Measurements:
°C
°F
Long Beach
70°F
NW 8 mph
Feels like: 70°F
Precip: 0%
World Resorts USA Long Beach Weather

Long Beach Sea Water Temperature

Current Sea Water Temperature:
+75.4°F
Maximum Sea Water Temperature in April: 84.4°F
Minimum Sea Water Temperature in April: 64.8°F
Average water temperature in April: 74.0°F

Sea Water Temperature for the Last 10 Days:

April 03 75.4°F March 29 74.8°F
April 02 74.0°F March 28 74.4°F
April 01 73.8°F March 27 72.8°F
March 31 71.8°F March 26 71.4°F
March 30 73.4°F March 25 70.6°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 June.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Long Beach was 90.7°F. The maximum and minimum values were 88.6°F and 92.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Long Beach was 91.3°F. The maximum and minimum values were 90.0°F and 92.8°F respectively.

Sea Water Temperature in June

Select Year: 2025 2024 2023

The average sea surface temperature in June 2025 for Long Beach was 89.1°F. The maximum and minimum values were 86.0°F and 91.8°F respectively.

Best Time to Visit Long Beach
The most sunny months:
October 20 days
September 14 days
November 14 days
The most warm months:
August 92.1 °F
July 91.8 °F
June 90.4 °F
Warmest sea temperature:
August 90.9 °F
July 90.3 °F
June 87.6 °F
The most cold months:
January 58.0 °F
December 62.3 °F
February 62.8 °F
The most rainy months:
August 5 days
July 5 days
September 4 days
The most windy months:
January 9 mph
March 8 mph
February 8 mph

Long Beach on the Weather Map

USA Resorts:
NAME
Chicago +46
Hawaii +74
Honolulu +74
Houston +74
Las Vegas +54
Los Angeles +56
Maui +66
Miami +74
Miami Beach +78
New York +40
San Diego +58
San Francisco +50
Sarasota +72
Tampa +72
Washington +48
24 Hours Weather Forecast
Long Beach
Local time: 06:01
03 apr, friday
0900 74°F
NW
12 mph
1200 80°F
NW
11 mph
1500 80°F
NW
12 mph
1800 74°F
NW
12 mph
2100 72°F
NW
11 mph
04 apr, saturday
0000 72°F
NW
11 mph
0300 70°F
NW
8 mph
0600 70°F
NW
9 mph