23.09
wed
wed
Day
84°F
W 7 mph
Precip.
4%
4%
Night
82°F
NE 2 mph
Precip.
16%
16%
24.09
thu
thu
Day
81°F
W 13 mph
Precip.
25%
25%
Night
81°F
W 16 mph
Precip.
18%
18%
25.09
fri
fri
Day
77°F
W 11 mph
Precip.
4%
4%
Night
79°F
NW 7 mph
Precip.
9%
9%
26.09
sat
sat
Day
79°F
NW 5 mph
Precip.
16%
16%
Night
81°F
N 5 mph
Precip.
15%
15%
27.09
sun
sun
Day
81°F
S 2 mph
Precip.
14%
14%
Night
81°F
NE 6 mph
Precip.
12%
12%
28.09
mon
mon
Day
79°F
NW 7 mph
Precip.
6%
6%
Night
81°F
N 12 mph
Precip.
5%
5%
29.09
tue
tue
Day
82°F
NW 12 mph
Precip.
10%
10%
Night
81°F
N 14 mph
Precip.
31%
31%
sea water
temperature
temperature
| Long Beach |
monthly
weather
weather
| Long Beach |
current
weather
weather
| Long Beach |
14 days
forecast
forecast
| Long Beach |
Sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 86.8°F. The highest and lowest sea temperatures during the month were 88.0°F and 85.5°F.
Sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 77.9°F. The highest and lowest sea temperatures during the month were 83.3°F and 70.9°F.
Air temperature in Long Beach, °F
Precipitation total in Long Beach, in.
* Charts above show average data for the last 3 years.
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: 01:00
September 23, wednesday
0300
81°F
S
6 mph
6 mph
0600
79°F
S
6 mph
6 mph
0900
81°F
SW
9 mph
9 mph
1200
84°F
W
7 mph
7 mph
1500
84°F
N
11 mph
11 mph
1800
84°F
N
7 mph
7 mph
2100
84°F
NE
3 mph
3 mph
September 24, thursday
0000
82°F
NE
2 mph
2 mph
