Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 27°F | 47°F | 36°F | 4.0" |
February | 28°F | 49°F | 38°F | 3.2" |
March | 37°F | 60°F | 48°F | 4.5" |
April | 46°F | 72°F | 58°F | 5.5" |
May | 53°F | 77°F | 65°F | 4.8" |
June | 62°F | 85°F | 73°F | 4.2" |
July | 66°F | 86°F | 75°F | 5.9" |
August | 65°F | 87°F | 75°F | 4.6" |
September | 58°F | 81°F | 68°F | 3.5" |
October | 46°F | 70°F | 57°F | 3.6" |
November | 35°F | 60°F | 47°F | 3.4" |
December | 31°F | 50°F | 40°F | 5.0" |
Index | Mount Vernon | Kentucky | National |
Air quality index | 40 | 45 | 42 |
Pollution index | 445,912 | 1,369,131 | 2,726,193 |
Measurement | Total |
Days measured | 282 |
Days with good air quality | 267 |
Days with moderate air quality | 15 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Crab Orchard, KY | 717 | 33 | 34.0% |
Brodhead, KY | 1,551 | 33 | 34.0% |
East Bernstadt, KY | 858 | 40 | 20.0% |
Livingston, KY | 149 | 40 | 20.0% |
Mount Vernon, KY | 2,191 | 40 | 20.0% |
City | Population | Air Quality Index | National Avg. |
North Beach Haven, NJ | 2,191 | 37 | 26.0% |
Belle Meade, TN | 2,191 | 45 | 10.0% |
Star Valley Ranch, WY | 2,191 | 43 | 14.0% |
Hinckley, IL | 2,190 | 0 | 100.0% |
Trowbridge Park, MI | 2,190 | 8 | 84.0% |
Mount Vernon, KY | 2,191 | 40 | 20.0% |