Ideal, SD
Full City Profile · South Dakota · Tripp County County
3.4
/5.0
B
Good
39
Population
76/sq mi density
50°F
Avg Temperature
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
B
Education
3.4 / 5.0
0.0% bachelor's degree or higher
Ideal experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 25°F in January while summers reach 77°F in July. Annual precipitation totals 19.5 inches. The area receives 49.1 inches of snow annually.
Temperature
25°F Jan (-4°C)
77°F Jul (25°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 25°F (-4°C) |
| July Average | 77°F (25°C) |
Geography
| Elevation | 1,885 ft (575 m) |
| Area | 0.5 sq mi (1.3 km²) |
| Population Density | 76/sq mi |
| Coordinates | 43.5400°N, 99.9218°W |
| Timezone | America/Chicago |
| County | Tripp County County |
| Nearest Airport | Pierre Regional (PIR) 61 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 36.5 / 100 |
| Social Vulnerability | 82.1 / 100 |
| Community Resilience | 50.6 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Relatively Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Moderate |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 25°F (-4°C) | 0.2 in | Coldest, Driest |
| February | 28°F (-2°C) | 0.3 in | |
| March | 38°F (3°C) | 0.8 in | |
| April | 48°F (9°C) | 2.1 in | |
| May | 59°F (15°C) | 3.4 in | |
| June | 70°F (21°C) | 3.7 in | Wettest |
| July | 77°F (25°C) | 2.4 in | Warmest |
| August | 75°F (24°C) | 2.5 in | |
| September | 66°F (19°C) | 1.8 in | |
| October | 52°F (11°C) | 1.5 in | |
| November | 38°F (3°C) | 0.4 in | |
| December | 28°F (-3°C) | 0.3 in |
Ideal has a seasonal temperature swing of 52°F / from 25°F in January to 77°F in July. Total annual precipitation is 19.5 inches, with June being the wettest month (3.7") and January the driest (0.2").