22.08
sat
sat
Day

77°F
NE 7 mph
Precip.
5%
5%
Night

77°F
NW 7 mph
Precip.
10%
10%
23.08
sun
sun
Day

77°F
N 4 mph
Precip.
8%
8%
Night

77°F
E 3 mph
Precip.
21%
21%
24.08
mon
mon
Day

77°F
NE 18 mph
Precip.
8%
8%
Night

79°F
NE 20 mph
Precip.
6%
6%
25.08
tue
tue
Day

77°F
NE 7 mph
Precip.
5%
5%
Night

77°F
NE 5 mph
Precip.
8%
8%
26.08
wed
wed
Day

75°F
N 11 mph
Precip.
28%
28%
Night

79°F
NE 24 mph
Precip.
7%
7%
27.08
thu
thu
Day

77°F
NE 17 mph
Precip.
4%
4%
Night

77°F
N 4 mph
Precip.
8%
8%
28.08
fri
fri
Day

79°F
W 6 mph
Precip.
4%
4%
Night

77°F
W 4 mph
Precip.
5%
5%
29.08
sat
sat
Day

81°F
W 16 mph
Precip.
3%
3%
Night

79°F
W 14 mph
Precip.
6%
6%
30.08
sun
sun
Day

77°F
N 4 mph
Precip.
7%
7%
Night

75°F
NE 8 mph
Precip.
11%
11%
31.08
mon
mon
Day

77°F
NE 13 mph
Precip.
11%
11%
Night

79°F
NE 6 mph
Precip.
13%
13%
01.09
tue
tue
Day

79°F
N 5 mph
Precip.
6%
6%
Night

77°F
NW 3 mph
Precip.
11%
11%
02.09
wed
wed
Day

77°F
NE 6 mph
Precip.
9%
9%
Night

79°F
NE 9 mph
Precip.
7%
7%
03.09
thu
thu
Day

79°F
NE 19 mph
Precip.
6%
6%
Night

79°F
E 12 mph
Precip.
4%
4%
04.09
fri
fri
Day

77°F
NE 8 mph
Precip.
6%
6%
Night

75°F
N 6 mph
Precip.
6%
6%
sea water
temperature
temperature
| San Jose |
monthly
weather
weather
| San Jose |
current
weather
weather
| San Jose |
7 days
forecast
forecast
| San Jose |
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 81.6°F. The highest and lowest sea temperatures during the month were 84.7°F and 77.9°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.
Air temperature in San Jose, °F
Precipitation total in San Jose, in.
* Charts above show average data for the last 3 years.
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: 15:12
August 22, saturday
1800

77°F
NE
5 mph
5 mph
2100

77°F
W
2 mph
2 mph
August 23, sunday
0000

77°F
NW
7 mph
7 mph
0300

77°F
SW
2 mph
2 mph
0600

77°F
W
4 mph
4 mph
0900

77°F
NW
3 mph
3 mph
1200

77°F
N
4 mph
4 mph
1500

77°F
N
3 mph
3 mph



























