Brimfield, IL
Full City Profile · Illinois · Peoria County County
3.8
/5.0
B+
Good
692
Population
752/sq mi density
$61,417
Median Income
$31,603 per capita
$144,800
Home Value
$304,444 Zillow
$847
Median Rent
18.3% income on rent
51°F
Avg Temperature
B+
Overall
3.8 / 5.0
Good overall score based on economy, affordability, safety and education
B
Economy
3.4 / 5.0
$61,417 median income, 7.8% unemployment
A+
Affordability
5.0 / 5.0
$144,800 home value, $847/mo rent
B
Education
3.1 / 5.0
26.3% bachelor's degree or higher
Brimfield experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 24°F in January while summers reach 74°F in July. Annual precipitation totals 37.7 inches. The area receives 21.3 inches of snow annually. Air quality is rated Good with a median AQI of 44.
Temperature
24°F Jan (-5°C)
74°F Jul (24°C)
| Annual Average | 50.8°F |
| 6% below US avg | |
| January Average | 24°F (-5°C) |
| July Average | 74°F (24°C) |
Geography
| Elevation | 696 ft (212 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 752/sq mi |
| Coordinates | 40.8370°N, 89.8806°W |
| Timezone | America/Chicago |
| County | Peoria County County |
| Nearest Airport | General Downing - Peoria International (PIA) 15 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 44.0 |
| Rating | Good |
| Good Days % | 68.6% |
| Unhealthy Days | 0 |
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 | 24°F (-5°C) | 2.0 in | Coldest |
| February | 28°F (-2°C) | 1.9 in | |
| March | 39°F (4°C) | 2.5 in | |
| April | 51°F (11°C) | 3.5 in | |
| May | 63°F (17°C) | 4.7 in | Wettest |
| June | 72°F (22°C) | 4.4 in | |
| July | 74°F (24°C) | 4.3 in | Warmest |
| August | 72°F (22°C) | 3.7 in | |
| September | 65°F (18°C) | 4.0 in | |
| October | 53°F (12°C) | 2.7 in | |
| November | 40°F (5°C) | 2.4 in | |
| December | 29°F (-2°C) | 1.9 in | Driest |
Brimfield has a seasonal temperature swing of 51°F / from 24°F in January to 74°F in July. Total annual precipitation is 37.7 inches, with May being the wettest month (4.7") and December the driest (1.9").