Ruma, IL
Full City Profile · Illinois · Monroe County County
3.7
/5.0
B+
Good
438
Population
592/sq mi density
$71,875
Median Income
$31,391 per capita
$125,000
Home Value
$251,106 Zillow
$933
Median Rent
30.0% income on rent
56°F
Avg Temperature
B+
Overall
3.7 / 5.0
Good overall score based on economy, affordability, safety and education
A
Economy
4.3 / 5.0
$71,875 median income, 1.9% unemployment
A+
Affordability
5.0 / 5.0
$125,000 home value, $933/mo rent
D
Education
1.8 / 5.0
10.3% bachelor's degree or higher
Ruma enjoys a temperate climate with an average annual temperature of 56°F (13°C). Winters average 32°F in January while summers reach 79°F in July. Annual precipitation totals 42.5 inches. The area receives 10.2 inches of snow annually.
Temperature
32°F Jan (0°C)
79°F Jul (26°C)
| Annual Average | 56.4°F |
| 4% above US avg | |
| January Average | 32°F (0°C) |
| July Average | 79°F (26°C) |
Geography
| Elevation | 460 ft (140 m) |
| Area | 0.3 sq mi (0.8 km²) |
| Population Density | 592/sq mi |
| Coordinates | 38.1306°N, 90.0003°W |
| Timezone | America/Chicago |
| County | Monroe County County |
| Nearest Airport | Farmington Regional (FAM) 32 miles away |
Precipitation & Snow
Air Quality
Natural Hazard Risk
| Overall Risk | Very Low |
| Risk Score | 41.9 / 100 |
| Social Vulnerability | 10.6 / 100 |
| Community Resilience | 94.9 / 100 |
Hazard Breakdown
| Tornado | Relatively Low |
| Hurricane | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Very Low |
| Hail | Relatively Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Relatively Moderate |
| Winter Weather | Relatively Low |
| Lightning | Relatively Low |
| Ice Storm | Very Low |
| Drought | Relatively Low |
| Cold Wave | Relatively Low |
| Landslide | Relatively Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 32°F (0°C) | 2.6 in | Coldest |
| February | 37°F (3°C) | 2.4 in | Driest |
| March | 46°F (8°C) | 3.6 in | |
| April | 56°F (13°C) | 4.9 in | |
| May | 66°F (19°C) | 5.1 in | Wettest |
| June | 75°F (24°C) | 4.2 in | |
| July | 79°F (26°C) | 3.9 in | Warmest |
| August | 77°F (25°C) | 3.0 in | |
| September | 70°F (21°C) | 3.2 in | |
| October | 58°F (14°C) | 3.0 in | |
| November | 46°F (8°C) | 3.9 in | |
| December | 36°F (2°C) | 2.9 in |
Ruma has a seasonal temperature swing of 47°F / from 32°F in January to 79°F in July. Total annual precipitation is 42.5 inches, with May being the wettest month (5.1") and February the driest (2.4").