Measurements:
°C
°F
North Topsail Beach
98°F
NW 9 mph
Feels like: 110°F
Precip: 2%
World Resorts USA North Topsail Beach Weather

North Topsail Beach Sea Water Temperature

Current Sea Water Temperature:
+87.4°F
Maximum Sea Water Temperature in July: 89.2°F
Minimum Sea Water Temperature in July: 81.6°F
Average water temperature in July: 85.6°F

Sea Water Temperature for the Last 10 Days:

July 15 87.4°F July 10 87.4°F
July 14 86.4°F July 09 86.6°F
July 13 87.0°F July 08 86.2°F
July 12 87.6°F July 07 86.6°F
July 11 87.6°F July 06 87.0°F

When is the Warmest Sea for North Topsail Beach?

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

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for North Topsail Beach was 85.3°F. The maximum and minimum values were 84.0°F and 89.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for North Topsail Beach was 86.7°F. The maximum and minimum values were 85.4°F and 87.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for North Topsail Beach was 80.8°F. The maximum and minimum values were 77.6°F and 83.6°F respectively.

Best Time to Visit North Topsail Beach
The most sunny months:
April 17 days
October 16 days
January 15 days
The most warm months:
July 90.3 °F
August 88.8 °F
June 87.7 °F
Warmest sea temperature:
August 85.8 °F
July 85.5 °F
September 82.8 °F
The most cold months:
January 52.4 °F
February 56.4 °F
December 56.8 °F
The most rainy months:
July 5 days
August 5 days
May 3 days
The most windy months:
March 9 mph
April 9 mph
February 8 mph

North Topsail Beach on the Weather Map

USA Resorts:
NAME
Boston +94
Chicago +88
Hawaii +80
Houston +90
Las Vegas +120
Los Angeles +106
Maui +76
Miami +100
Myrtle Beach +96
New York +114
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
North Topsail Beach
Local time: 14:18
15 jul, wednesday
1500 98°F
NW
9 mph
1800 90°F
N
9 mph
2100 82°F
N
6 mph
16 jul, thursday
0000 80°F
NE
6 mph
0300 78°F
NE
6 mph
0600 78°F
NE
5 mph
0900 86°F
NE
5 mph
1200 94°F
N
7 mph