World Resorts USA Atlantic City Weather

Atlantic City sea water temperature

Current sea water temperature:
+40.1°F
Minimum sea water temperature in January: 50.5°F
Maximum sea water temperature in January: 33.4°F
Average sea water temperature in January: 41.6°F

Sea water temperature for the last 10 days:

December 31 40.1°F December 26 41.0°F
December 30 40.1°F December 25 41.4°F
December 29 41.2°F December 24 40.8°F
December 28 40.6°F December 23 40.6°F
December 27 40.6°F December 22 40.5°F

When is the warmest sea in Atlantic City?

Based on the data about daily sea water temperature for the last three years the warmest sea in Atlantic City was noticed in August, July and September.

Monthly Sea Temperatures in Atlantic City, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 75.8°F. The highest and lowest sea temperatures during the month were 80.4°F and 71.8°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 77.3°F. The highest and lowest sea temperatures during the month were 79.9°F and 74.7°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 71.6°F. The highest and lowest sea temperatures during the month were 73.9°F and 69.1°F.

Best time for vacation in Atlantic City

Sunniest months:
August 16 days
November 16 days
June 15 days
Warmest months:
July 81.0 °F
August 79.8 °F
September 74.3 °F
Warmest sea temp:
August 75.4 °F
July 75.2 °F
September 72.7 °F
Coldest months:
January 39.1 °F
February 41.3 °F
December 45.5 °F
Rainiest months:
May 4 days
February 4 days
March 4 days
Windiest months:
January 13.4 mph
March 13.1 mph
April 13.0 mph

Atlantic City on a weather map

Atlantic City
+36°F
E 15 mph
Feels like: +27°F
Precip.: 0%
Places in USA:
Name
°F
+39°F
+77°F
+77°F
+55°F
+63°F
+66°F
+68°F
+70°F
+30°F
+63°F
+52°F
+57°F
+57°F
+64°F
+34°F
24 Hours Forecast
Atlantic City
Local time: 16:56
December 31, wednesday
1800
36°F
E
15 mph
2100
37°F
NE
14 mph
January 01, thursday
0000
37°F
NE
18 mph
0300
36°F
E
16 mph
0600
34°F
E
19 mph
0900
34°F
SE
20 mph
1200
34°F
SE
18 mph
1500
34°F
E
19 mph
Units of measurement: °C / °F