Current sea water temperature:
+63.3°F
| Minimum sea water temperature in December: | 65.8°F |
| Maximum sea water temperature in December: | 56.8°F |
| Average sea water temperature in December: | 60.7°F |
| more information | |
14 days
forecast
forecast
| Long Beach |
monthly
weather
weather
| Long Beach |
Sea water temperature for the last 10 days:
| December 24 | 63.3°F | December 19 | 63.1°F |
| December 23 | 63.1°F | December 18 | 63.3°F |
| December 22 | 63.3°F | December 17 | 63.5°F |
| December 21 | 63.7°F | December 16 | 63.7°F |
| December 20 | 63.5°F | December 15 | 63.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Long Beach?
Based on the data about daily sea water temperature for the last three years the warmest sea in Long Beach was noticed in September, August and July.
Monthly Sea Temperatures in Long Beach, °F
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 67.5°F. The highest and lowest sea temperatures during the month were 70.2°F and 63.0°F.
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 69.1°F. The highest and lowest sea temperatures during the month were 72.1°F and 63.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 63.8°F. The highest and lowest sea temperatures during the month were 68.0°F and 58.6°F.
current
weather
weather
| Long Beach |
weather in
December
December
| Long Beach |
Best time for vacation in Long Beach
Long Beach on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Long Beach
Local time: 05:41
December 24, wednesday
0600
63°F
NW
25 mph
25 mph
0900
63°F
NW
26 mph
26 mph
1200
64°F
N
17 mph
17 mph
1500
61°F
E
12 mph
12 mph
1800
63°F
W
8 mph
8 mph
2100
63°F
NW
2 mph
2 mph
December 25, thursday
0000
63°F
W
2 mph
2 mph
0300
63°F
N
12 mph
12 mph
