Hatteras — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Hatteras (North Carolina, United States). It includes the current water temperature, daily data for the last month presented in a simple chart, and a 7-day forecast. The page also compares today’s value with typical averages for this period, shows usual monthly ranges during the year, and lists nearby beaches with short descriptions. Local weather for the next few days and general details about Hatteras help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Hatteras in the Atlantic Ocean today is 29°C.
Water Temperature: Daily Trends, Historical Records, and Forecast
✅ As of today, the minimum water temperature is above 82°F (28°C). This is very warm water, which may feel almost hot to most people. Swimming in such conditions is perfect for those seeking relaxation and comfort in the water. These waters are often preferred for relaxation in hot weather, as the water temperature does not cool the body significantly. However, it is important to remember that in such warm waters, caution is necessary, as prolonged exposure without rest can lead to overheating.
It is important to note that these swimming tips and recommendations apply only in good weather. When the air temperature is below 68°F (20°C), and sometimes even below 77°F (25°C), swimming can be unpleasant even with relatively high water temperatures.
Water Temperature Chart Over the Last 30 Days
Water temperature in Hatteras rose over the last 30 days but fell over the last week. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Hatteras will be 27.9°C in the next 7 days. See the table below for daily data for the upcoming week.
Table of Daily Sea Temperature Data
| Date | Current | Average | Forecast |
|---|---|---|---|
| AUG 8 | 28.7°C | 27.5°C | |
| AUG 9 | 29.2°C | 27.5°C | |
| AUG 10 | 29.2°C | 27.5°C | |
| AUG 11 | 29.2°C | 27.5°C | |
| AUG 12 | 28.9°C | 27.3°C | |
| AUG 13 | 28.6°C | 28.0°C | |
| AUG 14 | 28.7°C | 27.8°C | |
| AUG 15 | 28.7°C | 28.0°C | |
| AUG 16 | 28.7°C | 28.0°C | 28.7°C |
| AUG 17 | 27.8°C | 28.6°C | |
| AUG 18 | 27.8°C | 28.5°C | |
| AUG 19 | 28.3°C | 28.3°C | |
| AUG 20 | 27.3°C | 28.2°C | |
| AUG 21 | 27.3°C | 28.1°C | |
| AUG 22 | 27.5°C | 28.0°C | |
| AUG 23 | 27.8°C | 27.9°C |
* Current - Actual water temperature value
** Average - Average water temperature on this day in recent years
*** Forecast - Our water temperature forecast
Actual nearshore water temperatures may fluctuate by several degrees from the reported values, especially following heavy rainfall or extended periods of strong winds. Certain wind patterns can cause colder, deeper waters to rise and replace the sun-warmed surface water, leading to noticeable variations.
Our forecast is based on a proprietary mathematical model that considers real-time water temperature changes, historical trends, key weather patterns, wind strength and direction, and air temperature specific to each region. Additionally, we incorporate data from other resorts to enhance accuracy.
Water temperature data for this location is gathered from various sources, including buoys and satellite sea and ocean surface maps provided by the NOAA agency. We also incorporate data from local authorities in each specific location worldwide to ensure more accurate temperature readings.
Annual Water Temperature Overview by Month
Monthly Water Temp Ranges
Annual Water Temperature Trend
Cape Hatteras, part of North Carolina’s Outer Banks, sits where the Atlantic Ocean meets the sheltered Pamlico Sound, producing a range of coastal water conditions and temperatures. Surface water off the ocean beach typically warms through the year, with winter months usually seeing temperatures around 8–14 °C, spring climbing to roughly 12–18 °C, summer peaking near 20–27 °C, and autumn slowly cooling to about 16–21 °C. Local values vary with weather patterns, wind, and currents; the Gulf Stream influence can moderate extremes, while shallower sound waters warm and cool more quickly than the open ocean. Seasonal storms and frontal passages may cause short-term drops in temperature and change water clarity and currents.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 9°C | 13°C | 17°C |
| February | 8°C | 13°C | 16°C |
| March | 11°C | 15°C | 19°C |
| April | 13°C | 18°C | 21°C |
| May | 16°C | 21°C | 25°C |
| June | 20°C | 25°C | 28°C |
| July | 25°C | 28°C | 30°C |
| August | 25°C | 28°C | 29°C |
| September | 23°C | 26°C | 29°C |
| October | 18°C | 23°C | 27°C |
| November | 14°C | 18°C | 23°C |
| December | 12°C | 16°C | 20°C |
* Click on a month to view detailed water temperature data.
Hatteras: Weather Forecast
August 17
August 18
August 19
Location, Beaches & Local Information
Nearby Beaches & Facilities
Ramp #55 And Access
Frisco Beach
Ramp 49 Frisco Beach
Sunset Strip Beach
Offshore At Sunset Strip Drive - Frisco
Cape Hatteras National Seashore - Frisco
Swimming Conditions
Swimming and beach holidays at Hatteras depend on preferences and preparedness: the Pamlico Sound offers calmer, often warmer swimming for families and less experienced swimmers, while the Atlantic side provides surf, stronger currents and more dynamic conditions that attract surfers and open-water swimmers. Lifeguards are present at popular beaches in summer, but rip currents can be dangerous on the ocean-facing shore, so awareness and local guidance are important. In peak summer, when sea temperatures frequently exceed 20 °C, most visitors find ocean swimming comfortable; in spring, fall and winter, wetsuits or shorter swims are common due to cooler water. The area also supports activities such as snorkeling in protected spots, surfing on consistent breaks, and long beach walks, making Hatteras a versatile destination for both relaxed bathing and active water sports.