The climate in 52140 Dorchester, IA, USA is characterized by hot summers and cold winters. Average temperatures range from a high of 86 degrees Fahrenheit in the summer months to a low of 12 degrees Fahrenheit in the winter months. The area receives an average of 30 inches of rain per year with snowfall averaging around 27 inches each year. The warmest month is July while the coldest is January. Humidity levels are low throughout the year which helps to keep temperatures comfortable.
Dorchester (zip 52140), Iowa gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Dorchester (zip 52140) averages 41 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 192 sunny days per year in Dorchester (zip 52140). The US average is 205 sunny days.
Dorchester (zip 52140) gets some kind of precipitation, on average, 101 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 82 degrees
Winter Low: the January low is 7
Rain: averages 36 inches of rain a year
Snow: averages 41 inches of snow a year