09.15
tue
tue
DAY
86°F
NE 0 mph
precip
0%
0%
NIGHT
56°F
N 5 mph
precip
12%
12%
09.16
wed
wed
DAY
78°F
NE 2 mph
precip
1%
1%
NIGHT
56°F
NE 3 mph
precip
12%
12%
09.17
thu
thu
DAY
76°F
S 4 mph
precip
1%
1%
NIGHT
58°F
SE 2 mph
precip
10%
10%
09.18
fri
fri
DAY
82°F
S 6 mph
precip
1%
1%
NIGHT
58°F
E 2 mph
precip
9%
9%
09.19
sat
sat
DAY
80°F
S 5 mph
precip
5%
5%
NIGHT
56°F
SE 3 mph
precip
26%
26%
09.20
sun
sun
DAY
76°F
S 6 mph
precip
5%
5%
NIGHT
56°F
E 2 mph
precip
11%
11%
09.21
mon
mon
DAY
82°F
S 2 mph
precip
1%
1%
NIGHT
62°F
N 2 mph
precip
6%
6%
09.22
tue
tue
DAY
90°F
NW 4 mph
precip
0%
0%
NIGHT
74°F
NE 2 mph
precip
2%
2%
09.23
wed
wed
DAY
100°F
S 3 mph
precip
0%
0%
NIGHT
74°F
N 4 mph
precip
1%
1%
09.24
thu
thu
DAY
96°F
NW 4 mph
precip
1%
1%
NIGHT
66°F
N 4 mph
precip
10%
10%
09.25
fri
fri
DAY
80°F
N 6 mph
precip
1%
1%
NIGHT
62°F
N 6 mph
precip
20%
20%
09.26
sat
sat
DAY
62°F
NE 5 mph
precip
31%
31%
NIGHT
50°F
NE 2 mph
precip
12%
12%
09.27
sun
sun
DAY
72°F
S 6 mph
precip
1%
1%
NIGHT
58°F
E 2 mph
precip
1%
1%
09.28
mon
mon
DAY
80°F
S 4 mph
precip
9%
9%
NIGHT
66°F
SE 3 mph
precip
5%
5%
Sea water
temperature
temperature
| San Jose |
Weather in
September
September
| San Jose |
7 day weather
forecast
forecast
| San Jose |
10 day weather
forecast
forecast
| San Jose |
14 day weather
forecast
forecast
| San Jose |
Monthly weather
averages
averages
| San Jose |
Current Weather
Conditions
Conditions
| San Jose |
When is the Best
Time to Visit?
Time to Visit?
| San Jose |
San Jose Sea Water Temperature in September, °F
The average sea surface temperature in September 2026 for San Jose was 70.7°F. The maximum and minimum values were 67.8°F and 74.0°F respectively.
San Jose on the Weather Map
USA Resorts:
NAME
F°
| Boston |  |
+64 |
| Chicago |  |
+66 |
| Hawaii |  |
+80 |
| Las Vegas | |
+80 |
| Los Angeles |  |
+74 |
| Maui |  |
+66 |
| Miami |  |
+92 |
| Myrtle Beach | |
+88 |
| New York | |
+72 |
| Panama City Beach | |
+90 |
| San Diego | |
+72 |
| San Francisco | |
+60 |
| Santa Monica | |
+72 |
| Sarasota | |
+94 |
| Washington | |
+76 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
San Jose
Local time: 08:07
15 sep, tuesday
| 0900 | |
68°F | NE 2 mph |
| 1200 | |
86°F | NE 0 mph |
| 1500 | |
90°F | N 2 mph |
| 1800 | |
80°F | NE 2 mph |
| 2100 | |
60°F | N 4 mph |
16 sep, wednesday
| 0000 | |
56°F | N 5 mph |
| 0300 | |
54°F | N 4 mph |
| 0600 | |
52°F | N 5 mph |