Measurements:
°C
°F
Long Beach
74°F
E 7 mph
Feels like: 74°F
Precip: 4%
World Resorts USA Long Beach Weather

Long Beach Sea Water Temperature

Current Sea Water Temperature:
+74.8°F
Maximum Sea Water Temperature in October: 76.0°F
Minimum Sea Water Temperature in October: 60.4°F
Average water temperature in October: 68.2°F

Sea Water Temperature for the Last 10 Days:

October 26 74.8°F October 21 75.4°F
October 25 74.8°F October 20 75.0°F
October 24 75.2°F October 19 75.0°F
October 23 75.0°F October 18 74.0°F
October 22 75.0°F October 17 73.8°F

When is the Warmest Sea for Long Beach?

According to our data for the last three years for Long Beach the highest average sea water temperature was in September, August and October.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Long Beach was 74.4°F. The maximum and minimum values were 72.0°F and 76.8°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Long Beach was 72.0°F. The maximum and minimum values were 68.4°F and 77.6°F respectively.

Sea Water Temperature in October

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Long Beach was 74.6°F. The maximum and minimum values were 72.4°F and 76.0°F respectively.

Best Time to Visit Long Beach
The most sunny months:
August 21 days
July 21 days
January 20 days
The most warm months:
August 83.2 °F
September 82.2 °F
July 80.7 °F
Warmest sea temperature:
September 69.9 °F
August 69.2 °F
October 68.3 °F
The most cold months:
December 66.1 °F
January 66.5 °F
February 66.9 °F
The most rainy months:
February 2 days
March 2 days
January 2 days
The most windy months:
May 7 mph
April 7 mph
June 7 mph

Long Beach on the Weather Map

USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +74
Washington +58
24 Hours Weather Forecast
Long Beach
Local time: 20:50
26 oct, monday
2100 74°F
E
7 mph
27 oct, tuesday
0000 72°F
E
5 mph
0300 70°F
NW
2 mph
0600 70°F
N
6 mph
0900 72°F
NW
8 mph
1200 74°F
NW
8 mph
1500 74°F
N
7 mph
1800 72°F
NE
6 mph