Middletown, IA (52638) has a humid continental climate, with warm to hot summers and cold winters. The area experiences an average of 36 inches of rain per year, as well as an average of 57 inches of snowfall annually. Annual temperatures range from an average low of 22°F (-6°C) in January to an average high of 85°F (29°C) in July. The area can experience extreme fluctuations in temperature, ranging from temperatures as low as -22°F (-30°C) to highs up to 105°F (41°C).
Middletown (zip 52638), Iowa gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Middletown (zip 52638) averages 24 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in Middletown (zip 52638). The US average is 205 sunny days.
Middletown (zip 52638) gets some kind of precipitation, on average, 106 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 86 degrees
Winter Low: the January low is 16
Rain: averages 39 inches of rain a year
Snow: averages 24 inches of snow a year