Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 19°F | 34°F | 27°F | 2.2" |
February | 22°F | 40°F | 31°F | 1.9" |
March | 28°F | 51°F | 39°F | 3.8" |
April | 32°F | 60°F | 46°F | 1.9" |
May | 39°F | 70°F | 55°F | 1.7" |
June | 44°F | 77°F | 61°F | 2.1" |
July | 48°F | 87°F | 68°F | 0.6" |
August | 47°F | 87°F | 68°F | 0.5" |
September | 41°F | 76°F | 58°F | 0.7" |
October | 34°F | 60°F | 46°F | 2.4" |
November | 27°F | 44°F | 35°F | 3.0" |
December | 20°F | 35°F | 28°F | 2.9" |
Index | Addy | Washington | National |
Air quality index | 43 | 36 | 42 |
Pollution index | 2,800,290 | 4,541,850 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 252 |
Days with moderate air quality | 111 |
Days w/ poor A.Q. for sensitive groups | 2 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.020% |
Benzene | 0.040% |
Carbon Tetrachloride | 0.004% |
Lead | 0.020% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Valley, WA | 122 | 43 | 14.0% |
Colville, WA | 4,786 | 43 | 14.0% |
Chewelah, WA | 2,645 | 43 | 14.0% |
Addy, WA | 40 | 43 | 14.0% |
City | Population | Air Quality Index | National Avg. |
Eagle Village, AK | 40 | 38 | 24.0% |
Edna Bay, AK | 40 | 20 | 60.0% |
Levelock, AK | 40 | 31 | 38.0% |
Egypt, AR | 40 | 45 | 10.0% |
California Hot Springs, CA | 40 | 67 | 34.0% |
Addy, WA | 40 | 43 | 14.0% |