All Countries
Mount Summit, IN
Full City Profile · Indiana · Delaware County County
1.7
/5.0
D
Poor
742
Population
3,533/sq mi density
$211,000
Home Value
$160,243 Zillow
$906
Median Rent
25.0% income on rent
54°F
Avg Temperature
275 sunny days/yr
394
Violent Crime/100K
4,121 property/100K
D
Overall
1.7 / 5.0
Below average overall score based on economy, affordability, safety and education
F
Safety
1.0 / 5.0
394 violent crimes/100K (4% above avg)
C
Education
2.5 / 5.0
18.5% bachelor's degree or higher
Mount Summit experiences four distinct seasons with an average annual temperature of 54°F (12°C). Winters average 29°F in January while summers reach 76°F in July. The area gets 275 sunny days per year. Annual precipitation totals 40.3 inches. Air quality is rated Good with a median AQI of 41.
Temperature
29°F Jan (-2°C)
76°F Jul (24°C)
| Annual Average | 53.7°F |
| 1% below US avg | |
| January Average | 29°F (-2°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 1,105 ft (337 m) |
| Area | 0.2 sq mi (0.5 km²) |
| Population Density | 3,533/sq mi |
| Coordinates | 40.0037°N, 85.3862°W |
| Timezone | America/Indiana/Indianapolis |
| County | Delaware County County |
| Nearest Airport | Delaware County Regional (MIE) 17 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 41.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0469 ppm |
| PM2.5 (Fine Particles) | 8.3 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 76.3 / 100 |
| Social Vulnerability | 49.3 / 100 |
| Community Resilience | 82.4 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| 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 | 29°F (-2°C) | 2.1 in | Driest |
| February | 28°F (-2°C) | 2.2 in | Coldest |
| March | 39°F (4°C) | 3.4 in | |
| April | 50°F (10°C) | 3.9 in | |
| May | 60°F (16°C) | 4.1 in | Wettest |
| June | 69°F (21°C) | 3.9 in | |
| July | 76°F (24°C) | 4.0 in | Warmest |
| August | 71°F (22°C) | 3.5 in | |
| September | 65°F (18°C) | 3.0 in | |
| October | 53°F (12°C) | 2.7 in | |
| November | 41°F (5°C) | 3.3 in | |
| December | 30°F (-1°C) | 3.0 in |
Mount Summit has a seasonal temperature swing of 48°F / from 28°F in February to 76°F in July. Total annual precipitation is 39.1 inches, with May being the wettest month (4.1") and January the driest (2.1").