Measurements:
°C
°F
Santa Barbara
102°F
NE 6 mph
Feels like: 98°F
Precip: 1%
World Resorts USA Santa Barbara Weather

Santa Barbara Sea Water Temperature

Current Sea Water Temperature:
+73.4°F
Maximum Sea Water Temperature in August: 74.8°F
Minimum Sea Water Temperature in August: 61.2°F
Average water temperature in August: 67.7°F

Sea Water Temperature for the Last 10 Days:

August 25 73.4°F August 20 72.0°F
August 24 72.6°F August 19 72.6°F
August 23 72.6°F August 18 72.2°F
August 22 72.6°F August 17 71.8°F
August 21 72.0°F August 16 71.0°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: 2025 2024 2023

The average sea surface temperature in September 2025 for Santa Barbara was 70.6°F. The maximum and minimum values were 68.6°F and 73.0°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Santa Barbara was 72.9°F. The maximum and minimum values were 71.0°F and 74.2°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:
August 26 days
July 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 +80
Chicago +80
Hawaii +84
Houston +106
Las Vegas +116
Los Angeles +96
Maui +70
Miami +92
Myrtle Beach +84
New York +82
San Diego +96
San Francisco +64
Santa Monica +86
Sarasota +92
Washington +84
24 Hours Weather Forecast
Santa Barbara
Local time: 14:41
25 aug, tuesday
1500 102°F
NE
6 mph
1800 102°F
E
6 mph
2100 88°F
S
6 mph
26 aug, wednesday
0000 86°F
S
8 mph
0300 82°F
SW
7 mph
0600 78°F
S
5 mph
0900 98°F
E
2 mph
1200 102°F
NE
7 mph