Measurements:
°C
°F
Long Beach
82°F
SW 14 mph
Feels like: 88°F
Precip: 24%
World Resorts USA Long Beach Weather

Long Beach Sea Water Temperature

Current Sea Water Temperature:
+86.4°F
Maximum Sea Water Temperature in October: 87.6°F
Minimum Sea Water Temperature in October: 70.0°F
Average water temperature in October: 79.2°F

Sea Water Temperature for the Last 10 Days:

October 05 86.4°F September 30 87.0°F
October 04 87.2°F September 29 87.4°F
October 03 87.6°F September 28 88.2°F
October 02 87.6°F September 27 88.0°F
October 01 87.6°F September 26 89.0°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 August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Long Beach was 91.4°F. The maximum and minimum values were 87.8°F and 93.6°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Long Beach was 91.0°F. The maximum and minimum values were 88.6°F and 92.2°F respectively.

Sea Water Temperature in September

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Long Beach was 90.3°F. The maximum and minimum values were 87.0°F and 92.2°F respectively.

Best Time to Visit Long Beach
The most sunny months:
October 20 days
November 14 days
September 13 days
The most warm months:
August 93.1 °F
July 92.7 °F
June 90.6 °F
Warmest sea temperature:
August 91.0 °F
July 90.4 °F
September 87.7 °F
The most cold months:
January 58.0 °F
December 62.3 °F
February 62.8 °F
The most rainy months:
August 4 days
July 4 days
June 4 days
The most windy months:
January 9 mph
April 8 mph
March 8 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: 18:47
05 oct, monday
2100 80°F
SW
13 mph
06 oct, tuesday
0000 80°F
SW
15 mph
0300 78°F
SW
14 mph
0600 76°F
SW
15 mph
0900 76°F
SW
17 mph
1200 80°F
SW
14 mph
1500 84°F
SW
12 mph
1800 84°F
W
12 mph