Not so many new good coins on the market. Bitcoin still dominated the cryptocurrency market and look at the price of bitcoin right now and it was actually affecting the altcoin market.
Altcoin season depends on bitcoin.
A lot of exchange sites are halting its IEO service due to the bearish trend of bitcoin. You can see that through use icodrop site and not so many exchange site is adding a new IEO. Altcoin season will never come when we always on this situation.