Hot-summer humid continental
Denison, Iowa
Crawford County, Iowa · Population 8.2k · 1,283 ft elevation
Living in Denison
Denison has a hot-summer humid continental climate: hot summers (July highs around 84°F) and cold winters (January lows around 10°F).
Precipitation is moderate at about 34″ a year, and it gets a fair bit of snow (35″ a season).
Skies are sunny (64% of possible sunshine). Summers get sticky, with about 29 muggy days a year.
Air quality is good: a median AQI of 39, with about 3 unhealthy-air days in the latest year.
Denison at a glance
- Population
- 8.2k
- Elevation
- 1,283 ft
- Average daily high
- 58°F10th percentile
- Average daily low
- 38°F12th percentile
- Annual precipitation
- 34″24th percentile
- Annual snowfall
- 35″76th percentile
- Sunshine hours per year
- 2,870 hrs56th percentile
- Median AQI
- 3930th percentile
- Median home value
- $138k15th percentile
- Median rent
- $770/mo10th percentile
- Median household income
- $64k35th percentile
- Property tax rate
- 1.69%81th percentile
- Top state income-tax rate
- 3.8%
- Sales tax (state + local)
- 6.9%
- Unemployment rate
- 1.9%
- Homes with broadband
- 90%43th percentile
- Walkability index
- 8.346th percentile
- Average commute
- 13 min
- Math proficiency (8th grade)
- 77%90th percentile
- Reading proficiency (8th grade)
- 67%
- Violent crime rate
- 145 per 100k43th percentile
- Property crime rate
- 398 per 100k
- Overall natural-hazard risk
- 6117th percentile
- Outdoor access
- 11th percentile
- Public land within 10 miles
- 0%
- Public land within 30 miles
- 0%
- Mountain relief within 30 miles
- 262 ft
Climate by month
| Month | High | Low | Precipitation | Snow | Sunshine |
|---|---|---|---|---|---|
| Jan | 28°F | 10°F | 0.7″ | 8.1″ | 176 hrs |
| Feb | 33°F | 14°F | 1.0″ | 9.2″ | 195 hrs |
| Mar | 46°F | 25°F | 1.9″ | 4.7″ | 210 hrs |
| Apr | 59°F | 36°F | 3.4″ | 1.6″ | 228 hrs |
| May | 70°F | 49°F | 4.6″ | 0.1″ | 266 hrs |
| Jun | 80°F | 60°F | 4.9″ | — | 308 hrs |
| Jul | 84°F | 63°F | 4.1″ | — | 355 hrs |
| Aug | 81°F | 61°F | 4.4″ | — | 312 hrs |
| Sep | 75°F | 52°F | 3.3″ | — | 263 hrs |
| Oct | 62°F | 40°F | 2.6″ | 0.5″ | 214 hrs |
| Nov | 46°F | 27°F | 1.4″ | 2.4″ | 181 hrs |
| Dec | 33°F | 16°F | 1.2″ | 7.9″ | 162 hrs |
Near Denison
- Carroll, IA · 10k
- Harlan, IA · 4.9k
- Onawa, IA · 2.9k
- Missouri Valley, IA · 2.7k
- Storm Lake, IA · 11k
- Atlantic, IA · 6.8k
- Jefferson, IA · 4.2k
- Cherokee, IA · 5.2k
Largest places in Iowa
- Des Moines, IA · 212k
- Cedar Rapids, IA · 137k
- Davenport, IA · 101k
- Sioux City, IA · 86k
- Iowa City, IA · 75k
- Ankeny, IA · 71k
- West Des Moines, IA · 70k
- Waterloo, IA · 67k
Sources: NOAA climate normals, NASA POWER, EPA air quality, U.S. Census Bureau, FEMA, FBI, EPA walkability and EDFacts. Methodology