To find out more about your system’s temperature, install acpi. Then do a simple
acpi -V
to get a listing similar to this one:
Battery 0: Full, 100%
Battery 0: design capacity 7800 mAh, last full capacity 4988 mAh = 63%
Adapter 0: on-line
Thermal 0: ok, 63.5 degrees C
Thermal 0: trip point 0 switches to mode critical at temperature 126.0 degrees C
Cooling 0: Processor 0 of 10
Cooling 1: Processor 0 of 10