Measurements:
°C
°F
Atlantic City
86°F
E 7 mph
Feels like: 88°F
Precip: 3%
World Resorts USA Atlantic City Weather

Atlantic City Sea Water Temperature

Current Sea Water Temperature:
+79.8°F
Maximum Sea Water Temperature in August: 83.8°F
Minimum Sea Water Temperature in August: 71.8°F
Average water temperature in August: 78.4°F

Sea Water Temperature for the Last 10 Days:

August 25 79.8°F August 20 81.6°F
August 24 80.2°F August 19 81.0°F
August 23 80.0°F August 18 80.2°F
August 22 80.2°F August 17 80.8°F
August 21 81.8°F August 16 80.8°F

When is the Warmest Sea for Atlantic City?

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

The average sea surface temperature in August 2026 for Atlantic City was 80.0°F. The maximum and minimum values were 77.4°F and 81.8°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Atlantic City was 78.2°F. The maximum and minimum values were 74.2°F and 81.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Atlantic City was 74.0°F. The maximum and minimum values were 71.2°F and 76.6°F respectively.

Best Time to Visit Atlantic City
The most sunny months:
July 16 days
August 16 days
June 16 days
The most warm months:
July 84.5 °F
August 83.1 °F
June 77.0 °F
Warmest sea temperature:
August 78.4 °F
July 78.0 °F
September 75.2 °F
The most cold months:
January 37.7 °F
February 40.0 °F
December 45.1 °F
The most rainy months:
May 4 days
February 4 days
April 4 days
The most windy months:
January 13 mph
March 13 mph
February 12 mph

Atlantic City on the Weather Map

USA Resorts:
NAME
Boston +80
Chicago +80
Hawaii +84
Houston +106
Las Vegas +116
Los Angeles +96
Maui +70
Miami +92
Myrtle Beach +84
New York +82
San Diego +96
San Francisco +64
Santa Monica +86
Sarasota +92
Washington +84
24 Hours Weather Forecast
Atlantic City
Local time: 17:45
25 aug, tuesday
1800 86°F
E
7 mph
2100 80°F
E
5 mph
26 aug, wednesday
0000 76°F
E
6 mph
0300 64°F
S
5 mph
0600 62°F
S
3 mph
0900 74°F
S
1 mph
1200 84°F
N
3 mph
1500 84°F
N
9 mph