Here's how to convert 101.3 degrees Fahrenheit to Celsius:

Formula:

* Celsius = (Fahrenheit - 32) * 5/9

Calculation:

1. Subtract 32 from Fahrenheit: 101.3 - 32 = 69.3

2. Multiply by 5/9: 69.3 * (5/9) = 38.5

Therefore, 101.3 degrees Fahrenheit is equal to 38.5 degrees Celsius.