| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 1°F | 13°F | 7°F | 0.7" |
| February | 1°F | 15°F | 8°F | 0.3" |
| March | -2°F | 14°F | 5°F | 0.1" |
| April | 14°F | 32°F | 23°F | 0.5" |
| May | 31°F | 48°F | 39°F | 1.3" |
| June | 45°F | 60°F | 52°F | 0.8" |
| July | 51°F | 62°F | 56°F | 3.5" |
| August | 48°F | 61°F | 54°F | 2.7" |
| September | 38°F | 50°F | 44°F | 2.3" |
| October | 29°F | 38°F | 33°F | 1.4" |
| November | 11°F | 22°F | 16°F | 0.6" |
| December | 3°F | 16°F | 9°F | 0.1" |
| Index | Shaktoolik | Alaska | National |
| Air quality index | 38 | 30 | 42 |
| Pollution index | 481,700 | 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 | 0.001% |
| Lead | 0.000% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Shaktoolik, AK | 324 | 38 | 24.0% |
| City | Population | Air Quality Index | National Avg. |
| Etowah, AR | 324 | 45 | 10.0% |
| Grangeville, CA | 324 | 56 | 12.0% |
| Las Flores CDP (Tehama County), CA | 324 | 89 | 78.0% |
| Stonefort, IL | 324 | 44 | 12.0% |
| Summerfield, IL | 324 | 54 | 8.0% |
| Shaktoolik, AK | 324 | 38 | 24.0% |
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