Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 6°F | 24°F | 14°F | 0.3" |
February | 7°F | 25°F | 15°F | 0.2" |
March | 19°F | 40°F | 28°F | 0.6" |
April | 32°F | 56°F | 43°F | 1.2" |
May | 43°F | 68°F | 55°F | 3.4" |
June | 54°F | 77°F | 65°F | 4.6" |
July | 59°F | 85°F | 71°F | 2.3" |
August | 56°F | 83°F | 69°F | 2.2" |
September | 48°F | 74°F | 59°F | 2.0" |
October | 35°F | 56°F | 45°F | 1.2" |
November | 21°F | 40°F | 30°F | 0.4" |
December | 7°F | 24°F | 15°F | 0.4" |
Index | Granville | North Dakota | National |
Air quality index | 36 | 35 | 42 |
Pollution index | 4,994,790 | 1,038,665 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 320 |
Days with moderate air quality | 45 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.020% |
Benzene | 0.070% |
Carbon Tetrachloride | 0.000% |
Lead | 0.040% |
Mercury | 0.020% |
City | Population | Air Quality Index | National Avg. |
Velva, ND | 1,256 | 36 | 28.0% |
Deering, ND | 132 | 36 | 28.0% |
Karlsruhe, ND | 56 | 36 | 28.0% |
Surrey, ND | 1,061 | 36 | 28.0% |
Sawyer, ND | 278 | 36 | 28.0% |
Granville, ND | 231 | 36 | 28.0% |
City | Population | Air Quality Index | National Avg. |
McGrath, AK | 231 | 31 | 38.0% |
Carthage, AR | 231 | 32 | 36.0% |
Homeland, FL | 231 | 36 | 28.0% |
Lambs Grove, IA | 231 | 39 | 22.0% |
Ulen, IN | 231 | 54 | 8.0% |
Granville, ND | 231 | 36 | 28.0% |