| Date | Holiday Name | Type |
|---|
| Wednesday, January 01, 2020 | New Year's Day | Bank holiday |
| Thursday, January 02, 2020 | 2nd January | Local Bank Holiday |
| Monday, January 06, 2020 | Epiphany | Christian |
| Tuesday, January 07, 2020 | Orthodox Christmas Day | Orthodox |
| Tuesday, January 14, 2020 | Orthodox New Year | Orthodox |
| Saturday, January 25, 2020 | Burns Night | Local observance |
| Saturday, January 25, 2020 | Chinese New Year | Observance |
| Monday, February 10, 2020 | Tu B'Shevat (Arbor Day) | Jewish holiday |
| Friday, February 14, 2020 | Valentine's Day | Observance |
| Friday, February 21, 2020 | Maha Shivaratri | Hindu Holiday |
| Tuesday, February 25, 2020 | Carnival/Shrove Tuesday | Christian |
| Wednesday, February 26, 2020 | Carnival/Ash Wednesday | Christian |
| Sunday, March 01, 2020 | St. David's Day | Observance |
| Monday, March 09, 2020 | Holi | Hindu Holiday |
| Tuesday, March 10, 2020 | Purim | Jewish holiday |
| Tuesday, March 17, 2020 | St Patrick's Day | Local Bank Holiday |
| Friday, March 20, 2020 | March equinox | Season |
| Sunday, March 22, 2020 | Isra and Mi'raj | Muslim |
| Sunday, March 22, 2020 | Mothering Sunday | Observance |
| Sunday, March 29, 2020 | Daylight Saving Time starts | Clock change/Daylight Saving Time |
| Sunday, April 05, 2020 | Palm Sunday | Christian |
| Thursday, April 09, 2020 | Maundy Thursday | Christian |
| Thursday, April 09, 2020 | First day of Passover | Jewish holiday |
| Friday, April 10, 2020 | Good Friday | Bank holiday |
| Saturday, April 11, 2020 | Holy Saturday | Christian |
| Sunday, April 12, 2020 | Easter Sunday | Observance, Christian |
| Monday, April 13, 2020 | Easter Monday | Common Local holidays |
| Monday, April 13, 2020 | Easter Monday | Observance |
| Thursday, April 16, 2020 | Last day of Passover | Jewish holiday |
| Friday, April 17, 2020 | Orthodox Good Friday | Orthodox |
| Saturday, April 18, 2020 | Orthodox Holy Saturday | Orthodox |
| Sunday, April 19, 2020 | Orthodox Easter | Orthodox |
| Monday, April 20, 2020 | Orthodox Easter Monday | Orthodox |
| Tuesday, April 21, 2020 | Yom HaShoah | Jewish holiday |
| Thursday, April 23, 2020 | St. George's Day | Observance |
| Thursday, April 23, 2020 | Shakespeare Day | Observance |
| Wednesday, April 29, 2020 | Yom HaAtzmaut | Jewish holiday |
| Monday, May 04, 2020 | Early May Bank Holiday | Bank holiday |
| Saturday, May 09, 2020 | Liberation Day | Local Bank Holiday |
| Tuesday, May 12, 2020 | Lag B'Omer | Jewish holiday |
| Tuesday, May 19, 2020 | Laylat al-Qadr (Night of Destiny) | Muslim |
| Thursday, May 21, 2020 | Ascension Day | Christian |
| Sunday, May 24, 2020 | Eid-al-Fitr | Muslim |
| Monday, May 25, 2020 | Spring Bank Holiday | Bank holiday |
| Friday, May 29, 2020 | Shavuot | Jewish holiday |
| Sunday, May 31, 2020 | Pentecost | Christian |
| Monday, June 01, 2020 | Whit Monday | Christian |
| Sunday, June 07, 2020 | Trinity Sunday | Christian |
| Thursday, June 11, 2020 | Corpus Christi | Christian |
| Saturday, June 13, 2020 | Queen's Birthday | Observance |
| Saturday, June 20, 2020 | June Solstice | Season |
| Sunday, June 21, 2020 | Father's Day | Observance |
| Sunday, July 12, 2020 | Battle of the Boyne | Local Bank Holiday |
| Monday, July 13, 2020 | Battle of the Boyne observed | Local Bank Holiday |
| Thursday, July 30, 2020 | Tisha B'Av | Jewish holiday |
| Friday, July 31, 2020 | Eid-al-Adha | Muslim |
| Monday, August 03, 2020 | Raksha Bandhan | Hindu Holiday |
| Monday, August 03, 2020 | Summer Bank Holiday | Common Local holidays |
| Tuesday, August 11, 2020 | Janmashtami | Hindu Holiday |
| Saturday, August 15, 2020 | Assumption of Mary | Christian |
| Thursday, August 20, 2020 | Muharram/Islamic New Year | Muslim |
| Saturday, August 22, 2020 | Ganesh Chaturthi | Hindu Holiday |
| Monday, August 31, 2020 | Summer Bank Holiday | Common Local holidays |
| Saturday, September 19, 2020 | Rosh Hashana | Jewish holiday |
| Tuesday, September 22, 2020 | September equinox | Season |
| Monday, September 28, 2020 | Yom Kippur | Jewish holiday |
| Saturday, October 03, 2020 | First day of Sukkot | Jewish holiday |
| Sunday, October 04, 2020 | Feast of St Francis of Assisi | Christian |
| Friday, October 09, 2020 | Last day of Sukkot | Jewish holiday |
| Saturday, October 10, 2020 | Shmini Atzeret | Jewish holiday |
| Sunday, October 11, 2020 | Simchat Torah | Jewish holiday |
| Saturday, October 17, 2020 | Navaratri | Hindu Holiday |
| Sunday, October 25, 2020 | Dussehra | Hindu Holiday |
| Sunday, October 25, 2020 | Daylight Saving Time ends | Clock change/Daylight Saving Time |
| Thursday, October 29, 2020 | Prophet's Birthday | Muslim |
| Saturday, October 31, 2020 | Halloween | Observance |
| Sunday, November 01, 2020 | All Saints' Day | Christian |
| Monday, November 02, 2020 | All Souls' Day | Christian |
| Thursday, November 05, 2020 | Guy Fawkes Day | Observance |
| Sunday, November 08, 2020 | Remembrance Sunday | Observance |
| Saturday, November 14, 2020 | Diwali/Deepavali | Observance |
| Sunday, November 29, 2020 | First Sunday of Advent | Observance |
| Monday, November 30, 2020 | St Andrew's Day | Local Bank Holiday |
| Tuesday, December 08, 2020 | Feast of the Immaculate Conception | Christian |
| Friday, December 11, 2020 | First Day of Hanukkah | Jewish holiday |
| Friday, December 18, 2020 | Last day of Hanukkah | Jewish holiday |
| Monday, December 21, 2020 | December Solstice | Season |
| Thursday, December 24, 2020 | Christmas Eve | Observance |
| Friday, December 25, 2020 | Christmas Day | Bank holiday |
| Monday, December 28, 2020 | Boxing Day | Bank holiday |
| Monday, December 28, 2020 | Bank Holiday | Bank holiday |
| Thursday, December 31, 2020 | New Year's Eve | Observance |
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2019
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2021
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