Hot-summer humid continental
Romeoville, Illinois
Will County, Illinois · Population 41k · 627 ft elevation
Living in Romeoville
Romeoville has a hot-summer humid continental climate: hot summers (July highs around 85°F) and cold winters (January lows around 16°F).
Precipitation is wet at about 41″ a year, and it gets a fair bit of snow (33″ a season).
Skies are partly sunny (59% of possible sunshine). Summers get sticky, with about 38 muggy days a year.
Air quality is moderate: a median AQI of 44, with about 5 unhealthy-air days in the latest year.
Romeoville at a glance
- Population
- 41k
- Elevation
- 627 ft
- Average daily high
- 61°F24th percentile
- Average daily low
- 42°F30th percentile
- Annual precipitation
- 41″40th percentile
- Annual snowfall
- 33″73th percentile
- Sunshine hours per year
- 2,657 hrs33th percentile
- Median AQI
- 4462th percentile
- Median home value
- $245k46th percentile
- Median rent
- $1,892/mo84th percentile
- Median household income
- $100k73th percentile
- Property tax rate
- 2.49%96th percentile
- Top state income-tax rate
- 5.0%
- Sales tax (state + local)
- 8.9%
- Unemployment rate
- 4.8%
- Homes with broadband
- 93%62th percentile
- Walkability index
- 8.955th percentile
- Average commute
- 32 min
- Math proficiency (8th grade)
- 43%47th percentile
- Reading proficiency (8th grade)
- 53%
- Violent crime rate
- 111 per 100k34th percentile
- Property crime rate
- 829 per 100k
- Overall natural-hazard risk
- 9773th percentile
- Outdoor access
- 2626th percentile
- Public land within 10 miles
- 2%
- Public land within 30 miles
- 2%
- Mountain relief within 30 miles
- 262 ft
Climate by month
| Month | High | Low | Precipitation | Snow | Sunshine |
|---|---|---|---|---|---|
| Jan | 32°F | 16°F | 2.2″ | 10.6″ | 131 hrs |
| Feb | 36°F | 20°F | 2.0″ | 8.7″ | 148 hrs |
| Mar | 49°F | 30°F | 2.7″ | 4.2″ | 194 hrs |
| Apr | 61°F | 40°F | 4.1″ | 0.9″ | 227 hrs |
| May | 73°F | 50°F | 4.8″ | — | 265 hrs |
| Jun | 82°F | 60°F | 4.7″ | — | 305 hrs |
| Jul | 85°F | 65°F | 4.5″ | — | 335 hrs |
| Aug | 83°F | 63°F | 4.4″ | — | 305 hrs |
| Sep | 77°F | 56°F | 3.3″ | — | 266 hrs |
| Oct | 64°F | 44°F | 3.7″ | 0.1″ | 200 hrs |
| Nov | 49°F | 32°F | 2.7″ | 1.2″ | 156 hrs |
| Dec | 37°F | 22°F | 2.1″ | 7.5″ | 127 hrs |
Near Romeoville
- Crest Hill, IL · 20k
- Bolingbrook, IL · 74k
- Lockport, IL · 26k
- Lemont, IL · 18k
- Ridgewood, IL · 3k
- Plainfield, IL · 46k
- Homer Glen, IL · 25k
- Joliet, IL · 150k
Largest places in Illinois
- Chicago, IL · 2.7M
- Aurora, IL · 180k
- Naperville, IL · 149k
- Rockford, IL · 148k
- Elgin, IL · 114k
- Springfield, IL · 114k
- Peoria, IL · 112k
- Waukegan, IL · 89k
Sources: NOAA climate normals, NASA POWER, EPA air quality, U.S. Census Bureau, FEMA, FBI, EPA walkability and EDFacts. Methodology