There is a program inside the image of hirens
http://servoblog.com/smforum/index.php/topic,19.0.htmlDownload the hirens image and extract with winrar the .iso file to anywhere in your pc, go inside and localize the file "Autorun.exe" inside the folder "Wintools". There is a program called "SWI" inside the submenu "Sysinfo". After you launch the program in the left hand side menu go to Hardware>Sensors, there is plenty of info about all the temperatures you can know in your computer.
I have 61 degrees centigrades in my cpu AMD turion 64 ML-40

Why are you worried about the temperature of your pc? Normally the systom of have an excess of temperature is blue screen or system reboots.
