sensors

Show temperature and fan sensors

low risk

interactive breakdown — edit the command and press Explain
$ 
What it does

lm-sensors output for CPU, fans and voltages.

Examples
sensorsShow readings · explain & risk-check →
Related
smartctl
Open the full explainer →More in System & Processes

Reference text is hand-written and may be incomplete — check man sensors for your version. Test destructive commands on a non-production system first.