South Dakota weather in April: Statewide normals and every place, NOAA 1991-2020
In April, South Dakota's statewide normal high is 57°F and normal low 32°F; normal highs run from 50°F in Custer to 62°F in Armour (NOAA 1991-2020 normals).
- Statewide normal high
- 57°FApril, 1991-2020
- Statewide normal low
- 32°FApril, 1991-2020
- Statewide normal precipitation
- 2.17 inApril
- Warmest place
- 62°Fnormal high, Armour
- Coolest place
- 50°Fnormal high, Custer
Where is South Dakota warmest and wettest in April?
Armour has the warmest April afternoons (62°F) and Custer the coolest (50°F). Lead gets the most precipitation (3.54 in) and Pollock the least (1.32 in). The most snow falls in Lead (29.0 inches).
Statewide, April averaged 43.6°F in 2021, 39.7°F in 2022, 41.3°F in 2023, 46.5°F in 2024, 45.6°F in 2025, 44.4°F in 2026, against a 1991-2020 normal of 44.5°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Sioux Falls | 59°F | 36°F | 3.00 | 5.1 |
| Rapid City | 57°F | 31°F | 2.08 | 10.1 |
| Aberdeen | 58°F | 31°F | 1.91 | 4.2 |
| Brookings | 54°F | 32°F | 2.17 | 4.1 |
| Watertown | 54°F | 32°F | 2.06 | 5.2 |
| Yankton | 60°F | 35°F | 3.36 | 3.7 |
| Mitchell | 59°F | 35°F | 2.07 | – |
| Huron | 58°F | 34°F | 2.52 | 5.5 |
| Spearfish | 55°F | 32°F | 2.23 | 8.5 |
| Pierre | 59°F | 33°F | 1.93 | 5.3 |
| Vermillion | 62°F | 36°F | 3.09 | – |
| Madison | 56°F | 33°F | 2.70 | 4.2 |
| Belle Fourche | 59°F | 33°F | 2.11 | 5.2 |
| Hot Springs | 62°F | 31°F | 2.12 | 4.7 |
| Milbank | 54°F | 32°F | 2.41 | – |
| Mobridge | 59°F | 33°F | 1.58 | 3.2 |
| Lead | 54°F | 31°F | 3.54 | 29.0 |
| Canton | 58°F | 34°F | 2.88 | 2.8 |
| Winner | 60°F | 36°F | 2.11 | – |
| Pine Ridge | 59°F | 32°F | 2.08 | – |
| Chamberlain | 59°F | 35°F | 2.32 | – |
| Sisseton | 55°F | 33°F | 2.09 | 5.6 |
| Flandreau | 54°F | 31°F | 2.67 | 4.8 |
| Redfield | 56°F | 32°F | 2.08 | – |
| Custer | 50°F | 29°F | 2.42 | – |
| Webster | 53°F | 32°F | 2.22 | 5.0 |
| Oglala | 60°F | 34°F | – | – |
| Kyle | 59°F | 30°F | 2.35 | – |
| Wagner | 62°F | 36°F | 3.06 | – |
| Deadwood | 55°F | 30°F | – | – |
| Salem | 57°F | 32°F | 3.29 | – |
| Miller | 56°F | 32°F | 2.21 | 5.1 |
| Gregory | 58°F | 33°F | 3.12 | 5.4 |
| Clear Lake | 53°F | 31°F | 2.49 | 7.0 |
| Britton | 55°F | 30°F | 1.96 | 5.1 |
| Clark | 54°F | 32°F | 2.29 | – |
| Lemmon | 58°F | 32°F | 1.71 | 4.8 |
| Mission | 57°F | 32°F | 2.50 | 5.7 |
| Tyndall | 58°F | 34°F | 2.86 | 4.1 |
| Gettysburg | 56°F | 32°F | 1.86 | 4.5 |
| De Smet | 55°F | 33°F | 2.30 | 4.8 |
| Centerville | 59°F | 34°F | 2.69 | 2.9 |
| Hill City | 56°F | 26°F | 2.46 | 13.8 |
| Ipswich | 57°F | 31°F | 1.79 | 4.0 |
| Arlington | 57°F | 33°F | 2.60 | – |
| Martin | 59°F | 32°F | 2.40 | 9.0 |
| Howard | 61°F | 32°F | 2.68 | 5.2 |
| Faulkton | 56°F | 31°F | 2.02 | 7.1 |
| Wessington Springs | 56°F | 33°F | 3.02 | 8.2 |
| Edgemont | 59°F | 27°F | 1.84 | 4.6 |
| Eureka | 54°F | 30°F | 1.64 | 4.7 |
| Philip | 59°F | 32°F | 1.71 | – |
| Castlewood | 54°F | 30°F | 2.13 | – |
| Armour | 62°F | 35°F | 3.26 | 4.1 |
| Johnson Siding | 55°F | 29°F | 2.42 | – |
| Alexandria | 58°F | 32°F | 2.88 | 4.7 |
| Highmore | 59°F | 32°F | 2.52 | 4.8 |
| Onida | 58°F | 33°F | 1.96 | 6.5 |
| Menno | 61°F | 36°F | 2.72 | 4.0 |
| Selby | 55°F | 31°F | 1.60 | 4.4 |
| Newell | 56°F | 32°F | 1.81 | 6.5 |
| Timber Lake | 58°F | 32°F | 1.83 | 5.2 |
| Bridgewater | 57°F | 35°F | 2.99 | – |
