Jake, According to WebMD:

* The average normal oral temperature is 98.6 °F(37 °C). An oral temperature is 0.5°F (0.3°C) to 1°F (0.6°C) lower than a rectal or ear (tympanic) temperature.

* A rectal temperature is 0.5°F (0.3°C) to 1°F (0.6°C) higher than an ... Login to read more.