Jones County Climate
Jones County, South Dakota
Avg Annual Temp
47.4°F
Annual Precip
21.6"
Annual Snowfall
49.1"
Extreme Heat Days
33.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Jones County Weather
Mild Annual Temps for the Northern Plains
Jones County averages 47.4°F annually, staying below the national median but appearing warmer than many of its northern neighbors. The climate is semi-arid and prone to significant temperature extremes. This area serves as a transition zone between the moist east and the dry west.
Warmer and Snowier than the Average
Jones County is nearly two degrees warmer than the South Dakota state average of 45.6°F. Interestingly, it receives 49.1 inches of snow annually, which is significantly higher than many other central counties. Precipitation is slightly below the state average at 21.6 inches.
High Snow Totals for Mid-State
Compared to its immediate neighbors, Jones County stands out with nearly 50 inches of annual snowfall. It experiences 34 days of extreme heat, making it hotter in the summer than the eastern glacial lakes region. The winter average of 23.2°F is milder than counties in the northeast corner of the state.
A Year of Extremes in Jones County
Summer heat is frequent, with 34 days exceeding 90°F and a July average of 74.6°F. However, the 49.1 inches of annual snowfall makes for a busy winter season. January temperatures average 21.1°F, requiring consistent heating from December through March.
Balance Snow Tools with Summer AC
Residents must prepare for a heavy winter, as 49.1 inches of snow requires professional-grade removal tools. With 34 days of extreme heat, reliable air conditioning is necessary for summer comfort. Vehicle maintenance should focus on both high-heat endurance and winter traction.
Frequently Asked Questions
What is the average temperature in Jones County?
How much rain does Jones County get?
Does it snow in Jones County?
How hot does Jones County get in summer?
How cold are winters in Jones County?
Track your own weather in Jones County
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.