Events

Aug 1 Fri
- Cross Country Team Workout Retreat 8/1/2025 – 8/4/2025 (Crestline, CA, USA)
  2025-2026 School Calendar
- Senior Portraits (set-up/take down AUD) 8 AM – 2 PM
  2025-2026 School Calendar
- Admin Meeting 9 AM – 12 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Senior Portraits (AUD) 10 AM – 12 PM
  2025-2026 School Calendar
Aug 2 Sat
- Cross Country Team Workout Retreat 8/1/2025 – 8/4/2025 (Crestline, CA, USA)
  2025-2026 School Calendar
Aug 3 Sun
- Cross Country Team Workout Retreat 8/1/2025 – 8/4/2025 (Crestline, CA, USA)
  2025-2026 School Calendar
Aug 4 Mon
- Cross Country Team Workout Retreat 8/1/2025 – 8/4/2025 (Crestline, CA, USA)
  2025-2026 School Calendar
- Faculty & Staff Business 9 AM – 3 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices Begin 3 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices Begin 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Alumni Association Committee Meeting 7 PM – 8:15 PM
  2025-2026 School Calendar
Aug 5 Tue
- Faculty Meeting 9 AM – 12 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Faculty/Staff lunch 12:15 PM – 1 PM
  2025-2026 School Calendar
- Faculty/Staff Retreat 1 PM – 3:45 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 6 Wed
- Teacher C3 8 AM – 3 PM (Bishop Amat Memorial High School, 14301 Fairgrove Ave, La Puente, CA 91746, USA)
  2025-2026 School Calendar
- ADLA Beginning of the School Year Mass for Principals & Pastors 8:15 AM – 12:15 PM (Bishop Amat Memorial High School14301 Fairgrove Ave, La Puente, CA 91746, United States)
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Cross Country Practices Begin 4:30 PM – 6 PM (SGMHS Field)
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Parent Board Meeting 7:30 PM – 8 PM
  2025-2026 School Calendar
Aug 7 Thu
- ASB Planning Activity 9 AM – 3:30 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- AD Council 3 PM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- UC application workshop 4 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 8 Fri
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Veritas Retreat 9 AM – 3:30 PM
  2025-2026 School Calendar
- UC App Workshop 2:45 PM – 3:45 PM
  2025-2026 School Calendar
- Used Books/Uniform Sale & Ice Cream Social 3 PM – 5 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 9 Sat
- Alumni Volleyball Game 9 AM – 12 PM (SGMHS Gym)
  2025-2026 School Calendar
Aug 10 Sun
- School Beautification 10 AM – 2 PM
  2025-2026 School Calendar
Aug 11 Mon
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Student Council Activity 9 AM – 3:30 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Admin mtg 3:15 PM – 4:15 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 12 Tue
- Academic/Discipline mtg 9 AM – 10 AM
  2025-2026 School Calendar
- Marketing Ambassador Planning Meeting 9 AM – 3:30 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Emergency Drill 11 AM – 12 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- College App Workshop 3:30 PM – 4:30 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Volleyball Team Parent Meeting 6 PM – 7 PM
  2025-2026 School Calendar
Aug 13 Wed
- SMART Team Training Day 8:30 AM – 2:30 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- WIGO - Faculty/Staff Meeting 2:30 PM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Mission Family Mass & Potluck 5 PM – 7 PM
  2025-2026 School Calendar
- Athletic Booster Club Meeting 6:30 PM – 7:30 PM
  2025-2026 School Calendar
Aug 14 Thu
- New Student Orientation 8:30 AM – 2:30 PM
  2025-2026 School Calendar
- SGMHS Office Hours 9 AM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 15 Fri
- First day of School
  2025-2026 School Calendar
- Formal Uniform
  2025-2026 School Calendar
- First Day of School / special schedule 8:30 AM – 2 PM
  2025-2026 School Calendar
- Mass of the Assumption of Mary 10 AM – 11 AM
  2025-2026 School Calendar
- Frosh Soph Volleyball Game at Calvary Baptist 4:45 PM – 6 PM (Calvary Baptist Schools, 2990 Damien Ave, La Verne, CA 91750, USA)
  2025-2026 School Calendar
- Varsity Volleyball Game at Calvary Baptist 6 PM – 8 PM (Calvary Baptist Schools, 2990 Damien Ave, La Verne, CA 91750, USA)
  2025-2026 School Calendar
Aug 18 Mon
- Welcome Spirit Week 8/18/2025 – 8/22/2025
  2025-2026 School Calendar
- Parent Board Welcome Lunch delivery AM 7:30 AM – 8:30 AM
  2025-2026 School Calendar
- Pia Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Game at SGMHS vs Pilibos 4 PM – 5 PM
  2025-2026 School Calendar
