January

Saturday

03

Duruthu Full Moon Poya Day 

January

Thursday

15

Tamil Thai Pongal Day

February

Sunday

01

Navam Full Moon Poya Day (Navam Full Moon Poya Day - The Navam full moon Poya day celebrates the appinment of Buddha’s two chief disciples and the first-ever Buddhist Council held after the passing away of Lord Buddha)

February

Wednesday

04

National Day (Sri Lanka's Independence Day is celebrated on 4th of February and commemorates the independence from Colonial British rule in 1948)

February

Sunday

15

Mahasivarathri Day

March

Monday

02

Madin Full Moon Poya Day 
(Celebration of Lord Buddha’s visit to his hometown Kapilavastu)

March

Saturday

21

April

Wednesday

01

Bak Full Moon Poya Day 

(Bak Full moon Poya Day celebrates Lord Buddha’s second visit to Sri Lanka to make peace between two warring local chiefs, who were also uncle and nephew)

April

Friday

03

Good Friday (Good Friday- is a religious Holiday commemorated by the Christian community in Sri Lanka commemorating the crucifixion of Jesus Christ and his death at Calvary)

April

Monday

13

Day Prior to Sinhala and Tamil New Day

April

Tuesday

14

Sinhala & Tamil New Year Day (A local harvest festival and the beginning of traditional New Year, which carries a close resemblance to many New Year festivals found in the region)

May

Friday

01

May day 

May

Friday

01

Vesak Full Moon Poya Day 
(Commemorates the birth, enlightenment and death of Lord Gautama Buddha and is celebrated in its full glory in Sri Lanka)

May

Saturday

02

Day following Vesak Full Moon Poya Holiday Day 
(Commemorates the birth, enlightenment and death of Lord Gautama Buddha and is celebrated in its full glory in Sri Lanka)

May

Thursay

28

Id-Ul-Alha(Hadji Festival Day) (Adha is a three day global Islamic festival and is part of the Hajj or the pilgrimage to Mecca

May

Saturday

30

Adhi Poson Full Moon Poya Day 

June

Monday

29

Poson Full Moon Poya Day (Commemorates the arrival of Buddhism to Sri Lanka from India and is celebrated as widely and as grandly as Vesak itself)

July

Wednesday

29

Esala Full Moon Poya Day (Celebrates the delivery of Lord Buddha’s first discourse 'Dhammacakkappavattana Sutra' to five disciples at the deer park of Isipathana and commencement of Vas or Rainy Season retreat for Bikkhus)

August

Wednesday

26

Milad-Un-Nabi (Holy Prophet's Birthday.'Mawlid' is Celebrated by Muslims during the month of Rabiulawal, the third month of the Muslim calendar.)

August

Thursday

27

Nikini Full Moon Poya Day (The historic Kandy Esala Perahara ends on this day while Seruwila Raja Maha Viharaya and Bellanwila Raja Maha Vihara annual Perahera are held during the month of Nikini)

September

Saturday

26

Binara Full Moon Poya Day (The Buddhist Bikkhuni Order was established on a Binara Full moon Poya day) 

October

Sunday

25

Vap Full Moon Poya Day(Marks Buddha's preaching of Abhidamma to the gods in Tavatimsa and the end of the Buddhist period of fasting)

November

Sunday

08

Deepavali Festival Day(Diwali marks the return of Lord Rama, who was the seventh incarnation of Vishnu, from a fourteen year exile.)

November

Tuesday

24

Ill Full Moon Poya Day(Commemorates Buddha's ordination of sixty disciples as the first missionaries)

December

Wednesday

23

Unduvap Full Moon Poya Day(Celebrates the arrival of the Bo tree sapling in Anuradhapura, brought by Ashoka's daughter, Sangamitta)

December

Friday

25

Christmas Day(Christmas Day celebrates the Nativity of Jesus.On this day, over 2 billion people (over a third of the world's population) will celebrate the birth of Christ.)