The Garmin Connect app has revealed the company's plans to offer smartwatches with a new health monitoring sensor. It remains to be seen whether the new functionality will be enabled on existing smartwatches or if Garmin is preparing to restrict the functionality to new and unreleased models.https://www.notebookcheck.net/Garmin-Connect-reveals-future-skin-temperature-sensor-integrations-within-Garmin-smartwatches.690514.0.html
The Venu 2 Plus already has a temperature sensor! You can access it via apps.
So does my Garmin instinct solar