °F
December 53.7 °F
The most rainy months:
August 4 days
July 4 days
December 3 days
The most windy months:
March 15 mph
January 15 mph
December 15 mph

Hatteras Island on the Weather Map

USA Resorts:
NAME
Chicago +12
Hawaii +80
Honolulu +80
Houston +62
Las Vegas +44
Los Angeles +56
Maui +74
Miami +64
Miami Beach +70
New York +12
San Diego +58
San Francisco +50
Sarasota +60
Tampa +60
Washington +16
24 Hours Weather Forecast
Hatteras Island
Local time: 13:01
29 jan, thursday
1500 32°F
S
15 mph
1800 32°F
SE
12 mph
2100 32°F
SE
12 mph
30 jan, friday
0000 34°F
SE
10 mph
0300 34°F
SE
9 mph
0600 34°F
S
8 mph
0900 36°F
S
9 mph
1200 36°F
S
7 mph