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In September warmest sea in California is usually observed in the following locations: Fremont, San Jose, Yosemite.
Table below shows the average sea water temperature for marine resorts of California in September for the last three years.
| Place name | September 2024 | September 2023 | September 2022 |
|---|---|---|---|
| Fremont | 68.5°F | 68.7°F | 68.8°F |
| San Jose | 68.5°F | 68.6°F | 68.6°F |
| Yosemite | 65.6°F | 65.6°F | 65.6°F |
| Oakland | 65.3°F | 66.7°F | 67.3°F |
| Incline Village | 64.6°F | 65.3°F | 67.3°F |
| Stateline | 64.4°F | 64.9°F | 66.9°F |
| South Lake Tahoe | 64.3°F | 64.9°F | 66.9°F |
| Lake Tahoe | 64.2°F | 64.9°F | 66.9°F |
| San Francisco | 63.0°F | 64.7°F | 64.7°F |
| Sausalito | 62.5°F | 64.2°F | 64.3°F |
| Santa Cruz | 58.9°F | 61.1°F | 61.0°F |
| Monterey | 57.3°F | 60.6°F | 59.9°F |
Charts below show average sea water temperature for California resorts with the warmest sea in September.
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
88
54.1
58.2
64.6
67
68.2
69
65.9
62.2
58.6
55.8
53.5
52.8
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
54.6
57.8
61.3
62.9
62.6
62.4
60.1
57.7
56.7
55.2
53.4
52.8
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
11
22
33
44
55
66
77
88
44.5
49.1
55.5
63.7
67.3
66.7
60.6
53
44.9
38.5
37
38.8
You can also check other months of the year to see sea temperature of California resorts at that time.
Popular places:
Name
°F
