Town guide
Wetonka
A town of 16 people in South Dakota
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About Wetonka
Town in South Dakota, United States16Population
0.2 sq miArea
1,470 ftElevation
Wetonka (Dakota: wi-tȟáŋka; "Big Sun") is a town in McPherson County, South Dakota, United States. The population was 16 at the 2020 census. Wetonka was laid out in 1906.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Town numbers
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Area code605
Living in Wetonka
Health in Wetonka
Compared with South Dakota
3better than SD·2worse
of 26 measures CDC estimates. The other 21 are too close to call.
BetterToo close to callWorse
What stands out
Care nearby
Avera St. LukesAberdeen · 18.1 mi · ER
Horizon Health - AberdeenAberdeen · 18.8 mi · sliding-scale fees
Primary careShortage · county-wide
DentalShortage · county-wide
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · ZIP code 57481 · CMS · HRSAHealth in Wetonka →
Natural hazards in Wetonka
Low
Expected storm and flood damage is higher than in 37% of U.S. communities.
🥶 Cold waves🌊 Inland flooding🧊 Hail
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Wetonka →
Climate in Wetonka
Full climate →Wetonka has cold, snowy winters and pleasant summers, with very little rain. A typical July afternoon reaches 83°, a January night drops to 3°, and about 44 inches of snow falls in a normal winter.
25° / 6°Winter
54° / 31°Spring
81° / 57°Summer
57° / 34°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Wetonka →
Libraries near Wetonka
See all →Nearest: Leola Public LibraryLeola · 10.6 miles · 20 hrs a week
Where Wetonka is
Explore map →
Location map
South Dakota · SDTown boundary on OpenStreetMap →
How things work in Wetonka
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