Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 8°F | 26°F | 17°F | 0.8" |
February | 10°F | 30°F | 20°F | 1.0" |
March | 24°F | 45°F | 34°F | 1.5" |
April | 37°F | 61°F | 48°F | 3.5" |
May | 49°F | 73°F | 60°F | 3.9" |
June | 60°F | 82°F | 70°F | 4.8" |
July | 65°F | 87°F | 76°F | 3.7" |
August | 62°F | 83°F | 72°F | 5.3" |
September | 54°F | 77°F | 64°F | 2.9" |
October | 41°F | 62°F | 51°F | 3.1" |
November | 27°F | 47°F | 37°F | 1.3" |
December | 13°F | 30°F | 21°F | 1.6" |
Index | Richfield | Minnesota | National |
Air quality index | 46 | 35 | 42 |
Pollution index | 1,774,860 | 1,854,519 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 214 |
Days with moderate air quality | 148 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 1 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.001% |
Lead | 0.003% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Falcon Heights, MN | 5,586 | 46 | 8.0% |
Roseville, MN | 36,139 | 46 | 8.0% |
Bloomington, MN | 85,226 | 46 | 8.0% |
Minneapolis, MN | 424,536 | 46 | 8.0% |
Minnetonka Beach, MN | 590 | 46 | 8.0% |
Richfield, MN | 36,253 | 46 | 8.0% |
City | Population | Air Quality Index | National Avg. |
Elmont, NY | 36,245 | 51 | 2.0% |
Calumet City, IL | 36,229 | 55 | 10.0% |
Bettendorf, IA | 36,214 | 46 | 8.0% |
Winchester, NV | 36,302 | 54 | 8.0% |
Oak Creek, WI | 36,321 | 39 | 22.0% |
Richfield, MN | 36,253 | 46 | 8.0% |