1 Jan	New Year's Day (Scotland)
1 Jan	New Year's Day (ENG, NIR, WAL)
2 Jan	Last day of Hanukkah
5 Jan	Twelfth Night
6 Jan	Epiphany
7 Jan	Orthodox Christmas Day
14 Jan	Orthodox New Year
28 Jan	Lunar New Year
13 Feb	Tu B'Shevat (Arbor Day)
14 Feb	Valentine's Day
28 Feb	Carnival / Shrove Tuesday / Pancake Day
1 Mar	St. David's Day (Wales)
1 Mar	Carnival / Ash Wednesday
14 Mar	Purim
17 Mar	St Patrick's Day (Northern Ireland)
26 Mar	Isra and Mi'raj
26 Mar	Mother's Day
9 Apr	Palm Sunday
13 Apr	Maundy Thursday
13 Apr	First day of Passover
14 Apr	Orthodox Good Friday
14 Apr	Good Friday
15 Apr	Holy Saturday
15 Apr	Orthodox Holy Saturday
16 Apr	Orthodox Easter
16 Apr	Easter Sunday
17 Apr	Orthodox Easter Monday
17 Apr	Easter Monday (ENG, NIR, WAL)
20 Apr	Last day of Passover
23 Apr	St. George's Day
23 Apr	Shakespeare Day
25 Apr	Yom HaShoah
28 Apr	Ramadan Start
16 May	Lag B'Omer
23 May	Laylatul Qadr (Night of Power)

25 May	Ascension Day
28 May	Eid ul Fitr
2 Jun	Shavuot
4 Jun	Pentecost
5 Jun	Whit Monday
5 Jun	Spring Bank Holiday
11 Jun	Trinity Sunday
15 Jun	Corpus Christi
3 Aug	Tisha B'Av
4 Aug	Eid al-Adha
7 Aug	Summer Bank Holiday
15 Aug	Assumption of Mary
24 Aug	Muharram/Islamic New Year
2 Sep	Ashura
23 Sep	Rosh Hashana
2 Oct	Yom Kippur
4 Oct	Feast of St Francis of Assisi
7 Oct	First day of Sukkot
13 Oct	Hoshana Rabbah
14 Oct	Shemini Atzeret
15 Oct	Simchat Torah
31 Oct	Halloween
1 Nov	All Saints' Day
2 Nov	All Souls' Day
2 Nov	Milad un Nabi (Mawlid)
5 Nov	Guy Fawkes Day
11 Nov	Remembrance Sunday
3 Dec	First Sunday of Advent
8 Dec	Feast of the Immaculate Conception
15 Dec	First Day of Hanukkah
22 Dec	Last day of Hanukkah
24 Dec	Christmas Eve
25 Dec	Christmas Day
26 Dec	Boxing Day (ENG, NIR, WAL)
31 Dec	New Year's Eve

Add more holidays/observances: Clock Change Dates | Seasons

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