My house is on the cool side, at around the lower recommended temperature for kefir making. (mommypotamus.com)
The best source for recommended temperature ranges for specific species is your veterinarian. (avianexoticsvet.com)
The typical recipes call for 200 - 220 °F for 6 - 8 hours, and it seems like I need to check or add additional fuel each half hour which sometimes makes the temperature drop below the recommended temperature. (fieryfoodscentral.com)