South Lyon (zip 48178), Michigan gets 35 inches of rain, on average, per year. The US average is 38 inches of rain per year.
South Lyon (zip 48178) averages 42 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 180 sunny days per year in South Lyon (zip 48178). The US average is 205 sunny days.
South Lyon (zip 48178) gets some kind of precipitation, on average, 135 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 82 degrees
Winter Low: the January low is 16
Rain: averages 35 inches of rain a year
Snow: averages 42 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for the 48178 zip code is 6.7 (10=best), which means it is more comfortable than most places in Michigan.
6.7 / 10
August, July and June are the most pleasant months in the 48178 zip code, while January and December are the least comfortable months.