Measurements:
°C
°F
San Jose
62°F
NE 12 mph
Feels like: 62°F
Precip: 0%
World Resorts Spain San Jose Weather

San Jose Sea Water Temperature

Current Sea Water Temperature:
+66.6°F
Maximum Sea Water Temperature in May: 72.4°F
Minimum Sea Water Temperature in May: 60.2°F
Average water temperature in May: 66.6°F

Sea Water Temperature for the Last 10 Days:

May 09 66.6°F May 04 66.6°F
May 08 67.2°F May 03 66.6°F
May 07 66.8°F May 02 66.2°F
May 06 66.4°F May 01 66.2°F
May 05 67.4°F April 30 66.4°F

When is the Warmest Sea for San Jose?

According to our data for the last three years for San Jose 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 San Jose was 82.4°F. The maximum and minimum values were 80.6°F and 84.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for San Jose was 80.3°F. The maximum and minimum values were 77.8°F and 83.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for San Jose was 82.0°F. The maximum and minimum values were 76.8°F and 84.8°F respectively.

Best Time to Visit San Jose
The most sunny months:
July 30 days
August 29 days
June 28 days
The most warm months:
August 92.6 °F
July 91.9 °F
September 85.8 °F
Warmest sea temperature:
August 81.5 °F
September 79.0 °F
July 78.5 °F
The most cold months:
January 61.3 °F
February 62.6 °F
December 63.7 °F
The most rainy months:
January 1 day
November 1 day
February 1 day
The most windy months:
March 9 mph
April 9 mph
February 9 mph

San Jose on the Weather Map

24 Hours Weather Forecast
San Jose
Local time: 06:17
10 may, sunday
0900 68°F
E
12 mph
1200 72°F
NE
18 mph
1500 74°F
NE
21 mph
1800 74°F
NE
22 mph
2100 70°F
NE
16 mph
11 may, monday
0000 66°F
E
14 mph
0300 64°F
E
7 mph
0600 62°F
E
6 mph