San Dimas High School 2022-2023 Calendar http://sandimashigh.tandem.co/ Key dates for San Dimas High School. en-us 6/13/22 Summer School Starts http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50295 50295-sandimashigh@intand.com 6/20/22 Juneteenth Observed (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47665 47665-sandimashigh@intand.com 7/4/22 Independence Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50293 50293-sandimashigh@intand.com 7/15/22 Summer School Ends http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50294 50294-sandimashigh@intand.com 8/15/22 - 8/16/22 School Check In http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47666 47666-sandimashigh@intand.com 8/22/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48394 48394-sandimashigh@intand.com 8/22/22 First Day of School http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47667 47667-sandimashigh@intand.com 9/2/22 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48395 48395-sandimashigh@intand.com 9/5/22 Labor Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47648 47648-sandimashigh@intand.com 9/6/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47669 47669-sandimashigh@intand.com 9/9/22 Rally Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47671 47671-sandimashigh@intand.com 9/20/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47670 47670-sandimashigh@intand.com 9/23/22 Renaissance Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47672 47672-sandimashigh@intand.com 10/4/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47673 47673-sandimashigh@intand.com 10/7/22 Staff Development Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47674 47674-sandimashigh@intand.com 10/13/22 Rally Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47675 47675-sandimashigh@intand.com 10/14/22 First Quarter Ends http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48396 48396-sandimashigh@intand.com 10/14/22 Minimum Day (12:50pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47676 47676-sandimashigh@intand.com 10/18/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47677 47677-sandimashigh@intand.com 10/20/22 Great Shakeout http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47678 47678-sandimashigh@intand.com 10/27/22 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47681 47681-sandimashigh@intand.com 10/27/22 Parent Conferences http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47680 47680-sandimashigh@intand.com 10/28/22 No School http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47682 47682-sandimashigh@intand.com 10/31/22 Halloween http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47649 47649-sandimashigh@intand.com 11/1/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47683 47683-sandimashigh@intand.com 11/4/22 Rally Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47686 47686-sandimashigh@intand.com 11/6/22 Daylight Saving Time Ends http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47651 47651-sandimashigh@intand.com 11/11/22 Veteran's Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47650 47650-sandimashigh@intand.com 11/15/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47684 47684-sandimashigh@intand.com 11/21/22 - 11/25/22 Thanksgiving Break (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47685 47685-sandimashigh@intand.com 11/24/22 Thanksgiving http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47652 47652-sandimashigh@intand.com 12/6/22 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47688 47688-sandimashigh@intand.com 12/22/22 Finals-Block Schedule (Periods 1, 2, 3, 0) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48392 48392-sandimashigh@intand.com 12/22/22 - 12/23/22 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48391 48391-sandimashigh@intand.com 12/23/22 Finals-Block Schedule (Periods 4, 6, 7, 8) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48393 48393-sandimashigh@intand.com 12/23/22 Second Quarter Ends http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48397 48397-sandimashigh@intand.com 12/25/22 Christmas Day http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47653 47653-sandimashigh@intand.com 12/26/22 - 12/30/22 Winter Break (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47687 47687-sandimashigh@intand.com 1/1/23 New Year's Day http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47654 47654-sandimashigh@intand.com 1/2/23 - 1/6/23 Winter Break (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50681 50681-sandimashigh@intand.com 1/10/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48428 48428-sandimashigh@intand.com 1/16/23 Dr. Martin Luther King Jr. Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47655 47655-sandimashigh@intand.com 1/24/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48398 48398-sandimashigh@intand.com 1/27/23 Rally Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48389 48389-sandimashigh@intand.com 2/7/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48399 48399-sandimashigh@intand.com 2/13/23 Lincoln's B-Day Observed (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48400 48400-sandimashigh@intand.com 2/14/23 Valentine's Day http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47656 47656-sandimashigh@intand.com 2/16/23 Future Saints Night/Open House http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48401 48401-sandimashigh@intand.com 2/17/23 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48403 48403-sandimashigh@intand.com 2/20/23 President's Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47657 47657-sandimashigh@intand.com 2/21/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48402 48402-sandimashigh@intand.com 3/1/23 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48405 48405-sandimashigh@intand.com 3/3/23 Staff Development Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48406 48406-sandimashigh@intand.com 3/7/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48407 48407-sandimashigh@intand.com 3/12/23 Daylight Saving Time Begins http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47658 47658-sandimashigh@intand.com 3/17/23 St. Patrick's Day http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47659 47659-sandimashigh@intand.com 3/17/23 Third Quarter Ends http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48408 48408-sandimashigh@intand.com 3/21/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48409 48409-sandimashigh@intand.com 3/24/23 Rally Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48390 48390-sandimashigh@intand.com 4/3/23 - 4/7/23 Spring Break (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48410 48410-sandimashigh@intand.com 4/9/23 Easter http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47660 47660-sandimashigh@intand.com 4/17/23 Block Schedule (Per 1, 2, 3) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50312 50312-sandimashigh@intand.com 4/18/23 Block Schedule (Per 4, 6, 7) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50313 50313-sandimashigh@intand.com 4/19/23 Block Schedule (Per 1, 2, 3) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=51959 51959-sandimashigh@intand.com 4/20/23 Block Schedule (Per 4, 6, 7) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=51962 51962-sandimashigh@intand.com 4/24/23 Block Schedule (Per 1, 2, 3) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=51960 51960-sandimashigh@intand.com 4/25/23 Block Schedule (Per 4, 6, 7) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=51963 51963-sandimashigh@intand.com 4/26/23 Block Schedule (Per 1, 2, 3) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=51961 51961-sandimashigh@intand.com 4/27/23 Block Schedule (Per 4, 6, 7) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=51964 51964-sandimashigh@intand.com 5/1/23 National Signing Day http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48412 48412-sandimashigh@intand.com 5/2/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48415 48415-sandimashigh@intand.com 5/5/23 Cinco De Mayo http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47661 47661-sandimashigh@intand.com 5/16/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48416 48416-sandimashigh@intand.com 5/23/23 Renaissance Schedule http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48417 48417-sandimashigh@intand.com 5/24/23 - 5/26/23 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48418 48418-sandimashigh@intand.com 5/24/23 - 5/25/23 SDCP Presentations http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=50364 50364-sandimashigh@intand.com 5/29/23 Memorial Day (No School) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=47662 47662-sandimashigh@intand.com 6/2/23 Senior Check Out http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48429 48429-sandimashigh@intand.com 6/6/23 Collaboration Day (2:25pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48421 48421-sandimashigh@intand.com 6/7/23 Block Schedule (Periods 1, 2, 3, 0) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48423 48423-sandimashigh@intand.com 6/7/23 - 6/8/23 Minimum Day (12:59pm Release) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48425 48425-sandimashigh@intand.com 6/8/23 Block Schedule (Periods 4, 6, 7, 8) http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48424 48424-sandimashigh@intand.com 6/8/23 Fourth Quarter Ends http://sandimashigh.tandem.co/index.php?type=key_date&action=details&id=48427 48427-sandimashigh@intand.com