California water temperature in July
| Min (°C/°F) | Avg (°C/°F) | Max (°C/°F) | Current (°C/°F) | |
|---|---|---|---|---|
| Blacks Beach | 17.9 (64.1) | 19.4 (66.9) | 21 (69.7) | 21.1 (69.9) |
| Carlsbad | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 21.3 (70.4) |
| Coronado | 17.9 (64.1) | 19.4 (66.9) | 21 (69.7) | 20.4 (68.7) |
| Del Mar | 17.9 (64.1) | 19.4 (66.9) | 21 (69.7) | 21.2 (70.2) |
| Huntington Beach | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 20.3 (68.5) |
| La Jolla | 17.9 (64.1) | 19.4 (66.9) | 21 (69.7) | 21.2 (70.1) |
| Laguna Beach | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 20.5 (69) |
| Lake Tahoe | 11.8 (53.2) | 13.2 (55.8) | 14.7 (58.4) | 8.9 (48) |
| Long Beach | 17.6 (63.7) | 19.3 (66.7) | 21 (69.8) | 20.4 (68.7) |
| Los Angeles | 15.6 (60) | 17.4 (63.3) | 19.3 (66.7) | 20.3 (68.6) |
| Malibu | 15.6 (60) | 17.4 (63.3) | 19.3 (66.7) | 20.1 (68.2) |
| Malibu Beach | 15.6 (60) | 17.4 (63.3) | 19.3 (66.7) | 20.2 (68.4) |
| Mission Bay | 17.9 (64.1) | 19.4 (66.9) | 21 (69.7) | 20.8 (69.4) |
| Monterey | 12.3 (54.1) | 13.8 (56.8) | 15.3 (59.5) | 16.1 (61) |
| Newport Beach | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 20.4 (68.7) |
| Ocean Beach | 11 (51.7) | 12.6 (54.7) | 14.3 (57.7) | 15.8 (60.4) |
| Oceanside | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 21.2 (70.2) |
| San Clemente | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 20.9 (69.6) |
| San Diego | 17.9 (64.1) | 19.4 (66.9) | 21 (69.7) | 20.3 (68.6) |
| San Francisco | 11 (51.7) | 12.6 (54.7) | 14.3 (57.7) | 15.4 (59.8) |
| San Onofre | 18.1 (64.5) | 19.8 (67.6) | 21.6 (70.8) | 20.9 (69.7) |
| Santa Barbara | 14.6 (58.2) | 16.4 (61.5) | 18.3 (64.9) | 19.1 (66.3) |
| Santa Catalina Island | 17.6 (63.7) | 19.3 (66.7) | 21 (69.8) | 20.9 (69.6) |
| Santa Cruz | 12.6 (54.7) | 13.9 (57) | 15.2 (59.4) | 16.1 (60.9) |
| Santa Monica | 15.6 (60) | 17.4 (63.3) | 19.3 (66.7) | 20.8 (69.4) |
| Tomales Bay | 10.9 (51.6) | 12.3 (54.1) | 13.7 (56.7) | 14.3 (57.7) |
| Ventura | 14.6 (58.2) | 16.4 (61.5) | 18.3 (64.9) | 18.8 (65.9) |