Prophetic Year have been taken by many as talking about equal periods of time. Prophetic Months Other interpretations, (reference 4) have taken instead, prophetic months as equal to an average of 30.44 years based on 365.2422 divided by 12. Prophetic Year In Biblical eschatology a Prophetic Year or Prophetical Year is sometimes regarded as being different from an ordinary year, namely The names Apocalyptic Year and Apocalyptical Year have also been used in some literature, in obvious reference to Revelation, also known as "The Apocalypse of St. John". The fact that the prophets understood a year as 360 days is well attested,
Prophetic Year place, where she is nourished for a time, and times, and half a time, from the face of the serpent. " Revelation 12:14 In ancient times, twelve thirty-day months were used making a total of 360 days for the year. Abraham, used the 360-day year, which was known in Ur. The Genesis account of the flood in the days of Noah illustrated this 360-day year by recording the 150-day interval till the waters abated from the earth. In other words, it indicates a 5-month period as being exactly 150 days in length, or five 30-day months. We see it here