| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | -16°F | -5°F | -10°F | 0.0" |
| February | -14°F | -2°F | -9°F | 0.0" |
| March | -17°F | -4°F | -11°F | 0.0" |
| April | 1°F | 15°F | 7°F | 0.0" |
| May | 21°F | 31°F | 26°F | 0.2" |
| June | 32°F | 39°F | 35°F | 0.7" |
| July | 40°F | 48°F | 43°F | 1.3" |
| August | 39°F | 47°F | 42°F | 1.3" |
| September | 33°F | 39°F | 36°F | 0.9" |
| October | 21°F | 29°F | 25°F | 0.4" |
| November | 2°F | 12°F | 8°F | 0.0" |
| December | -10°F | 2°F | -4°F | 0.0" |
| Index | Kaktovik | Alaska | National |
| Air quality index | 38 | 30 | 42 |
| Pollution index | 400,692 | 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 | 0.010% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Kaktovik, AK | 178 | 38 | 24.0% |
| City | Population | Air Quality Index | National Avg. |
| Kenny Lake, AK | 178 | 31 | 38.0% |
| Gaylesville, AL | 178 | 39 | 22.0% |
| Mount Vernon, AR | 178 | 45 | 10.0% |
| Ravenden Springs, AR | 178 | 26 | 48.0% |
| Vandervoort, AR | 178 | 39 | 22.0% |
| Kaktovik, AK | 178 | 38 | 24.0% |
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