Lord Rama was born on Navami Tithi during Shukla Paksha of Chaitra month. Each year this day is celebrated as birthday of Lord Rama. Lord Rama was born during Madhyahna period which is middle of Hindu day. Madhyahna which prevails for six Ghatis (approximately 2 hours and 24 minutes) is the most auspicious time to perform Rama Navami Puja rituals. The mid-point of Madhyahna marks the moment when Shri Rama was born and temples symbolize this moment as birth moment of Lord Rama. The chanting of Shri Rama and celebration reaches its peak during this time.

Due to widespread use of western clock and Gregorian calendar people assume 12 p.m. as Madhyahna moment. This could have been correct if sunrise and sunset occur exactly at 6 a.m. and 6 p.m. respectively but at most places sunrise and sunset timings are different from six O’clock. Hence the exact time to celebrate birthday of Lord Rama falls between 11 a.m. and 1 p.m. for most Indian cities. DrikPanchang.com list Hindu midday moment for all cities and this moment should be used to mark the birth of Shri Rama.

Hanuman Jayanti is celebrated on full moon day during Chaitra month. Hanuman, who is also known as Vanara God, was born on this day and Hanuman Jayanti is celebrated to commemorate the birth of Hanuman.

Devotees observe Hanuman Jayanti during different time of the year according to their regional beliefs and the type of calendar being followed. Hanuman Jayanti during Chaitra Purnima is the most popular one in North Indian states.

In Andhra, Hanuman Jayanthi is celebrated for 41-days which starts on Chaitra Purnima and ends on the tenth day during Krishna Paksha in Vaishakha month. In Andhra Pradesh devotees begin 41-days Deeksha on Chaitra Purnima and conclude it on Hanuman Jayanthi day.

In Tamil Nadu Hanuman Jayanti is known as Hanumath Jayanthi and observed during Margashirsha Amavasya. In Gregorian calendar Tamil Hanuman Jayanti falls in January or December.

It is believed that Hanuman was born at Sunrise. On Hanuman Jayanti day temples start spiritual discourses at dawn before Sunrise and stop it after Sunrise.

Hanuman, an ardent devotee of Lord Rama and Sita himself, is also known as Anjaneya.

Parashurama Jayanti is celebrated as birth anniversary of sixth incarnation of Lord Vishnu. It falls during Shukla Paksha Tritiya in the month of Vaishakha. It is believed that Parashurama was born during Pradosh Kala and hence the day when Tritiya prevails during Pradosh Kala is considered for Parashurama Jayanti celebrations. The purpose of the sixth incarnation of Lord Vishnu is to relieve the Earth's burden by exterminating the sinful, destructive and irreligious monarchs that pillaged its resources and neglected their duties as kings.

According to Hindu belief unlike all other avatars Parashurama still lives on the Earth. Therefore, unlike Rama and Krishna, Parashurama is not worshipped. In South India, at the holy place Pajaka near Udupi, one major temple exists which commemorates Parashurama. There are many temples at the western coast of India which are dedicated to Lord Parashurama.

The Kalki Purana states that Parashurama will be the martial guru of Shri Kalki, the 10th and final Avatar of Lord Vishnu. It is not the first time that 6th Avatar of Lord Vishnu will meet another Avatar. According to Ramayana, Parashurama came to the betrothal ceremony of Sita and Lord Rama and met the 7th Avatar of Lord Vishnu.