Vaikasi

Vaikasi is the second month of the Tamil calendar. The name of the month is derived from the position of the Moon near the Vaisakhanakshatra (star) on the pournami (full moon) day. The month corresponds to ila-venil (spring) season, and falls in May–June in the Gregorian calendar.

In the Hindulunar calendar, it corresponds to the second month of Vaishakha, falling in the Gregorian months of April–May.

In the Hindu solar calendar, it corresponds to the second month of Vṛṣabha and begins with the Sun's entry into Taurus.

In the Vaishnav calendar, it corresponds to the second month of Madhusudanah.