Best of all, if you have an Apple HomePod, you already have temperature and humidity sensors on board. Here's how to create temperature and humidity automations in the Apple Home app.

Enable the HomePod 2 and HomePod Mini's built-in temperature and humidity sensors and turn the devices into indoor weather stations.

A humidity sensor includes a manual fan switch, but if your sensor is setup correctly it should turn on and off based on the humidity in the room.

Every single sensor is different, so the capabilities of each one, even within a single category, may be different. Temperature/humidity sensor ...

Temperature and humidity measurements are a nice addition to many hobby projects. But [Rajendra Bhatt] makes the point that many of these sensors have a price tag that is well above what most hobbi… ...