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Streator, IL
Full City Profile · Illinois · LaSalle County County
2.7
/5.0
C+
Fair
12,274
Population
1,677/sq mi density
$54,953
Median Income
$32,820 per capita
$88,000
Home Value
$124,069 Zillow
$779
Median Rent
25.2% income on rent
52°F
Avg Temperature
275 sunny days/yr
275
Violent Crime/100K
2,069 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.0 / 5.0
$54,953 median income, 4.9% unemployment
A+
Affordability
5.0 / 5.0
$88,000 home value, $779/mo rent
F
Safety
1.0 / 5.0
275 violent crimes/100K
D
Education
2.0 / 5.0
12.3% bachelor's degree or higher
Streator experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 24°F in January while summers reach 77°F in July. The area gets 275 sunny days per year. Annual precipitation totals 39.4 inches. The area receives 26.4 inches of snow annually. Air quality is rated Good with a median AQI of 43.
Temperature
24°F Jan (-5°C)
77°F Jul (25°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 77°F (25°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 630 ft (192 m) |
| Area | 6.1 sq mi (15.7 km²) |
| Population Density | 1,677/sq mi |
| Coordinates | 41.1250°N, 88.8296°W |
| Timezone | America/Chicago |
| County | LaSalle County County |
| Nearest Airport | Illinois Valley Regional-Walter A Duncan Field (VYS) 23 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 43.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 86.1 / 100 |
| Social Vulnerability | 38.9 / 100 |
| Community Resilience | 90.7 / 100 |
Hazard Breakdown
| Tornado | Relatively Moderate |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Relatively Low |
| Strong Wind | Relatively High |
| Heat Wave | Relatively Low |
| 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 | 24°F (-5°C) | 1.5 in | Coldest |
| February | 27°F (-3°C) | 1.5 in | Driest |
| March | 38°F (4°C) | 2.8 in | |
| April | 50°F (10°C) | 3.7 in | |
| May | 61°F (16°C) | 3.8 in | |
| June | 71°F (22°C) | 3.9 in | |
| July | 77°F (25°C) | 4.0 in | Warmest, Wettest |
| August | 72°F (22°C) | 3.5 in | |
| September | 65°F (18°C) | 3.5 in | |
| October | 53°F (12°C) | 2.7 in | |
| November | 40°F (5°C) | 3.0 in | |
| December | 28°F (-2°C) | 2.5 in |
Streator has a seasonal temperature swing of 53°F / from 24°F in January to 77°F in July. Total annual precipitation is 36.4 inches, with July being the wettest month (4.0") and February the driest (1.5").