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) | 20.3 (68.6) |
| Carlsbad | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 21.1 (70) |
| Coronado | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 19.6 (67.3) |
| Del Mar | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 20.6 (69) |
| Huntington Beach | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 19.8 (67.7) |
| La Jolla | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 20.4 (68.6) |
| Laguna Beach | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 20.2 (68.3) |
| Lake Tahoe | 9.8 (49.6) | 11.0 (51.8) | 12.3 (54.1) | 5.1 (41.1) |
| Long Beach | 13.3 (55.9) | 14.6 (58.3) | 16 (60.7) | 19.8 (67.7) |
| Los Angeles | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 19.1 (66.5) |
| Malibu | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 18.5 (65.3) |
| Malibu Beach | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 18.6 (65.5) |
| Mission Bay | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 20 (68) |
| Monterey | 10.5 (50.9) | 12.3 (54.1) | 14.1 (57.4) | 13.9 (57) |
| Newport Beach | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 20 (67.9) |
| Ocean Beach | 10.1 (50.1) | 11.8 (53.2) | 13.6 (56.4) | 14.4 (58) |
| Oceanside | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 21 (69.8) |
| San Clemente | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 20.8 (69.5) |
| San Diego | 14 (57.2) | 15.1 (59.2) | 16.2 (61.2) | 19.6 (67.3) |
| San Francisco | 10.1 (50.1) | 11.8 (53.2) | 13.6 (56.4) | 14.2 (57.6) |
| San Onofre | 13.6 (56.5) | 14.7 (58.5) | 15.8 (60.4) | 20.9 (69.5) |
| Santa Barbara | 12.3 (54.1) | 13.7 (56.7) | 15.1 (59.2) | 17.5 (63.5) |
| Santa Catalina Island | 13.3 (55.9) | 14.6 (58.3) | 16 (60.7) | 20.4 (68.6) |
| Santa Cruz | 10.8 (51.4) | 12.4 (54.3) | 14 (57.2) | 13.1 (55.6) |
| Santa Monica | 12.4 (54.2) | 13.7 (56.7) | 15.1 (59.1) | 19 (66.2) |
| Tomales Bay | 9.8 (49.6) | 11.4 (52.5) | 13.1 (55.5) | 13.7 (56.6) |
| Ventura | 12.3 (54.1) | 13.7 (56.7) | 15.1 (59.2) | 18.2 (64.8) |