Measurements:
°C
°F
Santa Monica
62°F
S 7 mph
Feels like: 60°F
Precip: 0%
World Resorts USA Santa Monica Weather

Santa Monica Sea Water Temperature

Current Sea Water Temperature:
+62.4°F
Maximum Sea Water Temperature in January: 63.6°F
Minimum Sea Water Temperature in January: 55.2°F
Average water temperature in January: 60.0°F

Sea Water Temperature for the Last 10 Days:

January 29 62.4°F January 24 62.8°F
January 28 62.4°F January 23 62.8°F
January 27 62.4°F January 22 62.6°F
January 26 62.2°F January 21 63.0°F
January 25 62.8°F January 20 63.0°F

When is the Warmest Sea for Santa Monica?

According to our data for the last three years for Santa Monica the highest average sea water temperature was in August, September and July.

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 Santa Monica was 72.8°F. The maximum and minimum values were 69.6°F and 75.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Santa Monica was 72.6°F. The maximum and minimum values were 69.4°F and 75.0°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Santa Monica was 69.7°F. The maximum and minimum values were 68.4°F and 71.6°F respectively.

Best Time to Visit Santa Monica
The most sunny months:
July 24 days
August 24 days
October 22 days
The most warm months:
August 83.7 °F
September 81.2 °F
July 80.8 °F
Warmest sea temperature:
August 71.1 °F
September 70.9 °F
July 70.0 °F
The most cold months:
December 65.5 °F
February 65.6 °F
January 65.7 °F
The most rainy months:
January 2 days
March 2 days
February 1 day
The most windy months:
April 7 mph
May 7 mph
March 6 mph

Santa Monica on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +74
Honolulu +74
Houston +38
Las Vegas +48
Los Angeles +56
Maui +68
Miami +64
Miami Beach +70
New York +12
San Diego +60
San Francisco +50
Sarasota +58
Tampa +58
Washington +12
24 Hours Weather Forecast
Santa Monica
Local time: 07:53
29 jan, thursday
0900 62°F
S
7 mph
1200 82°F
SW
2 mph
1500 84°F
E
5 mph
1800 80°F
SE
6 mph
2100 68°F
S
6 mph
30 jan, friday
0000 62°F
S
7 mph
0300 58°F
S
7 mph
0600 56°F
S
7 mph