Measurements:
°C
°F
Santa Cruz
54°F
SW 5 mph
Feels like: 52°F
Precip: 0%
World Resorts USA Santa Cruz Weather

Santa Cruz Sea Water Temperature

Current Sea Water Temperature:
+57.6°F
Maximum Sea Water Temperature in December: 59.2°F
Minimum Sea Water Temperature in December: 52.2°F
Average water temperature in December: 55.0°F

Sea Water Temperature for the Last 10 Days:

December 04 57.6°F November 29 58.2°F
December 03 57.8°F November 28 58.6°F
December 02 58.0°F November 27 59.2°F
December 01 57.0°F November 26 59.0°F
November 30 58.2°F November 25 58.8°F

When is the Warmest Sea for Santa Cruz?

According to our data for the last three years for Santa Cruz 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 Cruz was 62.5°F. The maximum and minimum values were 60.6°F and 64.2°F respectively.

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Santa Cruz was 60.2°F. The maximum and minimum values were 56.0°F and 62.8°F respectively.

Sea Water Temperature in October

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Santa Cruz was 61.9°F. The maximum and minimum values were 59.2°F and 64.4°F respectively.

Best Time to Visit Santa Cruz
The most sunny months:
August 24 days
October 22 days
May 20 days
The most warm months:
August 76.7 °F
September 76.6 °F
October 73.9 °F
Warmest sea temperature:
September 61.5 °F
August 60.7 °F
October 60.1 °F
The most cold months:
January 58.5 °F
December 58.7 °F
March 59.0 °F
The most rainy months:
January 3 days
December 3 days
March 1 day
The most windy months:
February 4 mph
March 4 mph
January 4 mph

Santa Cruz on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +44
Los Angeles +56
Maui +72
Miami +72
Miami Beach +80
New York +20
San Diego +58
San Francisco +48
Sarasota +64
Tampa +64
Washington +28
24 Hours Weather Forecast
Santa Cruz
Local time: 22:00
05 dec, friday
0000 50°F
SW
6 mph
0300 48°F
SW
5 mph
0600 46°F
SW
5 mph
0900 48°F
SW
5 mph
1200 60°F
S
0 mph
1500 64°F
NE
3 mph
1800 60°F
SE
4 mph
2100 54°F
SW
3 mph