I just pushed a Python package for Klout-to-Graphite that will easily allow you to graph your Klout within Graphite.
This started with a few minutes after lunch at SeatGeek where we were checking various Klout scores. Since I tend to graph... everything... I quickly setup a cron script to start collecting the metrics for Graphite.
To run it:
Ideally this is run in cron, we use 30 minutes. Over the course of 2 weeks there is already a few rank changes and large jumps due to adding new social networks to Klout.