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Smithville, IL
Full City Profile · Illinois · Peoria County County
5.0
/5.0
A+
Excellent
49
Population
39/sq mi density
53°F
Avg Temperature
275 sunny days/yr
A+
Overall
5.0 / 5.0
Strong
A+
Education
5.0 / 5.0
0.0% bachelor's degree or higher
Smithville experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 26°F in January while summers reach 76°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.6 inches. The area receives 26.2 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
26°F Jan (-4°C)
76°F Jul (25°C)
| Annual Average | 52.7°F |
| 2% below US avg | |
| January Average | 26°F (-4°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 710 ft (216 m) |
| Area | 1.3 sq mi (3.3 km²) |
| Population Density | 39/sq mi |
| Coordinates | 40.6590°N, 89.8031°W |
| Timezone | America/Chicago |
| County | Peoria County County |
| Nearest Airport | General Downing - Peoria International (PIA) 6 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0489 ppm |
| PM2.5 (Fine Particles) | 8.6 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 90.7 / 100 |
| Social Vulnerability | 50.0 / 100 |
| Community Resilience | 93.6 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively High |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively High |
| Lightning | Relatively High |
| Ice Storm | Relatively High |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Relatively Moderate |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-4°C) | 1.5 in | Coldest, Driest |
| February | 29°F (-2°C) | 1.6 in | |
| March | 40°F (4°C) | 3.0 in | |
| April | 52°F (11°C) | 3.7 in | |
| May | 62°F (17°C) | 4.1 in | Wettest |
| June | 72°F (22°C) | 3.9 in | |
| July | 76°F (25°C) | 4.0 in | Warmest |
| August | 73°F (23°C) | 3.4 in | |
| September | 66°F (19°C) | 3.6 in | |
| October | 54°F (12°C) | 2.9 in | |
| November | 41°F (5°C) | 2.9 in | |
| December | 29°F (-2°C) | 2.5 in |
Smithville has a seasonal temperature swing of 51°F / from 26°F in January to 76°F in July. Total annual precipitation is 36.9 inches, with May being the wettest month (4.1") and January the driest (1.5").