Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 18°F | 35°F | 26°F | 2.4" |
February | 18°F | 36°F | 27°F | 2.3" |
March | 27°F | 49°F | 37°F | 2.7" |
April | 38°F | 63°F | 50°F | 3.2" |
May | 49°F | 74°F | 61°F | 3.8" |
June | 59°F | 83°F | 71°F | 3.7" |
July | 63°F | 86°F | 74°F | 4.0" |
August | 62°F | 84°F | 73°F | 4.5" |
September | 55°F | 78°F | 65°F | 3.3" |
October | 44°F | 65°F | 54°F | 2.5" |
November | 33°F | 52°F | 42°F | 3.0" |
December | 24°F | 39°F | 31°F | 2.9" |
Index | Dearborn | Michigan | National |
Air quality index | 56 | 69 | 42 |
Pollution index | 180,667 | 4,161,606 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 135 |
Days with moderate air quality | 217 |
Days w/ poor A.Q. for sensitive groups | 13 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.002% |
Carbon Tetrachloride | 0.001% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Flat Rock, MI | 9,974 | 1 | 98.0% |
Woodhaven, MI | 12,501 | 1 | 98.0% |
Gibraltar, MI | 4,546 | 1 | 98.0% |
Belleville, MI | 3,879 | 40 | 20.0% |
Northville, MI | 5,968 | 40 | 20.0% |
Dearborn, MI | 94,328 | 56 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Plantation, FL | 94,366 | 41 | 18.0% |
Quincy, MA | 94,389 | 43 | 14.0% |
Victoria, BC | 94,229 | n/a | |
Lynn, MA | 94,201 | 43 | 14.0% |
Concord, NC | 94,147 | 40 | 20.0% |
Dearborn, MI | 94,328 | 56 | 12.0% |