1 Jan	New Year's Day (England, Wales)
1 Jan	New Year's Day (Scotland)
5 Jan	Twelfth Night
6 Jan	Epiphany
6 Jan	Orthodox Christmas Day
13 Jan	Orthodox New Year
31 Jan	Tu B'Shevat (Arbor Day)
14 Feb	Valentine's Day
15 Feb	Lunar New Year
17 Feb	Carnival / Shrove Tuesday / Pancake Day
18 Feb	Carnival / Ash Wednesday
1 Mar	Purim
1 Mar	St. David's Day (Wales)
15 Mar	Mother's Day
29 Mar	Palm Sunday
31 Mar	First day of Passover
2 Apr	Maundy Thursday
3 Apr	Orthodox Good Friday
3 Apr	Good Friday
4 Apr	Holy Saturday
4 Apr	Orthodox Holy Saturday
5 Apr	Orthodox Easter
5 Apr	Easter Sunday
6 Apr	Orthodox Easter Monday
6 Apr	Easter Monday (ENG, NIR, WAL)
7 Apr	Last day of Passover
13 Apr	Yom HaShoah
23 Apr	St. George's Day
23 Apr	Shakespeare Day
3 May	Lag B'Omer
12 May	Isra and Mi'raj
14 May	Ascension Day
20 May	Shavuot
24 May	Pentecost

25 May	Whit Monday
25 May	Spring Bank Holiday
31 May	Trinity Sunday
4 Jun	Corpus Christi
14 Jun	Ramadan Start
9 Jul	Laylatul Qadr (Night of Power)
14 Jul	Eid ul Fitr
21 Jul	Tisha B'Av
3 Aug	Summer Bank Holiday
15 Aug	Assumption of Mary
10 Sep	Rosh Hashana
19 Sep	Yom Kippur
20 Sep	Eid al-Adha
24 Sep	First day of Sukkot
30 Sep	Hoshana Rabbah
1 Oct	Shemini Atzeret
2 Oct	Simchat Torah
4 Oct	Feast of St Francis of Assisi
10 Oct	Muharram/Islamic New Year
19 Oct	Ashura
31 Oct	Halloween
1 Nov	All Saints' Day
2 Nov	All Souls' Day
5 Nov	Guy Fawkes Day
29 Nov	First Sunday of Advent
3 Dec	First Day of Hanukkah
8 Dec	Feast of the Immaculate Conception
10 Dec	Last day of Hanukkah
19 Dec	Milad un Nabi (Mawlid)
24 Dec	Christmas Eve
25 Dec	Christmas Day
26 Dec	Boxing Day (England, Wales)
28 Dec	Bank Holiday
31 Dec	New Year's Eve

Add more holidays/observances: Clock Change Dates | Seasons

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