sensors

sensors command shows data from various sensors on your computer like CPU temperature, voltage, etc…

To install lm-sensors package, run

apt install lm-sensors

To see sensor data, run the command “sensors”.

boby@sok-01:~$ sensors
k10temp-pci-00c3
Adapter: PCI adapter
Vcore:       844.00 mV 
Vsoc:          1.06 V  
Tctl:         +39.0°C  
Tdie:         +39.0°C  
Icore:         5.00 A  
Isoc:          1.50 A  

boby@sok-01:~$ 

To properly configure sensors, you need to run

sudo sensors-detect

This only needs to run one time to detect your hardware configuration. It will ask many questions, press enter to use default values.