There is a post about this in the archived section here but there are further HTML errors in part of the code that could be fixed up:
<PRE>
<FONT COLOR="" SIZE=+2 style="font-family: Arial"><B>Averages\Extremes for day :01</font></B>
<FONT COLOR="#000000" style="font-family: Fixedsys">
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Maximum heat index 26.1