| Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
| January | 4°F | 22°F | 12°F | 3.3" |
| February | 4°F | 27°F | 14°F | 2.3" |
| March | 8°F | 32°F | 20°F | 0.3" |
| April | 29°F | 49°F | 39°F | 1.0" |
| May | 37°F | 57°F | 48°F | 1.6" |
| June | 43°F | 64°F | 54°F | 7.1" |
| July | 49°F | 66°F | 57°F | 1.0" |
| August | 47°F | 66°F | 56°F | 1.2" |
| September | 42°F | 58°F | 49°F | 4.2" |
| October | 28°F | 44°F | 35°F | 1.5" |
| November | 15°F | 30°F | 22°F | 2.9" |
| December | 13°F | 28°F | 21°F | 1.0" |
| Index | Cohoe | Alaska | National |
| Air quality index | 31 | 30 | 42 |
| Pollution index | 2,169,570 | 11,243,194 | 2,726,193 |
| Measurement | Total |
| Days measured | 365 |
| Days with good air quality | 262 |
| Days with moderate air quality | 92 |
| Days w/ poor A.Q. for sensitive groups | 7 |
| Days with unhealthy air quality | 4 |
| Pollutant | Total |
| Arsenic | 0.002% |
| Benzene | 0.040% |
| Carbon Tetrachloride | 0.002% |
| Lead | 0.020% |
| Mercury | 0.000% |
| City | Population | Air Quality Index | National Avg. |
| Kasilof, AK | 705 | 31 | 38.0% |
| Kenai, AK | 7,799 | 31 | 38.0% |
| Clam Gulch, AK | 251 | 31 | 38.0% |
| Ridgeway, AK | 2,631 | 31 | 38.0% |
| Kalifornsky, AK | 8,395 | 31 | 38.0% |
| Cohoe, AK | 1,469 | 31 | 38.0% |
| City | Population | Air Quality Index | National Avg. |
| Okawville, IL | 1,469 | 43 | 14.0% |
| Holly Hill, SC | 1,469 | 29 | 42.0% |
| Danbury, TX | 1,469 | 52 | 4.0% |
| Clarendon, AR | 1,470 | 45 | 10.0% |
| Brooklet, GA | 1,470 | 39 | 22.0% |
| Cohoe, AK | 1,469 | 31 | 38.0% |
Here are the best places to live in Alaska
These are the 10 cheapest cities in Alaska
Check out the 10 safest cities in Alaska
Most Dangerous Cities In The US