1 Jan	New Year's Day
3 Jan	'New Year's Day' observed
4 Jan	2nd January (substitute day) (Scotland)
5 Jan	Twelfth Night
6 Jan	Epiphany
7 Jan	Orthodox Christmas Day
14 Jan	Orthodox New Year
20 Jan	Tu B'Shevat (Arbor Day)
3 Feb	Lunar New Year
14 Feb	Valentine's Day
16 Feb	Milad un Nabi (Mawlid)
1 Mar	St. David's Day (Wales)
2 Mar	Maha Shivaratri
8 Mar	Carnival / Shrove Tuesday / Pancake Day
9 Mar	Carnival / Ash Wednesday
17 Mar	St Patrick's Day (Northern Ireland)
20 Mar	Holi
20 Mar	Purim
3 Apr	Mother's Day
17 Apr	Palm Sunday
19 Apr	First day of Passover
21 Apr	Maundy Thursday
22 Apr	Orthodox Good Friday
22 Apr	Good Friday
23 Apr	Holy Saturday
23 Apr	Orthodox Holy Saturday
23 Apr	St. George's Day
23 Apr	Shakespeare Day
24 Apr	Orthodox Easter
24 Apr	Easter Sunday
25 Apr	Orthodox Easter Monday
25 Apr	Easter Monday (ENG, NIR, WAL)
26 Apr	Last day of Passover
29 Apr	Royal Wedding Bank Holiday
2 May	Yom HaShoah
2 May	Early May Bank Holiday
2 May	St. George's Day
10 May	Yom HaAtzmaut
22 May	Lag B'Omer
30 May	Spring Bank Holiday
2 Jun	Ascension Day
8 Jun	Shavuot
11 Jun	Queen Elizabeth II's Birthday
12 Jun	Pentecost

13 Jun	Whit Monday
19 Jun	Trinity Sunday
19 Jun	Father's Day
23 Jun	Corpus Christi
29 Jun	Isra and Mi'raj
12 Jul	Battle of the Boyne (Northern Ireland)
1 Aug	Ramadan Start
1 Aug	Summer Bank Holiday (Scotland)
9 Aug	Tisha B'Av
13 Aug	Raksha Bandhan
15 Aug	Assumption of Mary
22 Aug	Janmashtami
26 Aug	Laylatul Qadr (Night of Power)
29 Aug	Summer Bank Holiday (ENG, NIR, WAL)
31 Aug	Eid ul Fitr
1 Sep	Ganesh Chaturthi
28 Sep	Navaratri
29 Sep	Rosh Hashana
4 Oct	Feast of St Francis of Assisi
6 Oct	Dussehra
8 Oct	Yom Kippur
13 Oct	First day of Sukkot
19 Oct	Hoshana Rabbah
20 Oct	Shemini Atzeret
21 Oct	Simchat Torah
26 Oct	Diwali/Deepavali
31 Oct	Halloween
1 Nov	All Saints' Day
2 Nov	All Souls' Day
5 Nov	Guy Fawkes Day
7 Nov	Eid al-Adha
13 Nov	Remembrance Sunday
27 Nov	First Sunday of Advent
27 Nov	Muharram/Islamic New Year
30 Nov	St Andrew's Day (Scotland)
6 Dec	Ashura
8 Dec	Feast of the Immaculate Conception
21 Dec	First Day of Hanukkah
24 Dec	Christmas Eve
25 Dec	Christmas Day
26 Dec	Boxing Day
27 Dec	Bank Holiday
28 Dec	Last day of Hanukkah
31 Dec	New Year's Eve

Add more holidays/observances: Clock Change Dates | Seasons

	New Moon.		1st Quarter.
	Full Moon.		3rd Quarter.