Hi,
Refer this manuscript for temporal analysis of Thermal band
http://www.cge.uevora.pt/GCGW/html/sessions/session19.html
Agone Vikram, Bhamare S.M. "Change Detection of Surface Temperature and its Consequence Using Multi-Temporal Remote Sensing Data and GIS Application to Tapi Basin of India.” Global Conference on Global Warming2011, Lisbon, Portugal. ISBN: 978-989-95091-3-9.
or
https://scholar.google.co.in/citations?view_op=view_citation&hl=en&user=R-Cy9l8AAAAJ&citation_for_view=R-Cy9l8AAAAJ:a0OBvERweLwC