Gettysburg, SD has a continental climate with hot summers and cold winters. The average summer temperature is 79°F (26°C), while the average winter temperature is around 9°F (-13°C). The sun shines for an average of 2,686 hours per year, making it a sunny place to be. Precipitation in Gettysburg is around 18 inches (45 cm) annually with snowfall reaching up to 22 inches (55 cm) each year. The region's dry air makes humidity levels low throughout most of the year.
Gettysburg (zip 57442), South Dakota gets 20 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Gettysburg (zip 57442) averages 40 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 204 sunny days per year in Gettysburg (zip 57442). The US average is 205 sunny days.
Gettysburg (zip 57442) gets some kind of precipitation, on average, 76 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 5
Rain: averages 20 inches of rain a year
Snow: averages 40 inches of snow a year