The 3rd day of waxing Moon holds the clue to the nature of the monsoon in the upcoming season. This phase of the moon is popularly known as “MoonRaam Pirai" the 3rd phase of the crescent moon. People consider it to be rare to see this as it will be low in the sky and hidden by clouds in the monsoon season. But this phase of the crescent must be somehow sighted to make sure that the tips of the crescent are in the expected positions that guarantee good monsoon and reasonable price level. This also means that the path of moon and earth has to be in ideal places which ensure ideal meteorological activities for a good monsoon.
The two tips of the crescent are in north and south directions. The tips may be even or one tip may be higher than the other. The comparison between the tips is done on “MoonRaam piRai”. The position of a tip at a higher level than the other in certain months ensures good rainfall.
The northern tip must be higher than the southern tip for the
eight months starting from the solar month of Vaigasi / Taurus until the
solar month of Margazhi / Sagittarius.The two tips must be even in the next two
months of Thai and Maasi. The Southern tip must be higher than the
northern tip in the next months of Panguni and Chiththirai.