The 10th International Temperature Symposium (ITS10) was held in Anaheim California on April 3rd to 7th, 2023. More than 180 abstracts were received and accepted and 159 of those were presented at the symposium. This document is a record of the symposium program as it occurred. The program consisted of 5 plenary sessions, 28 parallel sessions, 3 poster sessions and 3 introductory workshop courses. A total of 15 invited speakers were included in the program whose expertise and presentation subject matter covered a wide range of topics within the overarching theme of: "Temperature, humidity and trace moisture, their measurement and control in science and industry".