This paper designed a Web temperature monitoring system using Raspberry Pi system based on embedded technology, network technology, web technology for the design of a platform that can be measured or a plurality of test points for remote monitoring, and the use of database data storage and access function, combined with Chart.js and jQuery two JavaScript library to display data, using Raspberry instead of Pi station to the virtual host or host via the Internet cloud, Raspberry Pi acquisition of the temperature information uploaded to the Internet, open the URL after fixed by remote mobile phone, tablet computer, Internet equipment to obtain the temperature information, temperature information through the histogram and the form in the form of a web page directly the display device on the Internet, users can easily through the Internet platform in the need to measure the temperature information work Collect and analyze data in the environment to make final decisions.