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Grayville, IL
Full City Profile · Illinois · Wabash County County
2.7
/5.0
C+
Fair
1,515
Population
711/sq mi density
$47,308
Median Income
$25,054 per capita
$76,000
Home Value
$97,540 Zillow
$700
Median Rent
19.5% income on rent
56°F
Avg Temperature
290 sunny days/yr
448
Violent Crime/100K
2,111 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
C+
Economy
2.7 / 5.0
$47,308 median income, 3.9% unemployment
A+
Affordability
5.0 / 5.0
$76,000 home value, $700/mo rent
F
Safety
1.0 / 5.0
448 violent crimes/100K (18% above avg)
D
Education
2.0 / 5.0
12.1% bachelor's degree or higher
Grayville enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 32°F in January while summers reach 78°F in July. The area gets 290 sunny days per year. Annual precipitation totals 50.0 inches. The area receives 11.8 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
32°F Jan (0°C)
78°F Jul (26°C)
| Annual Average | 56.2°F |
| 4% above US avg | |
| January Average | 32°F (0°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 290 days/yr |
Geography
| Elevation | 425 ft (130 m) |
| Area | 0.8 sq mi (2.2 km²) |
| Population Density | 711/sq mi |
| Coordinates | 38.2551°N, 87.9969°W |
| Timezone | America/Chicago |
| County | Wabash County County |
| Nearest Airport | Evansville Regional (EVV) 29 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 24.8 / 100 |
| Social Vulnerability | 52.6 / 100 |
| Community Resilience | 56.2 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Very Low |
| Strong Wind | Relatively Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively Low |
| Lightning | Very Low |
| Ice Storm | Relatively Low |
| Drought | Relatively Moderate |
| Cold Wave | Relatively Low |
| Landslide | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 2.7 in | Coldest, Driest |
| February | 35°F (2°C) | 2.9 in | |
| March | 45°F (7°C) | 4.5 in | |
| April | 56°F (13°C) | 4.5 in | |
| May | 65°F (19°C) | 5.0 in | Wettest |
| June | 74°F (23°C) | 4.0 in | |
| July | 78°F (26°C) | 3.9 in | Warmest |
| August | 76°F (24°C) | 3.4 in | |
| September | 69°F (21°C) | 2.9 in | |
| October | 58°F (14°C) | 3.2 in | |
| November | 46°F (8°C) | 4.1 in | |
| December | 36°F (2°C) | 3.6 in |
Grayville has a seasonal temperature swing of 46°F / from 32°F in January to 78°F in July. Total annual precipitation is 44.6 inches, with May being the wettest month (5.0") and January the driest (2.7").