Measurements:
°C
°F
Santa Barbara
62°F
SW 4 mph
Feels like: 62°F
Precip: 3%
World Resorts USA Santa Barbara Weather

Santa Barbara Sea Water Temperature

Current Sea Water Temperature:
+73.8°F
Maximum Sea Water Temperature in September: 76.0°F
Minimum Sea Water Temperature in September: 60.6°F
Average water temperature in September: 68.3°F

Sea Water Temperature for the Last 10 Days:

September 15 73.8°F September 10 73.8°F
September 14 74.6°F September 09 73.4°F
September 13 75.0°F September 08 72.8°F
September 12 76.0°F September 07 72.6°F
September 11 75.6°F September 06 71.8°F

When is the Warmest Sea for Santa Barbara?

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

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 Santa Barbara was 73.6°F. The maximum and minimum values were 71.8°F and 76.0°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Santa Barbara was 73.2°F. The maximum and minimum values were 71.0°F and 75.2°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Santa Barbara was 66.9°F. The maximum and minimum values were 64.6°F and 69.2°F respectively.

Best Time to Visit Santa Barbara
The most sunny months:
July 25 days
August 25 days
May 25 days
The most warm months:
August 82.7 °F
July 80.9 °F
September 79.9 °F
Warmest sea temperature:
September 68.1 °F
August 67.7 °F
October 66.9 °F
The most cold months:
January 63.6 °F
December 63.6 °F
February 64.1 °F
The most rainy months:
January 2 days
February 2 days
March 2 days
The most windy months:
April 7 mph
May 7 mph
March 7 mph

Santa Barbara on the Weather Map

USA Resorts:
NAME
Boston +62
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +72
Maui +66
Miami +88
Myrtle Beach +78
New York +66
Panama City Beach +90
San Diego +70
San Francisco +60
Santa Monica +70
Sarasota +86
Washington +66
24 Hours Weather Forecast
Santa Barbara
Local time: 07:28
15 sep, tuesday
0900 72°F
N
4 mph
1200 80°F
N
7 mph
1500 78°F
N
7 mph
1800 72°F
N
4 mph
2100 62°F
SW
2 mph
16 sep, wednesday
0000 62°F
SW
2 mph
0300 60°F
W
2 mph
0600 58°F
W
4 mph