Thermostat state based on exterior temperature?

[erktrek]

Another factor you might want to consider is dewpoint..

@Guffman wrote a sensor for this..

https://raw.githubusercontent.com/guffman/Hubitat/master/apps/VirtualDewpointSensor.groovy

Here's a post of pertaining to the installation (Node-RED NOT required!)

Using indoor dew-point and node-red to control temperature/relative humidity

After installing and configuring the app, the result is a new Virtual Temperature Sensor that contains the dewpoint computed from any temperature and humidity sensor. Do the following: Step 1 - Navigate to the "Apps" page, then click on "Add User App": [Screen Shot 2021-06-24 at 8.00.25 AM] A new popup window will present all of the User Apps you have installed, including the Virtual Dewpoint Sensor. Step 2 - Click on the Virtual Dewpoint Sensor tile: [Screen Shot 2021-06-24 at 8.13.04 A…