Original sentence: George lies in a desert and averages 8.27 inches (210 mm) of precipitation annually.Snow is rare, but not unheard of, averaging 0.8 inches (2.1 cm) annually
Edited sentence: George lies in a desert and averages 8.25 inches (210 mm) of precipitation annually.Snow is rare, but not unheard of, averaging 3.2 inches (8.1 cm) annually