In general, the temperature of hard disk is generally higher than room temperature 10-20 degrees, which has little to do with the size of hard disk. Summer is different from winter, the highest temperature in summer can reach 60-70 degrees, and the temperature of SCSI hard disk is higher, which will seriously burn your hands. Generally, the normal working temperature of IDE hard disk is about 30-50 degrees.
It is said that every 5-degree increase in the height of the hard disk will increase the chance of reading errors by 5% (according to newspaper reports).