Measurements:
°C
°F
Long Beach
88°F
E 14 mph
Feels like: 90°F
Precip: 2%
World Resorts USA Long Beach Weather

Long Beach Sea Water Temperature

Current Sea Water Temperature:
+76.0°F
Maximum Sea Water Temperature in October: 76.0°F
Minimum Sea Water Temperature in October: 60.4°F
Average water temperature in October: 67.9°F

Sea Water Temperature for the Last 10 Days:

October 05 76.0°F September 30 73.0°F
October 04 75.6°F September 29 74.2°F
October 03 74.8°F September 28 74.6°F
October 02 73.8°F September 27 74.4°F
October 01 73.2°F September 26 74.8°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 July.

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 July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Long Beach was 70.4°F. The maximum and minimum values were 65.4°F and 74.6°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
July 68.0 °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 +62
Hawaii +82
Houston +86
Las Vegas +92
Los Angeles +100
Maui +74
Miami +88
Myrtle Beach +70
New York +62
San Diego +84
San Francisco +66
Santa Monica +94
Sarasota +84
Washington +64
24 Hours Weather Forecast
Long Beach
Local time: 17:25
05 oct, monday
1800 88°F
E
14 mph
2100 88°F
E
14 mph
06 oct, tuesday
0000 84°F
E
6 mph
0300 82°F
NE
4 mph
0600 80°F
NW
4 mph
0900 82°F
NW
5 mph
1200 88°F
N
4 mph
1500 92°F
E
7 mph