California water temperature in January
| Min (°C/°F) | Avg (°C/°F) | Max (°C/°F) | Current (°C/°F) | |
|---|---|---|---|---|
| Blacks Beach | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 15.9 (60.6) |
| Carlsbad | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.5 (59.8) |
| Coronado | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 15.9 (60.6) |
| Del Mar | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 15.9 (60.6) |
| Huntington Beach | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.1 (59.2) |
| La Jolla | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 16.1 (60.9) |
| Laguna Beach | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.3 (59.6) |
| Lake Tahoe | 9.8 (49.6) | 11.0 (51.8) | 12.3 (54.1) | 7 (44.6) |
| Long Beach | 13.3 (55.9) | 14.6 (58.3) | 16 (60.7) | 15 (59) |
| Los Angeles | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 15 (59) |
| Malibu | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 14.7 (58.5) |
| Malibu Beach | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 14.8 (58.7) |
| Mission Bay | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 15.9 (60.7) |
| Monterey | 10.5 (50.9) | 12.3 (54.1) | 14.1 (57.4) | 13 (55.5) |
| Newport Beach | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.2 (59.4) |
| Ocean Beach | 10.1 (50.1) | 11.8 (53.2) | 13.6 (56.4) | 12.9 (55.3) |
| Oceanside | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.4 (59.7) |
| San Clemente | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.5 (59.9) |
| San Diego | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 15.8 (60.4) |
| San Francisco | 10.1 (50.1) | 11.8 (53.2) | 13.6 (56.4) | 12.9 (55.2) |
| San Onofre | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 15.4 (59.7) |
| Santa Barbara | 12.3 (54.1) | 13.7 (56.7) | 15.1 (59.2) | 12.8 (55.1) |
| Santa Catalina Island | 13.3 (55.9) | 14.6 (58.3) | 16 (60.7) | 15.5 (59.8) |
| Santa Cruz | 10.8 (51.4) | 12.4 (54.3) | 14 (57.2) | 12.7 (54.9) |
| Santa Monica | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 15.3 (59.5) |
| Tomales Bay | 9.8 (49.6) | 11.4 (52.5) | 13.1 (55.5) | 11.8 (53.3) |
| Ventura | 12.3 (54.1) | 13.7 (56.7) | 15.1 (59.2) | 13.7 (56.6) |