To help compare different orders of magnitude this page lists temperatures between 1027 kelvin and 1030 kelvin.
Temperatures lower than 1027 K
1027 - 1028 K -- Approximate temperature at which the symmetry of Grand Unified Theory is broken. Occurs 10-35 s after the Big Bang.
Temperatures higher than 1030 K
Conversion Calculator for Units of TEMPERATURE (http://www.ex.ac.uk/cimt/dictunit/cctemp.htm)