Karthigai Masam 2025 (Karthigai Month) in Tamil Nadu

Karthigai masam, Karthikai masam, is the eighth month as per Tamil Calendar. In 2025, Karthigai masam starts on November 17 and ends on December 15 (29 days).

This month, Karthigai, got its name from the Tamil star ‘Krithiga. Karthikai masam is the favorite month for Lord Muruga, Lord Shiva and Lord Vishnu as per the Tamil beliefs.

Many major festivals are celebrated in the month of Karthika in Tamil Nadu. Karthikai Deepam and Maha Bharani are the important Karthikai festivals. Karthikai Deepam 2025 date is December 3. Karthikai Deepam falls on the Full Moon or Pournami in Karthikai month.

Karthigai Deepam is celebrated with lot of gusto in Thiruvannamali Arunachaleshwara Temple. Karthikai Somavara vratham, Shiva puja on auspicious Mondays during Kartik month, is one of the major vratha during Karthikai masam.

On the day when Tamil nakshatra or star ‘Bharani falls during Karthikai masam, that auspicious day is celebrated as Bharani Deepam or Mahabharani. On this day sacred bonfires known as ‘Sokkapaanai are performed in the temples. In Karthigai masam, Ayyappa devotees start their Ayyappa Deeksha or start pilgrimage to Shabarimala.

Karthigai Masam coincides with Kartik month in Hindi, Gujarati, Marathi, Telugu, and Kannada calendars.

This month coincides with Vrischikam month in Malayalam calendar.

Important festivals and auspicious days in Karthigai Masam 2025 in Tamil calendar…..

Monday, 17 November 2025 – Shabarimala Vratam begins, Pradosham, Mudavan Muzhukku

18 November 2025 – Masa Shivaratri

19 November 2025 – Amavasyai

21 November 2025 – Chandra Darshanam

23 November 2025 – Satya Saibaba Jayanti

24 November 2025 – Chaturthi Vratam, Vastu Day

Tuesday, 25 November 2025 – Vivah Panchami

26 November 2025 – Shashti Vratam, Shravana Vratam

Monday, 1 December 2025 – Mokshada Ekadashi, Kaishika Ekadashi, Guruvayoor Ekadashi

Monday, 1 December 2025 – Gita Jayanti

2 December 2025 – Pradosham

Wednesday, 3 December 2025 – Karthikai Deepam, Bharani Deepam, Annamalai Deepam

Thursday, 4 December 2025 – Margashirsha Purnima, Paurnami Vratham, Sarvalaya Vaikhanasa Pancharatra Deepam

Thursday, 4 December 2025 – Dattatreya Jayanti (Datta Jayanti)

8 December 2025 – Sankatahara Chaturthi

11 December 2025 – Sharadadevi Jayanti

14 December 2025 – Narayaneeya Dinam

Monday, 15 December 2025 – Saphala Ekadashi

Days, dates in Karthigai Masam 2025

17 November 2025 – Karthigai Masam, Day 1

18 November 2025 – Karthigai Masam, Day 2

19 November 2025 – Karthigai Masam, Day 3

20 November 2025 – Karthigai Masam, Day 4

21 November 2025 – Karthigai Masam, Day 5

22 November 2025 – Karthigai Masam, Day 6

23 November 2025 – Karthigai Masam, Day 7

24 November 2025 – Karthigai Masam, Day 8

25 November 2025 – Karthigai Masam, Day 9

26 November 2025 – Karthigai Masam, Day 10

27 November 2025 – Karthigai Masam, Day 11

28 November 2025 – Karthigai Masam, Day 12

29 November 2025 – Karthigai Masam, Day 13

30 November 2025 – Karthigai Masam, Day 14

1 December 2025 – Karthigai Masam, Day 15

2 December 2025 – Karthigai Masam, Day 16

3 December 2025 – Karthigai Masam, Day 17

4 December 2025 – Karthigai Masam, Day 18

5 December 2025 – Karthigai Masam, Day 19

6 December 2025 – Karthigai Masam, Day 20

7 December 2025 – Karthigai Masam, Day 21

8 December 2025 – Karthigai Masam, Day 22

9 December 2025 – Karthigai Masam, Day 23

10 December 2025 – Karthigai Masam, Day 24

11 December 2025 – Karthigai Masam, Day 25

12 December 2025 – Karthigai Masam, Day 26

13 December 2025 – Karthigai Masam, Day 27

14 December 2025 – Karthigai Masam, Day 28

15 December 2025 – Karthigai Masam, Day 29