58634 Grassy Butte, ND experiences typical North Dakota weather with cold winters and warm summers. Average temperatures in the winter range from lows of -10掳F to highs of 10掳F. Summers tend to be hot, with average annual highs around 90掳F and lows around 60掳F. Precipitation is low throughout the year, usually ranging from 0-2 inches per month. Snowfall averages around 18 inches annually while the area receives about 17 inches of rain each year.
Grassy Butte (zip 58634), North Dakota gets 16 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Grassy Butte (zip 58634) averages 35 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 Grassy Butte (zip 58634). The US average is 205 sunny days.
Grassy Butte (zip 58634) gets some kind of precipitation, on average, 85 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 84 degrees
Winter Low: the January low is 5
Rain: averages 16 inches of rain a year
Snow: averages 35 inches of snow a year