Norris, SD
Full City Profile · South Dakota · Jackson County County
3.3
/5.0
B
Good
116
Population
140/sq mi density
49°F
Avg Temperature
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
B
Education
3.3 / 5.0
28.3% bachelor's degree or higher
Norris experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 24°F in January while summers reach 76°F in July. Annual precipitation totals 20.4 inches. The area receives 40.0 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
24°F Jan (-5°C)
76°F Jul (24°C)
| Annual Average | 48.9°F |
| 9% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 76°F (24°C) |
Geography
| Elevation | 2,493 ft (760 m) |
| Area | 0.8 sq mi (2.1 km²) |
| Population Density | 140/sq mi |
| Coordinates | 43.4723°N, 101.1928°W |
| Timezone | America/Chicago |
| County | Jackson County County |
| Nearest Airport | Pierre Regional (PIR) 77 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 73.5% |
| Unhealthy Days | 7 |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0479 ppm |
| PM2.5 (Fine Particles) | 7.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 10.2 / 100 |
| Social Vulnerability | 99.7 / 100 |
| Community Resilience | 0.4 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Very Low |
| Wildfire | Relatively Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Very Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 24°F (-5°C) | 0.5 in | Coldest |
| February | 27°F (-3°C) | 0.6 in | |
| March | 37°F (3°C) | 0.9 in | |
| April | 46°F (8°C) | 2.4 in | |
| May | 58°F (14°C) | 3.4 in | |
| June | 68°F (20°C) | 3.5 in | Wettest |
| July | 76°F (24°C) | 2.6 in | Warmest |
| August | 74°F (23°C) | 2.2 in | |
| September | 65°F (18°C) | 1.6 in | |
| October | 50°F (10°C) | 1.8 in | |
| November | 37°F (3°C) | 0.6 in | |
| December | 27°F (-3°C) | 0.4 in | Driest |
Norris has a seasonal temperature swing of 52°F / from 24°F in January to 76°F in July. Total annual precipitation is 20.4 inches, with June being the wettest month (3.5") and December the driest (0.4").