| Dupree | 61°F | 33°F | 1.98 | 6.8 |
| Waubay | 54°F | 33°F | 1.96 | 5.0 |
| Presho | 60°F | 31°F | – | – |
| Murdo | 57°F | 34°F | 2.37 | 6.8 |
| Montrose | 57°F | 32°F | – | – |
| Wilmot | 54°F | 31°F | 2.52 | 6.1 |
| Leola | 55°F | 30°F | 1.92 | – |
| White Lake | 57°F | 33°F | 3.03 | 5.4 |
| Faith | 56°F | 32°F | 1.75 | – |
| Buffalo | 56°F | 31°F | 1.44 | – |
| Bison | 57°F | 32°F | 1.76 | 5.4 |
| Kennebec | 62°F | 33°F | 2.34 | 6.2 |
| Roscoe | 54°F | 30°F | 1.84 | 5.8 |
| Summit | 55°F | 30°F | 2.34 | 7.8 |
| Bonesteel | 58°F | 34°F | 3.10 | 7.7 |
| Pickstown | 59°F | 35°F | 3.23 | 3.2 |
| Pollock | 58°F | 32°F | 1.32 | 4.2 |
| Mellette | 56°F | 29°F | 2.11 | 5.4 |
| Wentworth | 58°F | 34°F | 2.50 | 4.4 |
| Columbia | 55°F | 31°F | 1.77 | 3.6 |
| Conde | 56°F | 31°F | 2.42 | 2.3 |
| Astoria | 52°F | 32°F | – | – |
| Oelrichs | 60°F | 31°F | 2.04 | 5.3 |
| Midland | 61°F | 32°F | – | – |
| Andover | 56°F | 33°F | 2.00 | – |
| Camp Crook | 58°F | 31°F | 1.61 | 6.5 |
| Interior | 62°F | 35°F | 2.26 | 6.4 |
| Wasta | 60°F | 33°F | 1.90 | 3.7 |
| Turton | 56°F | 32°F | 2.31 | – |
| Wood | 58°F | 32°F | 2.42 | 8.6 |
| Forestburg | 60°F | 32°F | 2.92 | 3.0 |
| Winfred | 55°F | 32°F | 2.60 | – |
| Oral | 60°F | 30°F | 2.03 | 5.2 |
| Cottonwood | 58°F | 30°F | 1.96 | 6.8 |
| Stephan | 57°F | 31°F | 1.95 | 4.4 |
| Gann Valley | 58°F | 31°F | 1.69 | 5.4 |
| Aberdeen (35 mi WNW) | 53°F | 31°F | 1.65 | – |
| Academy (2 mi NE) | 58°F | 35°F | 2.68 | 6.8 |
| Antelope Ranger Station | 55°F | 29°F | – | – |
| Ardmore | 62°F | 30°F | 1.95 | 6.9 |
| Bear Ridge | 58°F | 30°F | 2.75 | 17.2 |
| Cedar Butte | 59°F | 34°F | 2.37 | 5.6 |
| Elm Springs (3 mi ESE) | 58°F | 31°F | 2.01 | 6.6 |
| Fort Meade | 58°F | 34°F | 2.45 | 7.9 |
| Fort Pierre (17 mi WSW) | 61°F | 33°F | 1.89 | 4.5 |
| Glad Valley (2 mi W) | 55°F | 31°F | 1.99 | 7.5 |
| Harrington | 59°F | 32°F | 2.77 | 6.7 |
| Harrold (12 mi SSW) | 58°F | 29°F | 1.93 | 7.0 |
| Hereford (12 mi SW) | 58°F | 33°F | 2.11 | 9.5 |
| Hoover | 57°F | 29°F | 1.88 | 7.6 |
| Kirley (6 mi N) | 58°F | 33°F | 2.16 | 5.9 |
| Ladner (9 mi SW) | 54°F | 31°F | 2.03 | 5.4 |
| Lake Sharpe Project | 59°F | 31°F | 1.78 | 2.6 |
| Lodgepole (5 mi SW) | 54°F | 25°F | 1.41 | – |
| Longvalley | 60°F | 33°F | 2.48 | – |
| Ludlow (3 mi SSE) | 55°F | 30°F | 2.13 | – |
| Manderson (3 mi NE) | 58°F | 33°F | – | – |
| Maurine (12 mi SW) | 58°F | 30°F | 2.12 | 8.0 |
| McIntosh (6 mi SE) | 57°F | 32°F | 1.37 | 4.9 |
| McLaughlin | 56°F | 30°F | 1.69 | 2.1 |
| Milesville (5 mi NE) | 59°F | 33°F | 2.03 | 6.9 |
| Mission Ridge (5 mi NW) | 57°F | 32°F | 1.79 | – |
| Mount Rushmore National Memorial | 50°F | 32°F | 2.62 | 13.1 |
| Oahe Dam | 58°F | 32°F | 1.78 | – |
| Pactola Dam | 51°F | 26°F | 2.32 | 12.8 |
| Pierre (24 mi S) | 57°F | 33°F | 2.02 | – |
| Plainview (6 mi SSW) | 58°F | 30°F | 1.89 | 8.1 |
| Porcupine (11 mi N) | 59°F | 30°F | 2.40 | – |
| Ralph (1 mi N) | 57°F | 29°F | 1.33 | – |
| Rauville (2 mi W) | 54°F | 31°F | 2.27 | 4.0 |
| Red Owl | 56°F | 30°F | 1.98 | 7.5 |
| Redig (11 mi NE) | 57°F | 30°F | 1.42 | 7.5 |
| Rochford (2 mi WNW) | 51°F | 21°F | – | – |
| Roy Lake | 53°F | 32°F | 2.06 | 7.2 |
| Shadehill Reservoir | 56°F | 29°F | – | – |
| Victor (4 mi N) | 53°F | 31°F | 2.30 | 6.2 |
| Wind Cave | 58°F | 31°F | 2.32 | 7.8 |
| Zeona (10 mi SSW) | 56°F | 31°F | – | – |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.