@echo off
for /f "skip=1 tokens=2 delims==" %%A in ('wmic /namespace:\\root\wmi PATH MSAcpi_ThermalZoneTemperature get CurrentTemperature /value') do (
   set Kel=%%~A
)
set /a Deg=Kel*10-27315
set CPU_Temp=%Deg:~0,-2%.%Deg:~-2%
echo CPU temperature: %CPU_Temp% C