Waterville, IA enjoys a moderate climate with mild winters and warm summers. Average high temperatures in the summer months reach up to 88 degrees Fahrenheit, while average lows in the winter rarely dip below 20 degrees Fahrenheit. The city receives an average of 40 inches of precipitation each year, with most of it falling between April and September. Waterville is also relatively humid, with the humidity often reaching over 65% in the summer months.
Waterville, Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Waterville averages 38 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 195 sunny days per year in Waterville. The US average is 205 sunny days.
Waterville gets some kind of precipitation, on average, 102 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.
Weather Highlights
Summer High: the July high is around 83 degrees
Winter Low: the January low is 9
Rain: averages 36 inches of rain a year
Snow: averages 38 inches of snow a year