enderman zombie skeltons spawnaying in the day not under any thing

Put the summary of the bug you're having here

What I expected to happen was...:
only peaceful mobs during day!!!!!!!!!!!!!!!!!!!!!

What actually happened was...:
i set time to day and then zombies enderman skeltons spawned

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...set time to night
3. ...then right after set time to day