- Varsity Volleyball Game at SGMHS vs Pilibos 5 PM – 7 PM
  2025-2026 School Calendar
Aug 19 Tue
- Welcome Spirit Week 8/18/2025 – 8/22/2025
  2025-2026 School Calendar
- Dominic Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Freshmen/Sophomore sister lunch (AUD) 11:10 AM – 11:50 AM
  2025-2026 School Calendar
- Varsity Volleyball Practice 3 PM – 5 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practice 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 20 Wed
- Welcome Spirit Week 8/18/2025 – 8/22/2025
  2025-2026 School Calendar
- Gabe Day 2:45pm Dismissal 8:30 AM – 2:20 PM
  2025-2026 School Calendar
- Freshmen/Junior Welcome Lunch 11:30 AM – 12:10 PM
  2025-2026 School Calendar
- WIGO - Faculty/Staff Meeting 2:30 PM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- WIGO (CPLA intro tbd) 3 PM – 4 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Visual & Performing Arts Booster Club Meeting 6:30 PM – 7:30 PM
  2025-2026 School Calendar
Aug 21 Thu
- Welcome Spirit Week 8/18/2025 – 8/22/2025
  2025-2026 School Calendar
- AMC Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Freshmen/Senior Welcome Activity 11:10 AM – 11:50 AM
  2025-2026 School Calendar
- Advisement: Counseling 1:45 PM – 3 PM
  2025-2026 School Calendar
- Varsity Volleyball Practice 3 PM – 5 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practice 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 22 Fri
- Welcome Spirit Week 8/18/2025 – 8/22/2025
  2025-2026 School Calendar
- Special Schedule: Welcome Week Assembly & Picnic 2:00pm Dismissal 8:30 AM – 2 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 23 Sat
- Varsity Volleyball Tournament at Montebello HS 8 AM – 3 PM (Montebello High School, 2100 W Cleveland Ave, Montebello, CA 90640, USA)
  2025-2026 School Calendar
Aug 25 Mon
- Plaid Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Parish meeting @ HS - aud 6:30 PM – 9 PM
  2025-2026 School Calendar
Aug 26 Tue
- Dominic Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Varsity Volleyball at SGMHS vs Southwestern Academy 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 27 Wed
- NHS Applications Due
  2025-2026 School Calendar
- Gabe Day 2:20pm Dismissal 8:30 AM – 2:20 PM
  2025-2026 School Calendar
- WIGO - Faculty/Staff Meeting 2:30 PM – 4 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- WIGO (CPLA intro tbd) 3 PM – 4 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
- Senior Parent Mtg: College Planning 6 PM – 7 PM
  2025-2026 School Calendar
Aug 28 Thu
- Club Board Applications Due
  2025-2026 School Calendar
- Freshmen Class Board applications due
  2025-2026 School Calendar
- AMC Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Cross Country / Softball Info. Mtg (rm 122) 12 PM – 12:30 PM
  2025-2026 School Calendar
- Empowering God's Children Assemby 1:15 PM – 2:45 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Game at St. Pius X (League Opener) 4 PM – 5 PM (St. Pius X - St. Matthias Academy (PMA), 7851 Gardendale St, Downey, CA 90242, USA)
  2025-2026 School Calendar
- Varsity Volleyball Game at St. Pius X (League Opener) 5:15 PM – 7:15 PM (St. Pius X - St. Matthias Academy (PMA), 7851 Gardendale St, Downey, CA 90242, USA)
  2025-2026 School Calendar
Aug 29 Fri
- CSF Applications Due
  2025-2026 School Calendar
- Pia Day 2:45pm Dismissal 8:30 AM – 2:45 PM
  2025-2026 School Calendar
- Lunch: Freshmen Class Board Candidate Campaign Mtg. 11:30 AM – 12:30 PM
  2025-2026 School Calendar
- Varsity Volleyball Practices 3 PM – 5 PM
  2025-2026 School Calendar
- Cross Country Practice 3:30 PM – 5 PM
  2025-2026 School Calendar
- VB Game @ SGMHS 3:30 PM – 6:30 PM
  2025-2026 School Calendar
- Frosh Soph Volleyball Practices 4:30 PM – 6:30 PM
  2025-2026 School Calendar
Aug 30 Sat
- Hold - Cross Country Cool Breeze Invitational 6 PM – 9 PM (Pomona Fairplex, Fairplex Dr, Pomona, CA 91768, USA)
  2025-2026 School Calendar

Events in August 2025
Su	Mo	Tu	We	Th	Fr	Sa
One event •	2 events ••	2 events ••	2 events ••	3 events •••	5 events •••	One event •
One event •	6 events •••	6 events •••	7 events •••	6 events •••	6 events •••	One event •
One event •	5 events •••	8 events •••	7 events •••	4 events •••	6 events •••
	6 events •••	6 events •••	9 events •••	7 events •••	5 events •••	One event •
	5 events •••	3 events •••	8 events •••	8 events •••	7 events •••	One event •
	4 events •••	10 events •••	12 events •••	10 events •••	8 events •••	One event •

Calendars

2025-2026 School Calendar
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