Every one wants and try to buy bitcoin for the cheaper price. right now bitcoin price is not cheap but it is still cheaper then before, if you tend to buy bitcoin for a good price I think this is the right time to buy.
there is no prediction about bitcoin. the price mey get lowered but the increase chance is higher then decrease,
Honestly we can't really determined whether the current is cheap or considered as high price to buy bitcoins.
As long as the current trend is concerned, we can fully analyze if that price can be considered to take some another accumulations of coins. More importantly is your guts of facing the risk after you did some buying moves. So if you feel it and you think your analyzations has strong basis then just go on with your decision.