Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 27°F | 19°F | 0.7" |
February | 13°F | 29°F | 21°F | 0.7" |
March | 29°F | 45°F | 36°F | 1.7" |
April | 39°F | 60°F | 48°F | 2.8" |
May | 50°F | 71°F | 60°F | 2.4" |
June | 60°F | 80°F | 70°F | 5.1" |
July | 62°F | 82°F | 72°F | 2.5" |
August | 60°F | 79°F | 69°F | 2.3" |
September | 53°F | 75°F | 63°F | 3.0" |
October | 42°F | 61°F | 50°F | 2.8" |
November | 29°F | 47°F | 37°F | 1.1" |
December | 17°F | 31°F | 24°F | 1.8" |
Index | Volga | Iowa | National |
Air quality index | 39 | 39 | 42 |
Pollution index | 1,904,120 | 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 | 0.040% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.001% |
Lead | 0.010% |
Mercury | 0.050% |
City | Population | Air Quality Index | National Avg. |
Elkport, IA | 18 | 29 | 42.0% |
Garber, IA | 104 | 29 | 42.0% |
Edgewood, IA | 574 | 29 | 42.0% |
St. Olaf, IA | 128 | 29 | 42.0% |
Elkader, IA | 1,362 | 29 | 42.0% |
Volga, IA | 226 | 39 | 22.0% |
City | Population | Air Quality Index | National Avg. |
Fredonia, AL | 226 | 42 | 16.0% |
Keo, AR | 226 | 45 | 10.0% |
Lynn, AR | 226 | 45 | 10.0% |
Sierra Village, CA | 226 | 39 | 22.0% |
Browns, IL | 226 | 36 | 28.0% |
Volga, IA | 226 | 39 | 22.0% |