Onaka, SD has a generally mild climate with hot summers and cold winters. The average summer temperature is around 81掳F (27掳C), while the average winter temperature is 28掳F (-2掳C). Rainfall throughout the year is moderate, averaging approximately 15 inches per year. Snow typically falls during the winter months, and the amount of snow accumulation can vary dramatically from year to year. Overall, Onaka enjoys a comfortable climate that makes it an enjoyable place to be all year round.
Onaka, South Dakota gets 21 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Onaka averages 37 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 200 sunny days per year in Onaka. The US average is 205 sunny days.
Onaka gets some kind of precipitation, on average, 67 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 4
Rain: averages 21 inches of rain a year
Snow: averages 37 inches of snow a year