West Branch, IA has a humid continental climate with warm summers and cold winters. Temperatures in the summer generally range between 59°F and 83°F while temperatures in the winter can dip down to as low as -16°F. The area typically sees around 30 inches of rain each year, spread out over the course of around 10 rainy days. Snowfall is also common, with an average of 8 inches per month in January and February.
West Branch, Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
West Branch averages 26 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 West Branch. The US average is 205 sunny days.
West Branch gets some kind of precipitation, on average, 98 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 85 degrees
Winter Low: the January low is 13
Rain: averages 36 inches of rain a year
Snow: averages 26 inches of snow a year