Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 24°F | 42°F | 32°F | 3.4" |
February | 25°F | 44°F | 33°F | 2.6" |
March | 34°F | 56°F | 44°F | 3.9" |
April | 43°F | 69°F | 56°F | 4.2" |
May | 52°F | 76°F | 63°F | 4.1" |
June | 60°F | 83°F | 71°F | 4.9" |
July | 64°F | 85°F | 74°F | 4.8" |
August | 63°F | 86°F | 73°F | 3.6" |
September | 56°F | 80°F | 67°F | 3.2" |
October | 45°F | 68°F | 55°F | 3.7" |
November | 35°F | 57°F | 45°F | 2.9" |
December | 29°F | 46°F | 37°F | 4.2" |
Index | Sistersville | West Virginia | National |
Air quality index | 35 | 126 | 42 |
Pollution index | 505,265 | 1,996,538 | 2,726,193 |
Measurement | Total |
Days measured | 364 |
Days with good air quality | 333 |
Days with moderate air quality | 31 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.003% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.002% |
Mercury | 0.010% |
City | Population | Air Quality Index | National Avg. |
Reader, WV | 290 | 31 | 38.0% |
Middlebourne, WV | 717 | 31 | 38.0% |
Stafford, OH | 86 | 35 | 30.0% |
Friendly, WV | 124 | 35 | 30.0% |
Newport, OH | 1,310 | 35 | 30.0% |
Sistersville, WV | 1,334 | 35 | 30.0% |
City | Population | Air Quality Index | National Avg. |
Elmore, AL | 1,334 | 52 | 4.0% |
Des Arc, AR | 1,334 | 45 | 10.0% |
Kamiah, ID | 1,334 | 29 | 42.0% |
Ortonville, MI | 1,334 | 38 | 24.0% |
Cole Camp, MO | 1,334 | 39 | 22.0% |
Sistersville, WV | 1,334 | 35 | 30.0% |