Time of the day definitely pay crucial role in price movement of any market. More so cryptocurrency market is especially influence by time difference of regions of the world. When America wake up Asia is going to bed and Australia are already in the next day.
Just because of this we have no timing for rise and fall because we all whales all around the world and they can make impression any time you need to set your own best time for trading and analysis because this can help you a lot and you can manage things for yourself never been take burden and rush this can cause lost and bad health for you
Well, it is true that regions matter in this kind of buisenss, because as any other thing in the world prices of crypto currency depends on the amount of people using it at given time. So, to simply put it, do a simple and basic analysis for a little time and you will figure out about timing of price rise and fall.