Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 33°F | 54°F | 42°F | 4.8" |
February | 35°F | 57°F | 45°F | 3.2" |
March | 44°F | 67°F | 54°F | 4.5" |
April | 51°F | 76°F | 63°F | 4.9" |
May | 59°F | 82°F | 70°F | 4.3" |
June | 67°F | 91°F | 78°F | 4.2" |
July | 70°F | 92°F | 80°F | 5.3" |
August | 69°F | 92°F | 79°F | 4.5" |
September | 62°F | 86°F | 73°F | 3.8" |
October | 50°F | 76°F | 62°F | 3.9" |
November | 40°F | 65°F | 52°F | 3.6" |
December | 36°F | 56°F | 45°F | 5.6" |
Index | Killen | Alabama | National |
Air quality index | 37 | 37 | 42 |
Pollution index | 321,318 | 3,012,339 | 2,726,193 |
Measurement | Total |
Days measured | 263 |
Days with good air quality | 252 |
Days with moderate air quality | 11 |
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. |
Muscle Shoals, AL | 14,379 | 37 | 26.0% |
Underwood-Petersville, AL | 2,707 | 37 | 26.0% |
Leighton, AL | 789 | 37 | 26.0% |
Town Creek, AL | 943 | 37 | 26.0% |
St. Florian, AL | 506 | 37 | 26.0% |
Killen, AL | 1,146 | 37 | 26.0% |
City | Population | Air Quality Index | National Avg. |
Squirrel Mountain Valley, CA | 1,146 | 67 | 34.0% |
Woodland Heights, PA | 1,146 | 9 | 82.0% |
Granger, TX | 1,146 | 42 | 16.0% |
Saint-Zénon, QC | 1,146 | n/a | |
King Cove, AK | 1,147 | 31 | 38.0% |
Killen, AL | 1,146 | 37 | 26.0% |