Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 27°F | 48°F | 36°F | 4.1" |
February | 28°F | 50°F | 38°F | 3.3" |
March | 38°F | 63°F | 50°F | 5.5" |
April | 47°F | 74°F | 60°F | 5.8" |
May | 55°F | 80°F | 68°F | 4.9" |
June | 65°F | 89°F | 77°F | 4.3" |
July | 68°F | 91°F | 79°F | 5.2" |
August | 66°F | 91°F | 78°F | 4.1" |
September | 59°F | 85°F | 71°F | 3.9" |
October | 47°F | 74°F | 59°F | 3.9" |
November | 36°F | 62°F | 48°F | 4.2" |
December | 29°F | 50°F | 39°F | 5.4" |
Index | Massac | Kentucky | National |
Air quality index | 44 | 45 | 42 |
Pollution index | 1,566,340 | 1,369,131 | 2,726,193 |
Measurement | Total |
Days measured | 364 |
Days with good air quality | 261 |
Days with moderate air quality | 103 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Bandana, KY | 302 | 44 | 12.0% |
Hickory, KY | 256 | 44 | 12.0% |
Joppa, IL | 263 | 44 | 12.0% |
Lovelaceville, KY | 0 | 44 | 12.0% |
Brookport, IL | 823 | 44 | 12.0% |
Massac, KY | 5,154 | 44 | 12.0% |
City | Population | Air Quality Index | National Avg. |
Silver Hill, MD | 5,155 | 47 | 6.0% |
Sterling, AK | 5,150 | 31 | 38.0% |
Floral City, FL | 5,158 | 30 | 40.0% |
Johnstown, OH | 5,149 | 46 | 8.0% |
Chisago City, MN | 5,159 | 46 | 8.0% |
Massac, KY | 5,154 | 44 | 12.0% |