Green Valley, IL
Full City Profile · Illinois · Tazewell County County
3.7
/5.0
B+
Good
700
Population
2,333/sq mi density
$62,986
Median Income
$32,524 per capita
$116,700
Home Value
$189,265 Zillow
$725
Median Rent
19.2% income on rent
53°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.6 / 5.0
$62,986 median income, 0.5% unemployment
A+
Affordability
5.0 / 5.0
$116,700 home value, $725/mo rent
C
Education
2.4 / 5.0
17.7% bachelor's degree or higher
Green Valley 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. Annual precipitation totals 37.6 inches. The area receives 26.2 inches of snow annually.
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) |
Geography
| Elevation | 537 ft (164 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 2,333/sq mi |
| Coordinates | 40.4072°N, 89.6442°W |
| Timezone | America/Chicago |
| County | Tazewell County County |
| Nearest Airport | General Downing - Peoria International (PIA) 18 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 84.2 / 100 |
| Social Vulnerability | 23.2 / 100 |
| Community Resilience | 94.5 / 100 |
Hazard Breakdown
| Tornado | Relatively High |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Moderate |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Moderate |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 26°F (-4°C) | 2.1 in | Coldest |
| February | 30°F (-1°C) | 2.0 in | Driest |
| March | 41°F (5°C) | 2.7 in | |
| April | 53°F (12°C) | 4.0 in | |
| May | 64°F (18°C) | 4.7 in | Wettest |
| June | 73°F (23°C) | 3.7 in | |
| July | 76°F (25°C) | 3.5 in | Warmest |
| August | 75°F (24°C) | 3.3 in | |
| September | 67°F (20°C) | 3.5 in | |
| October | 55°F (13°C) | 3.2 in | |
| November | 42°F (6°C) | 2.7 in | |
| December | 31°F (-1°C) | 2.2 in |
Green Valley has a seasonal temperature swing of 51°F / from 26°F in January to 76°F in July. Total annual precipitation is 37.6 inches, with May being the wettest month (4.7") and February the driest (2.0").