Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | -2°F | 10°F | 4°F | 0.4" |
February | 1°F | 14°F | 7°F | 0.7" |
March | 3°F | 18°F | 10°F | 14.7" |
April | 18°F | 34°F | 26°F | 2.0" |
May | 32°F | 50°F | 40°F | 1.6" |
June | 40°F | 59°F | 48°F | 2.7" |
July | 44°F | 61°F | 51°F | 4.7" |
August | 42°F | 58°F | 48°F | 1.4" |
September | 34°F | 49°F | 40°F | 2.2" |
October | 21°F | 32°F | 26°F | 1.4" |
November | 3°F | 14°F | 8°F | 1.1" |
December | -1°F | 11°F | 5°F | 0.9" |
Index | Nelchina | Alaska | National |
Air quality index | 31 | 30 | 42 |
Pollution index | 749,334 | 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 | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.010% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Eureka Roadhouse, AK | 0 | 31 | 38.0% |
Mendeltna, AK | 25 | 31 | 38.0% |
Nelchina, AK | 230 | 31 | 38.0% |
City | Population | Air Quality Index | National Avg. |
Friendship, AR | 230 | 32 | 36.0% |
Riggins, ID | 230 | 29 | 42.0% |
Coleta, IL | 230 | 42 | 16.0% |
Tennyson, IN | 230 | 43 | 14.0% |
South Carrollton, KY | 230 | 43 | 14.0% |
Nelchina, AK | 230 | 31 | 38.0% |