Ocean Isle Beach — Water Temperature, Sea Conditions & Trends
This page provides clear and up-to-date information about water temperature for Ocean Isle Beach (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 Ocean Isle Beach help you plan your visit and choose the best time for swimming.
Current Water Temperature
Water temperature in Ocean Isle Beach in the Atlantic Ocean today is 66°F.
Water Temperature: Daily Trends, Historical Records, and Forecast
⚠️ As of today, the minimum water temperature ranges from 65°F (18°C) to 68°F (20°C). This is already quite warm water, which is ideal for most people. Swimming becomes comfortable, and prolonged stays in the water do not cause discomfort. This temperature is perfect for family trips and for those who prefer warmer water. It is also comfortable for water sports such as surfing or swimming.
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 Ocean Isle Beach has risen over the last week and month. Currently, the sea water temperature at this location matches the average for this day in previous years.
According to our forecast, Water temperature in Ocean Isle Beach will be 65°F 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 |
|---|---|---|---|
| APR 8 | 65°F | 64°F | |
| APR 9 | 64°F | 64°F | |
| APR 10 | 63°F | 64°F | |
| APR 11 | 62°F | 64°F | |
| APR 12 | 63°F | 64°F | |
| APR 13 | 63°F | 64°F | |
| APR 14 | 64°F | 64°F | |
| APR 15 | 65°F | 64°F | |
| APR 16 | 66°F | 64°F | 66°F |
| APR 17 | 64°F | 66°F | |
| APR 18 | 64°F | 66°F | |
| APR 19 | 64°F | 66°F | |
| APR 20 | 64°F | 66°F | |
| APR 21 | 64°F | 65°F | |
| APR 22 | 65°F | 65°F | |
| APR 23 | 65°F | 65°F |
* 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
Ocean Isle Beach, on North Carolina’s southern coast, is a low-lying barrier island known for wide sandy shores and temperate Atlantic waters. Seasonal sea temperatures reflect the mid-Atlantic climate: winter months (December–February) typically see water between about 11 and 15 °C, early spring (March–May) gradually warms from roughly 14 to 21 °C, summer (June–August) brings the warmest conditions with surface temperatures commonly from 22 up to 29 °C, and autumn (September–November) cools back down into the mid-teens to mid-twenties, roughly 16 to 24 °C. Local weather patterns, currents and occasional cold or warm spells can shift these averages by a degree or two, and shallow nearshore water tends to warm faster than offshore.
Monthly Water Temperature Range (Min, Max & Average)
| Month | Min | Avg | Max |
|---|---|---|---|
| January | 50°F | 56°F | 64°F |
| February | 50°F | 54°F | 63°F |
| March | 54°F | 57°F | 63°F |
| April | 57°F | 64°F | 72°F |
| May | 64°F | 72°F | 81°F |
| June | 70°F | 78°F | 82°F |
| July | 79°F | 82°F | 86°F |
| August | 79°F | 83°F | 86°F |
| September | 75°F | 80°F | 84°F |
| October | 66°F | 74°F | 82°F |
| November | 57°F | 65°F | 72°F |
| December | 50°F | 57°F | 66°F |
* Click on a month to view detailed water temperature data.
Ocean Isle Beach: Weather Forecast
April 17
April 18
April 19
April 20
Location, Beaches & Local Information
Nearby Beaches & Facilities
Ocean Pier At Causeway
Ocean Pier At Causeway And First Street
Public Access At Driftwood Street - Ocean Isle Beach
Intracoastal Waterway
Public Access At First And Chadbourn Street
Public Access At Dawson Street - Ocean Isle Beach
4th St Beach Access
Icw
Greensboro Street Emergency Vehicle Access
Swimming Conditions
Swimming and beach holidays at Ocean Isle Beach suit a wide range of visitors: summer is prime for casual bathing, family-friendly paddling and sunbathing as water temperatures are comfortable for extended swims. Lifeguard coverage and seasonal amenities are concentrated in the warmer months, while quieter shoulder seasons offer calmer beaches and good opportunities for long walks, surf fishing, kayaking and mindful cold-water swims for the prepared. Visitors should be aware of changing conditions — rip currents and shifting sandbars can occur — and consider wetsuits or limited exposure when sea temperatures are below comfortable bathing levels in spring and winter. Overall, the island provides varied swimming experiences across the year, from warm summer swims to brisk seasonal dips.