Measurements:
°C
°F
Atlantic City
70°F
E 7 mph
Feels like: 70°F
Precip: 9%
World Resorts USA Atlantic City Weather

Atlantic City Sea Water Temperature

Current Sea Water Temperature:
+71.8°F
Maximum Sea Water Temperature in June: 80.0°F
Minimum Sea Water Temperature in June: 61.4°F
Average water temperature in June: 69.4°F

Sea Water Temperature for the Last 10 Days:

June 24 71.8°F June 19 73.0°F
June 23 71.4°F June 18 72.0°F
June 22 69.0°F June 17 69.6°F
June 21 70.6°F June 16 71.0°F
June 20 69.2°F June 15 72.6°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: 2025 2024 2023

The average sea surface temperature in August 2025 for Atlantic City was 78.7°F. The maximum and minimum values were 74.2°F and 83.8°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Atlantic City was 80.3°F. The maximum and minimum values were 77.4°F and 83.2°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:
November 16 days
August 16 days
July 15 days
The most warm months:
July 84.5 °F
August 83.1 °F
September 77.0 °F
Warmest sea temperature:
August 78.2 °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
Chicago +66
Hawaii +80
Honolulu +80
Houston +82
Las Vegas +94
Los Angeles +66
Maui +74
Miami +80
Miami Beach +82
Myrtle Beach +78
New York +70
San Diego +68
San Francisco +58
Sarasota +84
Tampa +84
24 Hours Weather Forecast
Atlantic City
Local time: 01:26
25 jun, thursday
0300 68°F
E
4 mph
0600 68°F
E
4 mph
0900 74°F
NE
3 mph
1200 78°F
N
9 mph
1500 76°F
N
13 mph
1800 74°F
N
14 mph
2100 72°F
N
16 mph
26 jun, friday
0000 72°F
N
17 mph