Hamilton County, Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Hamilton County averages 30 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Hamilton County. The US average is 205 sunny days.
Hamilton County gets some kind of precipitation, on average, 92 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 84 degrees
Winter Low: the January low is 9
Rain: averages 36 inches of rain a year
Snow: averages 30 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for Hamilton County is 6.9 (10=best), which means it is more comfortable than most places in Iowa.
8.9 / 4.5
Summer / Winter
June, September and August are the most pleasant months in Hamilton County, while January and December are the least comfortable months.