Yup.  If you have a Nest Thermostat and an iPhone, then you are on luck.  You can get your nest data on our Pebble.  Sweet.  Right now its read only, but the dev is working on change the temp from the watch!   Nice.  Lets keep an eye out and with him luck.

http://forums.getpebble.com/discussion/6556/nest-thermostat-with-pebble