Winchester, Idaho gets 22 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Winchester averages 67 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 170 sunny days per year in Winchester. The US average is 205 sunny days.
Winchester gets some kind of precipitation, on average, 138 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 78 degrees
Winter Low: the January low is 23
Rain: averages 22 inches of rain a year
Snow: averages 67 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Winchester is 6.3 (10=best), which means it is less comfortable than most places in Idaho.
8.9 / 3.9
Summer / Winter
July, August and September are the most pleasant months in Winchester, while December and January are the least comfortable months.