Webster, SD
Full City Profile · South Dakota · Day County County
3.8
/5.0
B+
Good
1,823
Population
1,125/sq mi density
$55,074
Median Income
$38,534 per capita
$122,200
Home Value
$234,465 Zillow
$612
Median Rent
25.2% income on rent
43°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.0 / 5.0
$55,074 median income, 0.7% unemployment
A+
Affordability
5.0 / 5.0
$122,200 home value, $612/mo rent
C
Education
2.3 / 5.0
16.7% bachelor's degree or higher
Webster has a cool climate with an average annual temperature of 43°F (6°C). Winters average 11°F in January while summers reach 71°F in July. Annual precipitation totals 26.1 inches. The area receives 42.8 inches of snow annually.
Temperature
11°F Jan (-11°C)
71°F Jul (22°C)
| Annual Average | 42.7°F |
| 21% below US avg | |
| January Average | 11°F (-11°C) |
| July Average | 71°F (22°C) |
Geography
| Elevation | 1,836 ft (560 m) |
| Area | 1.5 sq mi (3.9 km²) |
| Population Density | 1,125/sq mi |
| Coordinates | 45.3366°N, 97.5218°W |
| Timezone | America/Chicago |
| County | Day County County |
| Nearest Airport | Watertown Regional (ATY) 34 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 27.6 / 100 |
| Social Vulnerability | 74.7 / 100 |
| Community Resilience | 84.5 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Very 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 | 11°F (-11°C) | 0.8 in | Coldest |
| February | 16°F (-9°C) | 0.8 in | |
| March | 28°F (-2°C) | 1.1 in | |
| April | 42°F (6°C) | 2.2 in | |
| May | 56°F (13°C) | 3.4 in | |
| June | 66°F (19°C) | 4.0 in | |
| July | 71°F (22°C) | 4.0 in | Warmest, Wettest |
| August | 69°F (21°C) | 3.0 in | |
| September | 60°F (16°C) | 2.6 in | |
| October | 46°F (8°C) | 2.5 in | |
| November | 30°F (-1°C) | 0.7 in | Driest |
| December | 17°F (-8°C) | 1.1 in |
Webster has a seasonal temperature swing of 60°F / from 11°F in January to 71°F in July. Total annual precipitation is 26.1 inches, with July being the wettest month (4.0") and November the driest (0.7").