| Date | Time | Sport | Opponent | Result | Level | Game Type |
| 09/18/2018 | 03:15PM | Tennis, Girls | Chino | Varsity | League | |
| 09/18/2018 | 03:15PM | Volleyball, Girls | @Chaffey | Junior Varsity | League | |
| 09/18/2018 | 03:15PM | Tennis, Girls | Chino | Junior Varsity | League | |
| 09/18/2018 | 03:15PM | Volleyball, Girls | @Chaffey | Frosh/Soph | League | |
| 09/18/2018 | 04:30PM | Volleyball, Girls | @Chaffey | Varsity | League | |
| 09/18/2018 | 04:20PM | Water Polo, Boys | @Schurr | Varsity | Non-League | |
| 09/18/2018 | 05:20PM | Water Polo, Boys | @Schurr | Junior Varsity | Non-League | |
| 09/18/2018 | 03:30PM | Water Polo, Boys | @Schurr | Frosh/Soph | Non-League | |
| 09/18/2018 | 02:30PM | Golf, Girls | Upland - @ DBGC | Junior Varsity | Non-League | |
| 09/19/2018 | 03:00PM | Golf, Girls | @Palos Verdes - Palos Verdes CC | Varsity | Non-League | |
| 09/20/2018 | 05:15PM | Volleyball, Girls | Don Lugo | Varsity | League | |
| 09/20/2018 | 03:15PM | Tennis, Girls | @Ontario | Varsity | League | |
| 09/20/2018 | 04:15PM | Volleyball, Girls | Don Lugo | Junior Varsity | League | |
| 09/20/2018 | 03:15PM | Tennis, Girls | @Ontario | Junior Varsity | League | |
| 09/20/2018 | 03:15PM | Volleyball, Girls | Don Lugo | Frosh/Soph | League | |
| 09/20/2018 | 01:00PM | Water Polo, Boys | TBA - Diamond Bar Tournament | Varsity | Tournament | |
| 09/20/2018 | 02:30PM | Golf, Girls | @Walnut - @ Mt. Meadows | Junior Varsity | Non-League | |
| 09/21/2018 | 01:00PM | Water Polo, Boys | TBA - Diamond Bar Tournament | Varsity | Tournament | |
| 09/22/2018 | 08:00AM | Water Polo, Boys | TBA - Diamond Bar Tournament | Varsity | Tournament | |
| 09/22/2018 | 06:00AM | Cross Country, Boys | @TBA - @ Craig Park, Fullerton | Varsity | Tournament | |
| 09/22/2018 | 06:00AM | Cross Country, Girls | @TBA - @ Craig Park, Fullerton | Varsity | Tournament | |
| 09/24/2018 | 04:45PM | Water Polo, Boys | @Chino | Varsity | League | |
| 09/24/2018 | 03:15PM | Water Polo, Boys | @Chino | Junior Varsity | League | |
| 09/24/2018 | 07:00AM | Golf, Girls | @Rainbow Sandal - @ San Clemente | Varsity | Tournament | |
| 09/25/2018 | 04:30PM | Volleyball, Girls | @Montclair | Varsity | League | |
| 09/25/2018 | 03:15PM | Tennis, Girls | Chaffey | Varsity | League | |
| 09/25/2018 | 03:15PM | Volleyball, Girls | @Montclair | Junior Varsity | League | |
| 09/25/2018 | 03:15PM | Tennis, Girls | Chaffey | Junior Varsity | League | |
| 09/25/2018 | 03:15PM | Volleyball, Girls | @Montclair | Frosh/Soph | League | |
| 09/26/2018 | 04:45PM | Water Polo, Boys | @Ontario | Varsity | League | |
| 09/26/2018 | 03:15PM | Water Polo, Boys | @Ontario | Junior Varsity | League | |
| 09/26/2018 | 02:30PM | Golf, Girls | Walnut - @DBGC | Varsity | Non-League | |
| 09/27/2018 | 05:15PM | Volleyball, Girls | Chino | Varsity | League | |
| 09/27/2018 | 03:15PM | Tennis, Girls | @Don Lugo | Varsity | League | |
| 09/27/2018 | 04:15PM | Volleyball, Girls | Chino | Junior Varsity | League | |
| 09/27/2018 | 03:15PM | Tennis, Girls | @Don Lugo | Junior Varsity | League | |
| 09/27/2018 | 03:15PM | Volleyball, Girls | Chino | Frosh/Soph | League | |
| 09/27/2018 | 03:15PM | Football (11 man) | @Chino | Freshman | League | |
| 09/28/2018 | 07:00PM | Football (11 man) | @Chino | Varsity | League | |
| 10/01/2018 | 04:45PM | Water Polo, Boys | Chaffey | Varsity | League |
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