Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 3°F | 21°F | 12°F | 2.0" |
February | 5°F | 25°F | 14°F | 0.7" |
March | 16°F | 38°F | 26°F | 1.2" |
April | 27°F | 52°F | 38°F | 2.9" |
May | 43°F | 68°F | 55°F | 4.1" |
June | 51°F | 76°F | 63°F | 4.2" |
July | 55°F | 81°F | 67°F | 5.7" |
August | 53°F | 80°F | 66°F | 3.6" |
September | 47°F | 72°F | 58°F | 3.8" |
October | 34°F | 56°F | 43°F | 2.6" |
November | 18°F | 39°F | 28°F | 0.7" |
December | 5°F | 23°F | 14°F | 0.8" |
Index | Ryder | North Dakota | National |
Air quality index | 36 | 35 | 42 |
Pollution index | 368,471 | 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 | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.000% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Makoti, ND | 133 | 34 | 32.0% |
Plaza, ND | 195 | 34 | 32.0% |
Douglas, ND | 101 | 36 | 28.0% |
Ryder, ND | 109 | 36 | 28.0% |
City | Population | Air Quality Index | National Avg. |
Eagle, AK | 109 | 38 | 24.0% |
Mud Bay, AK | 109 | 20 | 60.0% |
Standing Rock, AL | 109 | 42 | 16.0% |
Kohls Ranch, AZ | 109 | 60 | 20.0% |
Vilas, CO | 109 | 20 | 60.0% |
Ryder, ND | 109 | 36 | 28.0% |