Hot-summer humid continental
Quincy, Illinois
Adams County, Illinois · Population 39k · 548 ft elevation
Living in Quincy
Quincy has a hot-summer humid continental climate: hot summers (July highs around 87°F) and cold winters (January lows around 19°F).
Precipitation is wet at about 36″ a year, and it gets light snow (17″ a season).
Skies are sunny (61% of possible sunshine). Summers get sticky, with about 49 muggy days a year.
Air quality is good: a median AQI of 38 and virtually no unhealthy-air days.
Quincy at a glance
- Population
- 39k
- Elevation
- 548 ft
- Average daily high
- 63°F35th percentile
- Average daily low
- 44°F41th percentile
- Annual precipitation
- 36″28th percentile
- Annual snowfall
- 17″54th percentile
- Sunshine hours per year
- 2,752 hrs43th percentile
- Median AQI
- 3825th percentile
- Median home value
- $146k18th percentile
- Median rent
- $824/mo16th percentile
- Median household income
- $56k24th percentile
- Property tax rate
- 1.64%79th percentile
- Top state income-tax rate
- 5.0%
- Sales tax (state + local)
- 8.9%
- Unemployment rate
- 4.2%
- Homes with broadband
- 84%16th percentile
- Walkability index
- 8.854th percentile
- Average commute
- 14 min
- Math proficiency (8th grade)
- 16%6th percentile
- Reading proficiency (8th grade)
- 25%
- Overall natural-hazard risk
- 6419th percentile
- Outdoor access
- 2424th percentile
- Public land within 10 miles
- 4%
- Public land within 30 miles
- 1%
- Mountain relief within 30 miles
- 262 ft
Climate by month
| Month | High | Low | Precipitation | Snow | Sunshine |
|---|---|---|---|---|---|
| Jan | 35°F | 19°F | 1.7″ | 5.3″ | 144 hrs |
| Feb | 40°F | 23°F | 1.9″ | 4.5″ | 162 hrs |
| Mar | 52°F | 32°F | 2.5″ | 1.4″ | 196 hrs |
| Apr | 64°F | 43°F | 4.2″ | — | 228 hrs |
| May | 74°F | 54°F | 4.8″ | — | 269 hrs |
| Jun | 83°F | 64°F | 4.1″ | — | 310 hrs |
| Jul | 87°F | 67°F | 3.6″ | — | 337 hrs |
| Aug | 85°F | 66°F | 3.3″ | — | 306 hrs |
| Sep | 79°F | 57°F | 3.4″ | — | 276 hrs |
| Oct | 66°F | 45°F | 2.6″ | — | 211 hrs |
| Nov | 52°F | 34°F | 2.6″ | 0.7″ | 173 hrs |
| Dec | 40°F | 24°F | 1.7″ | 5.1″ | 140 hrs |
Near Quincy
- Hamilton, IL · 2.7k
- Carthage, IL · 2.5k
- Pittsfield, IL · 4.4k
- Rushville, IL · 2.7k
- Beardstown, IL · 6k
- Macomb, IL · 15k
- Jacksonville, IL · 17k
- Bushnell, IL · 2.8k
Largest places in Illinois
- Chicago, IL · 2.7M
- Aurora, IL · 180k
- Joliet, IL · 150k
- Naperville, IL · 149k
- Rockford, IL · 148k
- Elgin, IL · 114k
- Springfield, IL · 114k
- Peoria, IL · 112k
Sources: NOAA climate normals, NASA POWER, EPA air quality, U.S. Census Bureau, FEMA, FBI, EPA walkability and EDFacts. Methodology