Idaho, North Dakota, and South Dakota all have a predominantly continental climate with warm summers and cold winters. Idaho can be quite hot in the summer months with temperatures reaching the high 80's on average, while winter can bring below freezing temperatures and even snowfall at times. North Dakota usually has milder temperatures than Idaho with highs in the low 80's during the summer and temperatures dropping to an average of 17 degrees during the winter months. South Dakota typically experiences similar patterns to those found in North Dakota; however, it is slightly cooler overall with average highs reaching up to 81 degrees during the summer and lows dropping to an average of 16 degrees in the wintertime.
Idaho, North Dakota gets 17 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Idaho averages 42 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 205 sunny days per year in Idaho. The US average is 205 sunny days.
Idaho gets some kind of precipitation, on average, 90 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 81 degrees
Winter Low: the January low is -1
Rain: averages 17 inches of rain a year
Snow: averages 42 inches of snow a year