Measurements:
°C
°F
Atlantic City
102°F
E 12 mph
Feels like: 114°F
Precip: 1%
World Resorts USA Atlantic City Weather

Atlantic City Sea Water Temperature

Current Sea Water Temperature:
+78.6°F
Maximum Sea Water Temperature in July: 85.4°F
Minimum Sea Water Temperature in July: 69.2°F
Average water temperature in July: 78.0°F

Sea Water Temperature for the Last 10 Days:

July 15 78.6°F July 10 77.8°F
July 14 78.8°F July 09 76.2°F
July 13 80.2°F July 08 80.2°F
July 12 80.6°F July 07 79.8°F
July 11 79.0°F July 06 80.2°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: 2026 2025 2024

The average sea surface temperature in July 2026 for Atlantic City was 78.7°F. The maximum and minimum values were 74.8°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:
November 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 78.2 °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
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
Atlantic City
Local time: 14:17
15 jul, wednesday
1500 102°F
E
12 mph
1800 100°F
E
12 mph
2100 86°F
NE
9 mph
16 jul, thursday
0000 82°F
SE
7 mph
0300 78°F
SW
6 mph
0600 78°F
S
2 mph
0900 84°F
NE
4 mph
1200 88°F
NE
9 mph