Weather StoryAlmanac, microseasons, and the day's weather story.

South Dakota Weather

Right now in South Dakota
73°F
Overcast

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 · June 1–5 · Plains Continental

Prairie lightning bugs rise

Fireflies emerge across open grasslands and oak savanna edges, their bioluminescence visible in twilight above milkweed and clover.

Microseason content for South Dakota is drawn from the Plains Continental corpus (100% of the state's cities sit in this region).

All cities in South Dakota

482 cities & towns