Current sea water temperature:
+70.0°F
| Minimum sea water temperature in May: | 70.2°F |
| Maximum sea water temperature in May: | 59.2°F |
| Average sea water temperature in May: | 65.0°F |
| more information | |
14 days
forecast
forecast
| San Jose |
monthly
weather
weather
| San Jose |
Sea water temperature for the last 10 days:
| May 29 | 70.0°F | May 24 | 66.7°F |
| May 28 | 68.4°F | May 23 | 66.9°F |
| May 27 | 68.4°F | May 22 | 66.4°F |
| May 26 | 67.8°F | May 21 | 65.8°F |
| May 25 | 67.5°F | May 20 | 64.4°F |
Monthly sea water temperature, °F
When is the warmest sea in San Jose?
Based on the data about daily sea water temperature for the last three years the warmest sea in San Jose was noticed in August, September and July.
Monthly Sea Temperatures in San Jose, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 79.1°F. The highest and lowest sea temperatures during the month were 80.6°F and 77.5°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 77.3°F. The highest and lowest sea temperatures during the month were 79.9°F and 75.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 78.8°F. The highest and lowest sea temperatures during the month were 81.3°F and 74.1°F.
current
weather
weather
| San Jose |
weather in
June
June
| San Jose |
Best time for vacation in San Jose
San Jose on a weather map
Places in Spain:
Name
°F
24 Hours Forecast
San Jose
Local time: 22:22
May 30, saturday
0000
70°F
NW
2 mph
2 mph
0300
68°F
NE
1 mph
1 mph
0600
68°F
SE
1 mph
1 mph
0900
75°F
NW
2 mph
2 mph
1200
79°F
N
5 mph
5 mph
1500
81°F
N
6 mph
6 mph
1800
81°F
N
5 mph
5 mph
2100
75°F
NE
3 mph
3 mph
