South Dakota weather in October: Statewide normals and every place, NOAA 1991-2020
In October, South Dakota's statewide normal high is 60°F and normal low 35°F; normal highs run from 54°F in Custer to 65°F in Interior (NOAA 1991-2020 normals).
- Statewide normal high
- 60°FOctober, 1991-2020
- Statewide normal low
- 35°FOctober, 1991-2020
- Statewide normal precipitation
- 1.79 inOctober
- Warmest place
- 65°Fnormal high, Interior
- Coolest place
- 54°Fnormal high, Custer
Where is South Dakota warmest and wettest in October?
Interior has the warmest October afternoons (65°F) and Custer the coolest (54°F). Lead gets the most precipitation (3.32 in) and Buffalo the least (1.09 in). The most snow falls in Lead (19.3 inches).
Statewide, October averaged 51.2°F in 2021, 49.4°F in 2022, 47.3°F in 2023, 53.6°F in 2024, 52.3°F in 2025, against a 1991-2020 normal of 47.2°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Sioux Falls | 61°F | 38°F | 2.36 | 1.4 |
| Rapid City | 60°F | 34°F | 1.41 | 3.0 |
| Aberdeen | 59°F | 33°F | 2.14 | 1.3 |
| Brookings | 58°F | 34°F | 1.97 | 1.1 |
| Watertown | 56°F | 35°F | 1.95 | 1.4 |
| Yankton | 63°F | 39°F | 2.56 | 0.8 |
| Mitchell | 62°F | 38°F | 1.83 | – |
| Huron | 60°F | 36°F | 1.95 | 1.4 |
| Spearfish | 58°F | 35°F | 2.04 | 5.5 |
| Pierre | 61°F | 36°F | 1.69 | 1.3 |
| Vermillion | 65°F | 39°F | 2.35 | – |
| Madison | 59°F | 36°F | 2.16 | 0.8 |
| Belle Fourche | 62°F | 35°F | 1.72 | 2.6 |
| Hot Springs | 65°F | 33°F | 1.40 | 1.7 |
| Milbank | 58°F | 35°F | 2.31 | – |
| Mobridge | 60°F | 37°F | 1.81 | 1.7 |
| Lead | 57°F | 35°F | 3.32 | 19.3 |
| Canton | 60°F | 36°F | 2.21 | 0.8 |
| Winner | 64°F | 39°F | 1.48 | – |
| Pine Ridge | 63°F | 33°F | 1.25 | – |
| Chamberlain | 62°F | 38°F | 1.57 | – |
| Sisseton | 58°F | 36°F | 2.33 | 1.0 |
| Flandreau | 58°F | 34°F | 2.21 | 1.2 |
| Redfield | 59°F | 34°F | 2.04 | – |
| Custer | 54°F | 32°F | 1.29 | – |
| Webster | 55°F | 36°F | 2.47 | 1.4 |
| Oglala | 63°F | 36°F | – | – |
| Kyle | 64°F | 33°F | 1.66 | – |
| Wagner | 63°F | 40°F | 2.38 | – |
| Deadwood | 58°F | 31°F | – | – |
| Salem | 59°F | 35°F | 2.20 | – |
| Miller | 59°F | 35°F | 2.02 | 1.1 |
| Gregory | 62°F | 36°F | 2.36 | 1.7 |
| Clear Lake | 56°F | 35°F | 2.35 | 1.4 |
| Britton | 57°F | 34°F | 2.15 | 1.2 |
| Clark | 57°F | 35°F | 2.11 | – |
| Lemmon | 60°F | 35°F | 1.54 | 3.1 |
| Mission | 62°F | 35°F | 1.69 | 1.2 |
| Tyndall | 62°F | 37°F | 2.21 | 0.8 |
| Gettysburg | 58°F | 35°F | 1.89 | 1.3 |
| De Smet | 57°F | 36°F | 1.98 | 1.6 |
| Centerville | 62°F | 36°F | 2.32 | 0.7 |
| Hill City | 60°F | 28°F | 1.65 | 6.5 |
| Ipswich | 58°F | 34°F | 1.67 | 1.1 |
| Arlington | 58°F | 36°F | 2.15 | – |
| Martin | 61°F | 35°F | 1.60 | 2.4 |
| Howard | 63°F | 35°F | 2.35 | 1.0 |
| Faulkton | 59°F | 34°F | 1.86 | 0.9 |
| Wessington Springs | 59°F | 37°F | 2.09 | 1.7 |
| Edgemont | 62°F | 27°F | 1.26 | 2.7 |
| Eureka | 56°F | 32°F | 1.74 | 2.0 |
| Philip | 63°F | 34°F | 1.45 | – |
| Castlewood | 58°F | 34°F | 2.28 | – |
| Armour | 64°F | 38°F | 2.07 | 1.2 |
| Johnson Siding | 59°F | 32°F | 1.57 | – |
| Alexandria | 60°F | 35°F | 2.01 | 0.9 |
| Highmore | 61°F | 36°F | 1.86 | 1.3 |
| Onida | 60°F | 36°F | 1.93 | 3.0 |
| Menno | 63°F | 39°F | 2.06 | 1.2 |
| Selby | 58°F | 34°F | 1.83 | 1.6 |
| Newell | 60°F | 33°F | 1.38 | 2.8 |
| Timber Lake | 59°F | 35°F | 1.66 | 2.3 |
| Bridgewater | 61°F | 37°F | 2.27 | – |
