Current sea water temperature:
+39.9°F
| Minimum sea water temperature in December: | 54.3°F |
| Maximum sea water temperature in December: | 39.2°F |
| Average sea water temperature in December: | 46.8°F |
| more information | |
14 days
forecast
forecast
| Long Beach Island |
monthly
weather
weather
| Long Beach Island |
Sea water temperature for the last 10 days:
| December 24 | 39.9°F | December 19 | 40.6°F |
| December 23 | 39.6°F | December 18 | 41.0°F |
| December 22 | 39.2°F | December 17 | 41.5°F |
| December 21 | 40.1°F | December 16 | 42.1°F |
| December 20 | 40.8°F | December 15 | 42.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Long Beach Island?
Based on the data about daily sea water temperature for the last three years the warmest sea in Long Beach Island was noticed in July, August and September.
Monthly Sea Temperatures in Long Beach Island, °F
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 77.6°F. The highest and lowest sea temperatures during the month were 81.5°F and 73.6°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 72.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 71.5°F. The highest and lowest sea temperatures during the month were 73.4°F and 69.8°F.
current
weather
weather
| Long Beach Island |
weather in
December
December
| Long Beach Island |
Best time for vacation in Long Beach Island
Long Beach Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Long Beach Island
Local time: 07:58
December 24, wednesday
0900
41°F
SE
17 mph
17 mph
1200
45°F
SE
21 mph
21 mph
1500
46°F
SE
17 mph
17 mph
1800
43°F
SE
12 mph
12 mph
2100
37°F
S
10 mph
10 mph
December 25, thursday
0000
34°F
SE
5 mph
5 mph
0300
34°F
E
4 mph
4 mph
0600
34°F
NE
7 mph
7 mph
