| 3 Jan, 2023 (Tue) | Asarah B'Tevet (Tenth of Tevet) | Observance, Hebrew |
| 6 Feb, 2023 (Mon) | Tu Bishvat | Observance, Hebrew |
| 6 Mar, 2023 (Mon) | Fast of Esther | Observance, Hebrew |
| 6 Mar, 2023 (Mon) | Purim Eve | Observance, Hebrew |
| 7 Mar, 2023 (Tue) | Purim (Tel Aviv) | Local Holiday |
| 8 Mar, 2023 (Wed) | Shushan Purim (Jerusalem) | Local Holiday |
| 21 Mar, 2023 (Tue) | March Equinox | Season |
| 1 Apr, 2023 (Sat) | Aliyah Day | Official Holiday, Business as usual |
| 5 Apr, 2023 (Wed) | Passover Eve | Observance, Hebrew |
| 6 Apr, 2023 (Thu) | Passover (Day 1) | National holiday, Hebrew |
| 7 Apr, 2023 (Fri) | Passover (Day 2) | Observance, Hebrew |
| 8 Apr, 2023 (Sat) | Passover (Day 3) | Observance, Hebrew |
| 9 Apr, 2023 (Sun) | Passover (Day 4) | Observance, Hebrew |
| 10 Apr, 2023 (Mon) | Passover (Day 5) | Observance, Hebrew |
| 11 Apr, 2023 (Tue) | Passover (Day 6) | Observance, Hebrew |
| 12 Apr, 2023 (Wed) | Passover (Day 7) | National holiday, Hebrew |
| 18 Apr, 2023 (Tue) | Yom HaShoah | Observance, Hebrew |
| 25 Apr, 2023 (Tue) | Yom HaZikaron | Observance, Hebrew |
| 26 Apr, 2023 (Wed) | Yom HaAtzmaut | National holiday, Hebrew |
| 9 May, 2023 (Tue) | Lag BaOmer | Observance, Hebrew |
| 19 May, 2023 (Fri) | Jerusalem Day | Observance, Hebrew |
| 25 May, 2023 (Thu) | Shavuot Eve | Observance, Hebrew |
| 26 May, 2023 (Fri) | Shavuot | National holiday, Hebrew |
| 21 Jun, 2023 (Wed) | June Solstice | Season |
| 6 Jul, 2023 (Thu) | 17th of Tammuz | Observance, Hebrew |
| 26 Jul, 2023 (Wed) | Tisha B'Av Eve | Observance, Hebrew |
| 27 Jul, 2023 (Thu) | Tisha B'Av | Observance, Hebrew |
| 15 Sep, 2023 (Fri) | Rosh Hashana Eve | Observance, Hebrew |
| 16 Sep, 2023 (Sat) | Rosh Hashana | National holiday, Hebrew |
| 17 Sep, 2023 (Sun) | Rosh Hashana (Day 2) | National holiday, Hebrew |
| 18 Sep, 2023 (Mon) | Gedaliah Fast | Observance, Hebrew |
| 23 Sep, 2023 (Sat) | September Equinox | Season |
| 24 Sep, 2023 (Sun) | Yom Kippur Eve | Observance, Hebrew |
| 25 Sep, 2023 (Mon) | Yom Kippur | National holiday, Hebrew |
| 29 Sep, 2023 (Fri) | Sukkot Eve | Observance, Hebrew |
| 30 Sep, 2023 (Sat) | Sukkot (Day 1) | National holiday, Hebrew |
| 1 Oct, 2023 (Sun) | Sukkot (Day 2) | Observance, Hebrew |
| 2 Oct, 2023 (Mon) | Sukkot (Day 3) | Observance, Hebrew |
| 3 Oct, 2023 (Tue) | Sukkot (Day 4) | Observance, Hebrew |
| 4 Oct, 2023 (Wed) | Sukkot (Day 5) | Observance, Hebrew |
| 5 Oct, 2023 (Thu) | Sukkot (Day 6) | Observance, Hebrew |
| 6 Oct, 2023 (Fri) | Sukkot (Day 7) / Hoshanah Rabah | Observance, Hebrew |
| 7 Oct, 2023 (Sat) | Shemini Atzeret / Simchat Torah | National holiday, Hebrew |
| 22 Oct, 2023 (Sun) | Aliyah Day School Observance | Observance |
| 8 Dec, 2023 (Fri) | Hanukkah (Day 1) | Observance, Hebrew |
| 9 Dec, 2023 (Sat) | Hanukkah (Day 2) | Observance, Hebrew |
| 10 Dec, 2023 (Sun) | Hanukkah (Day 3) | Observance, Hebrew |
| 11 Dec, 2023 (Mon) | Hanukkah (Day 4) | Observance, Hebrew |
| 12 Dec, 2023 (Tue) | Hanukkah (Day 5) | Observance, Hebrew |
| 13 Dec, 2023 (Wed) | Hanukkah (Day 6) / Rosh Chodesh Tevet | Observance, Hebrew |
| 14 Dec, 2023 (Thu) | Hanukkah (Day 7) | Observance, Hebrew |
| 15 Dec, 2023 (Fri) | Hanukkah (Day 8) | Observance, Hebrew |
| 22 Dec, 2023 (Fri) | Asarah B'Tevet (Tenth of Tevet) | Observance, Hebrew |
| 22 Dec, 2023 (Fri) | December Solstice | Season |
