All Countries
Lebanon, SD
Full City Profile · South Dakota · Potter County County
2.7
/5.0
C+
Fair
68
Population
128/sq mi density
$48,750
Median Income
$19,016 per capita
44°F
Avg Temperature
276 sunny days/yr
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$48,750 median income, 0.0% unemployment
F
Education
1.3 / 5.0
4.3% bachelor's degree or higher
Lebanon has a cool climate with an average annual temperature of 44°F (7°C). Winters average 15°F in January while summers reach 72°F in July. The area gets 276 sunny days per year. Annual precipitation totals 20.2 inches. The area receives 38.7 inches of snow annually. Air quality is rated Good with a median AQI of 35.
Temperature
15°F Jan (-9°C)
72°F Jul (22°C)
| Annual Average | 44.3°F |
| 18% below US avg | |
| January Average | 15°F (-9°C) |
| July Average | 72°F (22°C) |
| Sunny Days | 276 days/yr |
Geography
| Elevation | 1,952 ft (595 m) |
| Area | 0.5 sq mi (1.4 km²) |
| Population Density | 128/sq mi |
| Coordinates | 45.0688°N, 99.7664°W |
| Timezone | America/Chicago |
| County | Potter County County |
| Nearest Airport | Pierre Regional (PIR) 54 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 35.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.0 / 100 |
| Social Vulnerability | 24.7 / 100 |
| Community Resilience | 59.2 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Low |
| 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 | 15°F (-9°C) | 0.4 in | Coldest, Driest |
| February | 19°F (-7°C) | 0.4 in | |
| March | 30°F (-1°C) | 1.1 in | |
| April | 44°F (7°C) | 2.1 in | |
| May | 57°F (14°C) | 2.6 in | |
| June | 66°F (19°C) | 3.1 in | Wettest |
| July | 72°F (22°C) | 2.5 in | Warmest |
| August | 71°F (21°C) | 2.2 in | |
| September | 60°F (16°C) | 1.4 in | |
| October | 47°F (8°C) | 1.2 in | |
| November | 29°F (-1°C) | 0.6 in | |
| December | 17°F (-8°C) | 0.5 in |
Lebanon has a seasonal temperature swing of 57°F / from 15°F in January to 72°F in July. Total annual precipitation is 18.1 inches, with June being the wettest month (3.1") and January the driest (0.4").