Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 29°F | 20°F | 0.6" |
February | 13°F | 32°F | 22°F | 0.8" |
March | 28°F | 48°F | 37°F | 1.7" |
April | 39°F | 62°F | 49°F | 4.8" |
May | 50°F | 73°F | 61°F | 5.8" |
June | 60°F | 82°F | 71°F | 5.1" |
July | 63°F | 84°F | 74°F | 4.0" |
August | 61°F | 82°F | 71°F | 4.9" |
September | 52°F | 77°F | 64°F | 3.9" |
October | 41°F | 63°F | 51°F | 2.9" |
November | 29°F | 49°F | 38°F | 1.5" |
December | 16°F | 33°F | 24°F | 1.4" |
Index | Le Grand | Iowa | National |
Air quality index | 39 | 39 | 42 |
Pollution index | 416,114 | 1,154,535 | 2,726,193 |
Measurement | Total |
Days measured | 363 |
Days with good air quality | 286 |
Days with moderate air quality | 77 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.004% |
Carbon Tetrachloride | 0.001% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Ferguson, IA | 125 | 37 | 26.0% |
Marshalltown, IA | 26,957 | 37 | 26.0% |
Albion, IA | 644 | 37 | 26.0% |
Haverhill, IA | 170 | 37 | 26.0% |
Gilman, IA | 543 | 37 | 26.0% |
Le Grand, IA | 842 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Pittsburg, IL | 842 | 43 | 14.0% |
Augusta, MI | 842 | 38 | 24.0% |
Rosman, NC | 842 | 44 | 12.0% |
Quinton, OK | 842 | 43 | 14.0% |
Atlas, PA | 842 | 42 | 16.0% |
Le Grand, IA | 842 | 39 | 22.0% |