Measurements:
°C
°F
Long Beach
66°F
N 6 mph
Feels like: 66°F
Precip: 0%
World Resorts USA Long Beach Weather

Long Beach Sea Water Temperature

Current Sea Water Temperature:
+75.0°F
Maximum Sea Water Temperature in March: 79.6°F
Minimum Sea Water Temperature in March: 59.4°F
Average water temperature in March: 67.8°F

Sea Water Temperature for the Last 10 Days:

March 13 75.0°F March 08 73.4°F
March 12 76.6°F March 07 71.4°F
March 11 75.8°F March 06 70.0°F
March 10 74.0°F March 05 68.8°F
March 09 74.6°F March 04 67.2°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
November 14 days
September 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
February 8 mph
March 8 mph

Long Beach on the Weather Map

USA Resorts:
NAME
Chicago +42
Hawaii +76
Honolulu +76
Houston +82
Las Vegas +96
Los Angeles +100
Maui +70
Miami +84
Miami Beach +82
New York +42
San Diego +94
San Francisco +72
Sarasota +80
Tampa +80
Washington +56
24 Hours Weather Forecast
Long Beach
Local time: 15:58
13 mar, friday
1800 64°F
NW
4 mph
2100 58°F
NW
5 mph
14 mar, saturday
0000 60°F
NW
5 mph
0300 62°F
NW
3 mph
0600 60°F
SW
1 mph
0900 62°F
SW
4 mph
1200 68°F
NW
7 mph
1500 74°F
NW
8 mph