Frost dates · South Dakota
South Dakota counties by frost timing.
Latest at top, earliest at bottom. In most states this matches the north-to-south gradient.
Sorted by spring frost
Latest → earliest.
Custer County
Spring May 10·Fall Oct 5148-day season
Hughes County
Spring May 8·Fall Oct 2147-day season
Fall River County
Spring May 6·Fall Oct 9156-day season
Lawrence County
Spring May 6·Fall Oct 7154-day season
Meade County
Spring May 6·Fall Oct 3150-day season
Lyman County
Spring May 3·Fall Oct 5155-day season
Bennett County
Spring May 2·Fall Oct 12163-day season
Hyde County
Spring May 2·Fall Oct 10161-day season
Pennington County
Spring May 2·Fall Oct 9160-day season
Faulk County
Spring May 1·Fall Oct 6158-day season
Harding County
Spring May 1·Fall Oct 8160-day season
Jackson County
Spring May 1·Fall Oct 11163-day season
McPherson County
Spring May 1·Fall Oct 9161-day season
Perkins County
Spring May 1·Fall Oct 9161-day season
Stanley County
Spring May 1·Fall Oct 5157-day season
Butte County
Spring Apr 30·Fall Oct 11164-day season
Campbell County
Spring Apr 30·Fall Oct 8161-day season
Corson County
Spring Apr 30·Fall Oct 7160-day season
Dewey County
Spring Apr 30·Fall Oct 7160-day season
Hanson County
Spring Apr 30·Fall Oct 7160-day season
Oglala Lakota County
Spring Apr 30·Fall Oct 14167-day season
Sanborn County
Spring Apr 30·Fall Oct 6159-day season
Todd County
Spring Apr 30·Fall Oct 12165-day season
Walworth County
Spring Apr 30·Fall Oct 9162-day season
Deuel County
Spring Apr 29·Fall Oct 10164-day season
Edmunds County
Spring Apr 29·Fall Oct 12166-day season
Haakon County
Spring Apr 29·Fall Oct 12166-day season
Hamlin County
Spring Apr 29·Fall Oct 11165-day season
McCook County
Spring Apr 29·Fall Oct 8162-day season
Mellette County
Spring Apr 29·Fall Oct 14168-day season
Potter County
Spring Apr 29·Fall Oct 10164-day season
Spink County
Spring Apr 29·Fall Oct 8162-day season
Sully County
Spring Apr 29·Fall Oct 11165-day season
Ziebach County
Spring Apr 29·Fall Oct 9163-day season
Brookings County
Spring Apr 28·Fall Oct 8163-day season
Brown County
Spring Apr 28·Fall Oct 7162-day season
Buffalo County
Spring Apr 28·Fall Oct 9164-day season
Codington County
Spring Apr 28·Fall Oct 8163-day season
Kingsbury County
Spring Apr 28·Fall Oct 14169-day season
Beadle County
Spring Apr 27·Fall Oct 8164-day season
Lake County
Spring Apr 27·Fall Oct 10166-day season
Miner County
Spring Apr 27·Fall Oct 11167-day season
Clark County
Spring Apr 26·Fall Oct 15172-day season
Gregory County
Spring Apr 26·Fall Oct 13170-day season
Moody County
Spring Apr 26·Fall Oct 11168-day season
Aurora County
Spring Apr 25·Fall Oct 14172-day season
Day County
Spring Apr 25·Fall Oct 16174-day season
Grant County
Spring Apr 25·Fall Oct 13171-day season
Brule County
Spring Apr 24·Fall Oct 17176-day season
Clay County
Spring Apr 24·Fall Oct 11170-day season
Hand County
Spring Apr 24·Fall Oct 13172-day season
Marshall County
Spring Apr 24·Fall Oct 20179-day season
Roberts County
Spring Apr 24·Fall Oct 10169-day season
Union County
Spring Apr 24·Fall Oct 15174-day season
Jerauld County
Spring Apr 23·Fall Oct 15175-day season
Lincoln County
Spring Apr 23·Fall Oct 11171-day season
Hutchinson County
Spring Apr 22·Fall Oct 13174-day season
Jones County
Spring Apr 22·Fall Oct 18179-day season
Tripp County
Spring Apr 22·Fall Oct 18179-day season
Turner County
Spring Apr 22·Fall Oct 13174-day season
Bon Homme County
Spring Apr 21·Fall Oct 17179-day season
Douglas County
Spring Apr 21·Fall Oct 16178-day season
Charles Mix County
Spring Apr 20·Fall Oct 22185-day season
Yankton County
Spring Apr 18·Fall Oct 21186-day season
Davison County
Spring Apr 17·Fall Oct 21187-day season
Minnehaha County
Spring Apr 15·Fall Oct 24192-day season
Alphabetical · A to Z
- Aurora County
- Beadle County
- Bennett County
- Bon Homme County
- Brookings County
- Brown County
- Brule County
- Buffalo County
- Butte County
- Campbell County
- Charles Mix County
- Clark County
- Clay County
- Codington County
- Corson County
- Custer County
- Davison County
- Day County
- Deuel County
- Dewey County
- Douglas County
- Edmunds County
- Fall River County
- Faulk County
- Grant County
- Gregory County
- Haakon County
- Hamlin County
- Hand County
- Hanson County
- Harding County
- Hughes County
- Hutchinson County
- Hyde County
- Jackson County
- Jerauld County
- Jones County
- Kingsbury County
- Lake County
- Lawrence County
- Lincoln County
- Lyman County
- Marshall County
- McCook County
- McPherson County
- Meade County
- Mellette County
- Miner County
- Minnehaha County
- Moody County
- Oglala Lakota County
- Pennington County
- Perkins County
- Potter County
- Roberts County
- Sanborn County
- Spink County
- Stanley County
- Sully County
- Todd County
- Tripp County
- Turner County
- Union County
- Walworth County
- Yankton County
- Ziebach County