This module within Web of Science's InCites allows you to evaluate and compare journals using citation data drawn from Web of Science. Impact Factors and Journal Quartiles are provided for all the journals indexed by Web of Science.
Journal Citation Reports Impact Factor allows for the comparison and ranking of journals within the same discipline. The Impact Factor only measures the interest of other researchers in an article, not its importance and usefulness. More information about the Impact Factor is available on the JCR Impact Factor help page.
To find the Impact Factor of a journal:
carry out an author search in Web of Science
click on the title of the article which is published in the journal you're interested in to bring up the record of the article
scroll down to the 'Journal Information' section, and click on the 'Journal Citation Reports' link
this will take you into JCR and display the current and historical Impact Factor of the journal
To find the Journal Quartile in JCR:
scroll to the bottom of the page and click on 'Rank' on the bottom left hand menu