South Dakota Weather
Observed at Sioux Falls (the largest city by population in South Dakota, used as a state-wide proxy). For per-city forecasts, see the city grid below.
Climate at a glance
South Dakota is largely one climate zone across 482 cities and towns. Predominantly warm-summer humid continental.
The state spans roughly 3.4° of latitude (42.5° N to 45.9° N), from Dakota Dunes in the south to Morristown in the north. Sioux Falls is the largest city by population.
Microseason · November 6–10 · Plains Continental
North wind strips the oak
Bur oak and post oak lose their leaves in a single week of Alberta clipper winds. Ground becomes bare and open.
Read this microseason across nine climate regions → · See all 72 microseasons
Microseason content for South Dakota is drawn from the Plains Continental corpus (100% of the state's cities sit in this region).
Live wind & temperature across South Dakota
Cities in South Dakota
| City | July normal | Population |
|---|---|---|
| Sioux Falls | 74°F | 207,648 |
| McLaughlin | 72°F | 683 |
| Shamrock Colony | 74°F | 72 |
| Spring Valley Colony | 74°F | 0 |
| Blumengard Colony | 72°F | 0 |
Our dataset lists 482 places in South Dakota; the 5 above have a page. For a smaller town, the nearest city above is the closest match.