Good question @chazzary. Other than manually toggling off notifications during these times, there is not currently a way to do so automatically. It sounds like you will benefit from our upcoming Modes feature though! Modes will allow you to control what all of your devices do based on a customizable mode. Check out our Community post on Modes to learn more
Hi @Estelle, your concerns seem different then the one in this post. It might be helpful if you start a new post in a board specific to the device you are experiencing this with so that other neighbors can discuss it with you. This article might help you when creating your post. Thanks!