Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 4°F | 22°F | 11°F | 1.2" |
February | 3°F | 21°F | 10°F | 0.3" |
March | 22°F | 38°F | 29°F | 1.3" |
April | 36°F | 57°F | 45°F | 6.8" |
May | 47°F | 70°F | 57°F | 0.7" |
June | 57°F | 78°F | 66°F | 5.5" |
July | 62°F | 83°F | 72°F | 1.2" |
August | 59°F | 80°F | 68°F | 2.1" |
September | 51°F | 73°F | 61°F | 5.5" |
October | 37°F | 55°F | 45°F | 0.9" |
November | 26°F | 43°F | 33°F | 2.0" |
December | 6°F | 23°F | 14°F | 0.1" |
Index | Underwood | Minnesota | National |
Air quality index | 33 | 35 | 42 |
Pollution index | 1,462,220 | 1,854,519 | 2,726,193 |
Measurement | Total |
Days measured | 363 |
Days with good air quality | 327 |
Days with moderate air quality | 34 |
Days w/ poor A.Q. for sensitive groups | 1 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.040% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.040% |
Mercury | 0.080% |
City | Population | Air Quality Index | National Avg. |
Ottertail, MN | 531 | 29 | 42.0% |
Clitherall, MN | 109 | 29 | 42.0% |
Elizabeth, MN | 108 | 33 | 34.0% |
Ashby, MN | 425 | 33 | 34.0% |
Erhard, MN | 166 | 33 | 34.0% |
Underwood, MN | 389 | 33 | 34.0% |
City | Population | Air Quality Index | National Avg. |
Millerville, AL | 389 | 38 | 24.0% |
Branch, AR | 389 | 36 | 28.0% |
Enola, AR | 389 | 45 | 10.0% |
Drysdale, AZ | 389 | 45 | 10.0% |
Owensburg, IN | 389 | 42 | 16.0% |
Underwood, MN | 389 | 33 | 34.0% |