January

1st New Year's Day

6th Epiphany

Yuan Tan

February

2nd Candlemas

Valentine's Day

Vasanta Panchami

Shrove Tuesday

Ash Wednesday

Lent

March

1st St. David's Day

Mothering Sunday (4th Sunday in Lent)

15th Al-Hijra

17th St. Patrick's Day

20th/21st First day of Spring

25th Lady Day

April

1st April Fools' Day

Passover/Pesach

8th Hanamatsuri

Maundy Thursday

The Last Supper

Good Friday

Easter Day

13th/14th Vaisakhi

21st Queen's Birthday

23rd St. George's Day

May

1st Mayday

Ascension Day

Whitsuntide, Pentecost, Shavuot

Wesak

June

Dragon Boat Day

Fathers' Day

21st/22nd Midsummer - First day of Summer

July

4th America's Independence Day

15th St. Swithun's Day

September

Rosh Hashana

Yom Kippur

22nd/23rd First day of Autumn

29th Michaelmas

Harvest

October

Sukkot

Divali (Sikh)

31st Halloween

November

1st All Saints Day

5th Bonfire Night

Ramadan

Eid

11th Remembrance Day

30th St. Andrew's Day

December

Divali (Hindu)

Hanukkah

Advent

St. Nicholas' Day

21st First day of Winter

25th Christmas Day