3 Sleeping Habits: Hamsters are nocturnal. They sleep during the day and become active in the evening. Interfering with this normal cycle may cause stress, biting, health problems, and possibly early death.

What time do hamsters sleep at?

Most hamsters will go to sleep mid-morning and wake up periodically through the day in order to change positions, use the bathroom or if they are startled. He will begin to wake up during the early evening and be fully awake come night.

Is it bad if my hamster sleeps at night?

If you notice that your hamster seems to stay awake all through the night, don't be concerned. It's only natural for hamsters to not sleep at night, because they're nocturnal. Wrapping or covering your hamster's cage and making his environment darker won't encourage him to sleep.