Le Mars, IA has a humid continental climate with cold winters and warm summers. Temperatures often reach the low 80s in the summer months and average around the low 20s during winter months. Precipitation is spread relatively evenly throughout the year, with snowfall occurring most frequently between December and March. The area experiences a range of temperatures, with lows ranging from -20°F in winter to near 100°F in the summer.
Le Mars (zip 51031), Iowa gets 29 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Le Mars (zip 51031) averages 31 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 208 sunny days per year in Le Mars (zip 51031). The US average is 205 sunny days.
Le Mars (zip 51031) gets some kind of precipitation, on average, 81 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 8
Rain: averages 29 inches of rain a year
Snow: averages 31 inches of snow a year