There are 12 months in Hindu lunar Calendar:
1. Chaitra (30 / 31* Days) Begins March 22 / 21*
2. Vaisakha (31 Days) Begins April 21
3. Jyaistha (31 Days) Begins May 22
4. Asadha (31 Days) Begins June 22
5. Shravana (31 Days) Begins July 23
6. Bhadra (31 Days) Begins August 23
7. Asvina (30 Days) Begins September 23
8. Kartika (30 Days) Begins October 23
9. Agrahayana (30 Days) Begins November 22
10. Pausa (30 Days) Begins December 22
11. Magha (30 Days) Begins January 21
12. Phalguna (30 Days) Begins February 20