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Basco, IL
Full City Profile · Illinois · Hancock County County
3.1
/5.0
B
Good
73
Population
332/sq mi density
$46,250
Median Income
$33,004 per capita
$38,200
Home Value
$125,607 Zillow
53°F
Avg Temperature
275 sunny days/yr
B
Overall
3.1 / 5.0
Good overall score based on economy, affordability, safety and education
C+
Economy
2.7 / 5.0
$46,250 median income, 12.5% unemployment
A+
Affordability
5.0 / 5.0
$38,200 home value, /mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
C
Education
2.3 / 5.0
16.3% bachelor's degree or higher
Basco 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 40.1 inches. The area receives 23.1 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
26°F Jan (-3°C)
76°F Jul (25°C)
| Annual Average | 52.8°F |
| 2% below US avg | |
| January Average | 26°F (-3°C) |
| July Average | 76°F (25°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 633 ft (193 m) |
| Area | 0.2 sq mi (0.6 km²) |
| Population Density | 332/sq mi |
| Coordinates | 40.3278°N, 91.1995°W |
| Timezone | America/Chicago |
| County | Hancock County County |
| Nearest Airport | Quincy Regional-Baldwin Field (UIN) 27 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 31.1 / 100 |
| Social Vulnerability | 64.8 / 100 |
| Community Resilience | 61.4 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Very Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Moderate |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-3°C) | 1.4 in | Coldest |
| February | 29°F (-2°C) | 1.4 in | Driest |
| March | 41°F (5°C) | 2.9 in | |
| April | 53°F (11°C) | 3.7 in | |
| May | 63°F (17°C) | 4.5 in | |
| June | 72°F (22°C) | 3.9 in | |
| July | 76°F (25°C) | 4.5 in | Warmest, Wettest |
| August | 74°F (23°C) | 3.5 in | |
| September | 66°F (19°C) | 4.5 in | |
| October | 55°F (13°C) | 3.1 in | |
| November | 41°F (5°C) | 2.7 in | |
| December | 29°F (-2°C) | 2.1 in |
Basco has a seasonal temperature swing of 51°F / from 26°F in January to 76°F in July. Total annual precipitation is 38.2 inches, with July being the wettest month (4.5") and February the driest (1.4").