| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | -8°F | 7°F | -1°F | 0.3" |
| February | -8°F | 10°F | 1°F | 0.4" |
| March | -11°F | 7°F | -2°F | 0.1" |
| April | 6°F | 23°F | 14°F | 0.2" |
| May | 25°F | 38°F | 31°F | 0.5" |
| June | 37°F | 50°F | 42°F | 0.6" |
| July | 45°F | 57°F | 51°F | 1.5" |
| August | 44°F | 56°F | 50°F | 2.0" |
| September | 35°F | 48°F | 41°F | 1.3" |
| October | 22°F | 33°F | 28°F | 0.6" |
| November | 5°F | 18°F | 12°F | 0.4" |
| December | -2°F | 12°F | 5°F | 0.2" |
| Index | Red Dog Mine | Alaska | National |
| Air quality index | 38 | 30 | 42 |
| Pollution index | 586,229 | 11,243,194 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 230 |
| Days with moderate air quality | 96 |
| Days w/ poor A.Q. for sensitive groups | 18 |
| Days with unhealthy air quality | 16 |
| Pollutant | Total |
| Arsenic | 0.000% |
| Benzene | 0.010% |
| Carbon Tetrachloride | 0.000% |
| Lead | 0.300% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Red Dog Mine, AK | 0 | 38 | 24.0% |
| City | Population | Air Quality Index | National Avg. |
| Chase, AK | 0 | 31 | 38.0% |
| Chiniak, AK | 0 | 31 | 38.0% |
| Chisana, AK | 0 | 31 | 38.0% |
| Dot Lake, AK | 0 | 38 | 24.0% |
| Eureka Roadhouse, AK | 0 | 31 | 38.0% |
| Red Dog Mine, AK | 0 | 38 | 24.0% |
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