Measurements:
°C
°F
North Topsail Beach
42°F
SE 9 mph
Feels like: 36°F
Precip: 0%
World Resorts USA North Topsail Beach Weather

North Topsail Beach Sea Water Temperature

Current Sea Water Temperature:
+46.8°F
Maximum Sea Water Temperature in January: 63.4°F
Minimum Sea Water Temperature in January: 42.8°F
Average water temperature in January: 53.1°F

Sea Water Temperature for the Last 10 Days:

January 29 46.8°F January 24 53.2°F
January 28 47.6°F January 23 52.4°F
January 27 52.6°F January 22 51.0°F
January 26 55.0°F January 21 52.2°F
January 25 54.4°F January 20 52.6°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: 2025 2024 2023

The average sea surface temperature in July 2025 for North Topsail Beach was 84.7°F. The maximum and minimum values were 81.6°F and 89.2°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:
October 16 days
April 16 days
December 15 days
The most warm months:
July 90.3 °F
August 88.8 °F
June 86.8 °F
Warmest sea temperature:
August 85.8 °F
July 85.5 °F
September 82.8 °F
The most cold months:
January 52.6 °F
December 56.8 °F
February 57.1 °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
Chicago +12
Hawaii +80
Honolulu +80
Houston +62
Las Vegas +66
Los Angeles +76
Maui +74
Miami +70
Miami Beach +74
New York +18
San Diego +80
San Francisco +58
Sarasota +68
Tampa +70
Washington +18
24 Hours Weather Forecast
North Topsail Beach
Local time: 14:09
29 jan, thursday
1500 42°F
SE
9 mph
1800 40°F
S
6 mph
2100 30°F
S
6 mph
30 jan, friday
0000 30°F
SW
5 mph
0300 28°F
S
4 mph
0600 30°F
SW
4 mph
0900 32°F
SW
4 mph
1200 38°F
NW
6 mph