Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 17°F | 34°F | 25°F | 0.7" |
February | 18°F | 36°F | 26°F | 2.1" |
March | 33°F | 53°F | 41°F | 4.1" |
April | 43°F | 66°F | 53°F | 4.8" |
May | 53°F | 75°F | 63°F | 6.2" |
June | 63°F | 84°F | 73°F | 5.9" |
July | 65°F | 86°F | 75°F | 5.6" |
August | 63°F | 84°F | 73°F | 2.0" |
September | 55°F | 79°F | 65°F | 4.1" |
October | 44°F | 66°F | 54°F | 6.1" |
November | 33°F | 51°F | 41°F | 3.3" |
December | 22°F | 38°F | 30°F | 3.1" |
Index | Columbus City | Iowa | National |
Air quality index | 32 | 39 | 50 |
Pollution index | 871,264 | 1,643,836 | 5,066,862 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 300 |
Days with moderate air quality | 65 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.001% |
Mercury | 0.000% |
City, State | Population | Air Quality Index | National Avg. |
Crawfordsville, IA | 261 | 32 | 36% |
Morning Sun, IA | 906 | 32 | 36% |
Fredonia, IA | 313 | 32 | 36% |
Mount Union, IA | 93 | 32 | 36% |
Winfield, IA | 1,068 | 32 | 36% |
Columbus City, IA | 447 | 32 | 36% |
City, State | Population | Air Quality Index | National Avg. |
Our Town, AL | 447 | 52 | 4% |
Leola, SD | 447 | 20 | 60% |
Paradise, TX | 447 | 33 | 34% |
New Auburn, MN | 447 | 46 | 8% |
Veblen, SD | 447 | 20 | 60% |
Columbus City, IA | 447 | 32 | 36% |