Ah, Fahrenheit. I remember that from the olden days
Fahrenheit=((Celsius*9)/5)+32
If you're looking for something more specific to PYWWS you might try asking on the mailing list or Google Group that are linked from
http://code.google.com/p/pywws/
This isn't a bad place to ask but it's rather specialist software, so forums dedicated to discussion of it are a better bet to getting an answer.