Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 12°F | 27°F | 19°F | 0.4" |
February | 13°F | 30°F | 21°F | 0.5" |
March | 28°F | 45°F | 35°F | 1.5" |
April | 39°F | 59°F | 48°F | 3.6" |
May | 49°F | 71°F | 59°F | 3.7" |
June | 60°F | 80°F | 69°F | 4.4" |
July | 64°F | 84°F | 73°F | 3.6" |
August | 62°F | 81°F | 70°F | 3.4" |
September | 54°F | 74°F | 63°F | 2.4" |
October | 42°F | 60°F | 50°F | 2.5" |
November | 31°F | 46°F | 38°F | 0.9" |
December | 18°F | 31°F | 24°F | 1.3" |
Index | St. Charles | Minnesota | National |
Air quality index | 15 | 35 | 42 |
Pollution index | 1,343,210 | 1,854,519 | 2,726,193 |
Measurement | Total |
Days measured | 57 |
Days with good air quality | 53 |
Days with moderate air quality | 4 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.002% |
Lead | 0.010% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Altura, MN | 451 | 15 | 70.0% |
Rushford Village, MN | 759 | 15 | 70.0% |
Lewiston, MN | 1,828 | 15 | 70.0% |
Stockton, MN | 839 | 15 | 70.0% |
Utica, MN | 254 | 15 | 70.0% |
St. Charles, MN | 3,749 | 15 | 70.0% |
City | Population | Air Quality Index | National Avg. |
University, MS | 3,749 | 33 | 34.0% |
North Cape May, NJ | 3,749 | 42 | 16.0% |
Fordyce, AR | 3,748 | 32 | 36.0% |
McGehee, AR | 3,748 | 43 | 14.0% |
West Liberty, IA | 3,750 | 32 | 36.0% |
St. Charles, MN | 3,749 | 15 | 70.0% |