This two-volume set constitutes the refereed proceedings of the 13th International Conference on Telematics and Computing , WITCOM 2024, which took place in Mazatlan, Mexico, during November 4-8, 2024. The 41 full papers presented in this volume were carefully reviewed and selected from 91 submissions.  The papers focus on the topics of environment monitoring, information systems, IoT, education, artificial intelligence techniques, cybersecurity,  data science, and energy, with applications to different case of study.