Measurements:
°C
°F
Sea Isle City
58°F
SE 7 mph
Feels like: 56°F
Precip: 8%
World Resorts USA Sea Isle City Weather

Sea Isle City Sea Water Temperature

Current Sea Water Temperature:
+61.2°F
Maximum Sea Water Temperature in October: 73.8°F
Minimum Sea Water Temperature in October: 60.4°F
Average water temperature in October: 67.2°F

Sea Water Temperature for the Last 10 Days:

October 26 61.2°F October 21 63.6°F
October 25 61.8°F October 20 64.6°F
October 24 62.2°F October 19 65.0°F
October 23 62.8°F October 18 66.0°F
October 22 63.8°F October 17 68.6°F

When is the Warmest Sea for Sea Isle City?

According to our data for the last three years for Sea Isle City 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: 2026 2025 2024

The average sea surface temperature in July 2026 for Sea Isle City was 77.7°F. The maximum and minimum values were 72.6°F and 81.0°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Sea Isle City was 79.0°F. The maximum and minimum values were 76.8°F and 80.8°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Sea Isle City was 77.0°F. The maximum and minimum values were 69.0°F and 81.2°F respectively.

Best Time to Visit Sea Isle City
The most sunny months:
November 18 days
June 15 days
October 15 days
The most warm months:
July 84.6 °F
August 82.3 °F
June 78.0 °F
Warmest sea temperature:
July 77.5 °F
August 77.3 °F
September 75.6 °F
The most cold months:
January 38.5 °F
February 40.5 °F
December 44.0 °F
The most rainy months:
July 3 days
October 2 days
April 2 days
The most windy months:
January 11 mph
March 11 mph
December 11 mph

Sea Isle City on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +72
Washington +58
24 Hours Weather Forecast
Sea Isle City
Local time: 00:49
27 oct, tuesday
0300 56°F
S
8 mph
0600 56°F
S
12 mph
0900 56°F
SW
11 mph
1200 60°F
SW
13 mph
1500 58°F
SW
17 mph
1800 58°F
W
11 mph
2100 56°F
W
9 mph
28 oct, wednesday
0000 58°F
W
8 mph