Psensor – Monitor Linux Temperature from GUI / CPU Temperature / CPU Thermal Reading
Psensor is a GTK+ (Widget Toolkit for creating Graphical User Interface) based tool to monitor hardware temperature and display real time graphs. It also has a temperature threshold alarm capability.
Psensor program depends on lm-sensor and hddtemp packages and these two packages must be installed on the system in order to install Psensor.
You can install Psensor on Debian based distributions such as Ubuntu and Mint or on Arch, and OpenSuse using the apt tool.
sudo apt install psensor
You can also monitor from the CLI with sensors-detect
sensors-detect