In Hindu tradition, one human year is believed to be one day for Gods. For Gods, it is Day during Uttarayana and it is night during Dakshinayana . Uttarayana starts on Makar Sankramana Day usually January 14th or 15th. Uttarayana festival in 2024 begins on January 15. The day is also marked on December 21, 2023 in some calendars. Please note that there are many scholars in India who believe that the Uttarayana Punyakalam or winter solstice falls on the 21st of December. But this has been ignored for observing Uttarayan festival. Please not that sun's northern transit or Uttarayana in North Indian and western India calendars begins on December 21, 2023. But Uttarayan festival is observed on January 15 on Makar Sankranti day. Uttarayana Meaning Uttarayana means the northern movement of the sun. Importance of Uttarayana Punyakalam Uttarayana and Dakshinayana comprises of six months each. The period starting from Capricorn Zodiac (Makara Rashi) up to Gemini