Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 5°F | 21°F | 13°F | 1.3" |
February | 4°F | 24°F | 13°F | 0.7" |
March | 17°F | 39°F | 26°F | 1.6" |
April | 28°F | 54°F | 40°F | 1.7" |
May | 43°F | 68°F | 54°F | 3.7" |
June | 51°F | 75°F | 62°F | 4.2" |
July | 56°F | 81°F | 68°F | 2.4" |
August | 53°F | 81°F | 66°F | 4.5" |
September | 45°F | 72°F | 57°F | 3.8" |
October | 33°F | 55°F | 42°F | 2.6" |
November | 19°F | 38°F | 27°F | 1.3" |
December | 5°F | 22°F | 13°F | 0.6" |
Index | Stanley | North Dakota | National |
Air quality index | 34 | 35 | 42 |
Pollution index | 368,471 | 1,038,665 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 309 |
Days with moderate air quality | 53 |
Days w/ poor A.Q. for sensitive groups | 3 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Ross, ND | 236 | 34 | 32.0% |
Palermo, ND | 163 | 34 | 32.0% |
Stanley, ND | 2,697 | 34 | 32.0% |
City | Population | Air Quality Index | National Avg. |
Bonifay, FL | 2,697 | 35 | 30.0% |
Lake Wynonah, PA | 2,697 | 42 | 16.0% |
Bells, TN | 2,697 | 27 | 46.0% |
San Miguel CDP (San Luis Obispo County), CA | 2,696 | 40 | 20.0% |
Belville, NC | 2,696 | 34 | 32.0% |
Stanley, ND | 2,697 | 34 | 32.0% |