Current sea water temperature:
+79.7°F
| Minimum sea water temperature in August: | 82.4°F |
| Maximum sea water temperature in August: | 72.1°F |
| Average sea water temperature in August: | 78.3°F |
| more information | |
14 days
forecast
forecast
| San Jose |
monthly
weather
weather
| San Jose |
Sea water temperature for the last 10 days:
| July 31 | 79.7°F | July 26 | 81.0°F |
| July 30 | 79.2°F | July 25 | 81.5°F |
| July 29 | 78.3°F | July 24 | 80.4°F |
| July 28 | 78.4°F | July 23 | 80.8°F |
| July 27 | 79.2°F | July 22 | 80.4°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:
2026
2025
2024
The average sea water temperature in July of 2026 was 78.9°F. The highest and lowest sea temperatures during the month were 81.5°F and 77.5°F.
current
weather
weather
| San Jose |
weather in
August
August
| 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: 03:12
August 01, saturday
0600
79°F
N
3 mph
3 mph
0900
81°F
NE
5 mph
5 mph
1200
86°F
N
5 mph
5 mph
1500
86°F
N
8 mph
8 mph
1800
88°F
NW
6 mph
6 mph
2100
86°F
NW
5 mph
5 mph
August 02, sunday
0000
82°F
N
4 mph
4 mph
0300
79°F
NE
4 mph
4 mph
