| Independence Day (Observed) | Monday, July 04, 2022 | Tuesday, July 04, 2023 | Thursday, July 04, 2024 | Friday, July 4, 2025 | Friday, July 3, 2026 |
| Last Day of Classes | Friday, July 01, 2022 | Monday, July 03, 2023 | Wednesday, July 03, 2024 | Thursday, July 3, 2025 | Thursday, July 2, 2026 |
| Classes Resume | Tuesday, July 05, 2022 | Wednesday, July 05, 2023 | Friday, July 05, 2024 | Monday, July 7, 2025 | Monday, July 6, 2026 |
| Orientation Week (Lebanon) | July 25 – 28, 2022 | July 31 – August 3, 2023 | July 29 – August 1, 2024 | July 28 – July 31, 2025 | July 27 – July 30, 2026 |
| Convocation/White Coat (Lebanon) | Friday, July 29, 2022 | Friday, August 04, 2023 | Friday, August 02, 2024 | Friday, August 01, 2025 | Friday, July 31, 2026 |
| Orientation Week (Pomona) | August 1 – 5, 2022 | August 7 – 11, 2023 | August 5 – 9, 2024 | August 4 – 8, 2025 | August 3 – 7, 2026 |
| Convocation/White Coat (Pomona) | Saturday, August 06, 2022 | Saturday, August 19, 2023 | Saturday, August 10, 2024 | Saturday, August 09, 2025 | Saturday, August 08, 2026 |
| Labor Day (No Classes) | Monday, September 05, 2022 | Monday, September 04, 2023 | Monday, September 02, 2024 | Monday, September 01, 2025 | Monday, September 7, 2026 |
| Indigenous People’s Day | Monday October 10, 2022 | Monday October 9, 2023 | Monday October 14, 2024 | Monday October 13, 2025 | Monday, October 12, 2026 |
| Veterans Day (No Classes) | Friday November 11, 2022 | Friday November 10, 2023 | Monday November 11, 2024 | Tuesday November 11, 2025 | Wednesday, November 11, 2026 |
| Thanksgiving Recess | | | | | |
| Last Day of Classes | Wednesday, November 23, 2022 | Wednesday, November 22, 2023 | Wednesday, November 27, 2024 | Wednesday, November 26, 2025 | Wednesday, November 25, 2026 |
| Classes Resume | Monday, November 28, 2022 | Monday, November 27, 2023 | Monday, December 02, 2024 | Monday, December 01, 2025 | Monday, November 30, 2026 |
| Winter Recess | | | | | |
| Last Day of Classes | Friday, December 16, 2022 | Friday, December 22, 2023 | Friday, December 20, 2024 | Friday, December 19, 2025 | Friday December 18, 2026 |
| Classes Resume | Tuesday, January 03, 2023 | Monday, January 08, 2024 | Monday, January 06, 2025 | Monday, January 05, 2026 | Monday, January 4, 2027 |
| Martin Luther King Day (No Classes) | Monday, January 16, 2023 | Monday, January 15, 2024 | Monday, January 20, 2025 | Monday, January 19, 2026 | Monday, January 18, 2027 |
| Presidents Day (No Classes) | Monday, February 20, 2023 | Monday, February 19, 2024 | Monday, February 17, 2025 | Monday, February 16, 2026 | Monday, Feburary 15, 2027 |
| Commencement (Pomona) | May 17 – 19, 2023 | May 15 – 17, 2024 | May 14 – 16, 2025 | May 13 – 15, 2026 | May 19 – 21, 2027 |
| Memorial Day (No Classes) | Monday, May 29, 2023 | Monday, May 27, 2024 | Monday, May 26, 2025 | Monday, May 25, 2026 | Monday, May 31, 2027 |
| Commencement (Lebanon) | Friday, May 26, 2023 | Friday, May 24, 2024 | Friday, May 23, 2025 | Friday, May 22, 2026 | Friday May 28, 2027 |