| Dupree | 63°F | 36°F | 1.60 | 2.3 |
| Waubay | 57°F | 38°F | 2.17 | 1.2 |
| Presho | 62°F | 35°F | – | – |
| Murdo | 60°F | 37°F | 1.80 | 1.8 |
| Montrose | 61°F | 36°F | – | – |
| Wilmot | 58°F | 35°F | 2.38 | 1.4 |
| Leola | 57°F | 32°F | 1.75 | – |
| White Lake | 60°F | 36°F | 1.87 | 0.8 |
| Faith | 59°F | 35°F | 1.36 | – |
| Buffalo | 58°F | 34°F | 1.09 | – |
| Bison | 60°F | 35°F | 1.52 | 3.0 |
| Kennebec | 64°F | 36°F | 1.63 | 1.6 |
| Roscoe | 57°F | 33°F | 1.79 | 2.3 |
| Summit | 58°F | 34°F | 2.51 | 2.0 |
| Bonesteel | 62°F | 37°F | 1.97 | 2.0 |
| Pickstown | 63°F | 39°F | 2.20 | 0.1 |
| Pollock | 58°F | 34°F | 1.58 | 1.6 |
| Mellette | 59°F | 32°F | 2.12 | 0.9 |
| Wentworth | 60°F | 38°F | 1.91 | 1.5 |
| Columbia | 58°F | 33°F | 2.11 | 0.7 |
| Conde | 60°F | 34°F | 2.27 | 0.4 |
| Astoria | 56°F | 36°F | – | – |
| Oelrichs | 63°F | 33°F | 1.35 | 3.6 |
| Midland | 63°F | 34°F | – | – |
| Andover | 58°F | 37°F | 2.20 | – |
| Camp Crook | 61°F | 33°F | 1.27 | 3.2 |
| Interior | 65°F | 38°F | 1.59 | 1.9 |
| Wasta | 63°F | 34°F | 1.76 | 1.1 |
| Turton | 58°F | 35°F | 2.06 | – |
| Wood | 62°F | 35°F | 1.55 | 2.1 |
| Forestburg | 61°F | 34°F | 2.08 | 0.4 |
| Winfred | 58°F | 35°F | 2.04 | – |
| Oral | 64°F | 31°F | 1.28 | 1.8 |
| Cottonwood | 62°F | 31°F | 1.46 | 2.2 |
| Stephan | 60°F | 33°F | 1.89 | 1.1 |
| Gann Valley | 61°F | 32°F | 1.55 | 1.8 |
| Aberdeen (35 mi WNW) | 55°F | 33°F | 1.57 | – |
| Academy (2 mi NE) | 62°F | 37°F | 1.82 | 1.1 |
| Antelope Ranger Station | 58°F | 30°F | – | – |
| Ardmore | 65°F | 31°F | 1.43 | 3.6 |
| Bear Ridge | 61°F | 33°F | 2.28 | 10.8 |
| Cedar Butte | 64°F | 37°F | 1.79 | 1.6 |
| Elm Springs (3 mi ESE) | 61°F | 34°F | 1.57 | 3.0 |
| Fort Meade | 61°F | 36°F | 1.90 | 2.8 |
| Fort Pierre (17 mi WSW) | 62°F | 35°F | 1.67 | 1.0 |
| Glad Valley (2 mi W) | 58°F | 33°F | 1.71 | 3.8 |
| Harrington | 62°F | 35°F | 1.76 | 2.8 |
| Harrold (12 mi SSW) | 61°F | 31°F | 1.44 | 0.6 |
| Hereford (12 mi SW) | 60°F | 35°F | 1.69 | 4.2 |
| Hoover | 60°F | 29°F | 1.50 | 2.9 |
| Kirley (6 mi N) | 62°F | 35°F | 1.86 | 2.0 |
| Ladner (9 mi SW) | 55°F | 33°F | 1.62 | 3.3 |
| Lake Sharpe Project | 62°F | 36°F | 1.61 | 0.1 |
| Lodgepole (5 mi SW) | 57°F | 27°F | 1.56 | – |
| Longvalley | 63°F | 36°F | 1.76 | – |
| Ludlow (3 mi SSE) | 58°F | 33°F | 1.65 | – |
| Manderson (3 mi NE) | 63°F | 36°F | – | – |
| Maurine (12 mi SW) | 61°F | 31°F | 1.51 | 2.9 |
| McIntosh (6 mi SE) | 59°F | 35°F | 1.46 | 2.6 |
| McLaughlin | 57°F | 32°F | 1.77 | 0.7 |
| Milesville (5 mi NE) | 62°F | 36°F | 1.85 | 2.4 |
| Mission Ridge (5 mi NW) | 60°F | 37°F | 1.65 | – |
| Mount Rushmore National Memorial | 55°F | 37°F | 1.80 | 4.9 |
| Oahe Dam | 62°F | 36°F | 1.64 | – |
| Pactola Dam | 55°F | 29°F | 1.55 | 6.3 |
| Pierre (24 mi S) | 60°F | 37°F | 1.58 | – |
| Plainview (6 mi SSW) | 60°F | 32°F | 1.59 | 3.4 |
| Porcupine (11 mi N) | 63°F | 30°F | 1.74 | – |
| Ralph (1 mi N) | 59°F | 31°F | 1.19 | – |
| Rauville (2 mi W) | 57°F | 34°F | 2.33 | 1.1 |
| Red Owl | 60°F | 32°F | 1.61 | 3.0 |
| Redig (11 mi NE) | 60°F | 32°F | 1.36 | 3.4 |
| Rochford (2 mi WNW) | 56°F | 21°F | – | – |
| Roy Lake | 57°F | 37°F | 2.21 | 2.5 |
| Shadehill Reservoir | 60°F | 31°F | – | – |
| Victor (4 mi N) | 57°F | 34°F | 2.46 | 1.3 |
| Wind Cave | 61°F | 34°F | 1.55 | 2.1 |
| Zeona (10 mi SSW) | 59°F | 31°F | – | – |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.