Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 2°F | 29°F | 14°F | 2.9" |
February | 6°F | 35°F | 19°F | 2.1" |
March | 14°F | 42°F | 27°F | 2.7" |
April | 20°F | 49°F | 33°F | 1.8" |
May | 27°F | 60°F | 43°F | 1.8" |
June | 33°F | 70°F | 52°F | 1.5" |
July | 38°F | 82°F | 60°F | 0.6" |
August | 35°F | 80°F | 57°F | 0.6" |
September | 29°F | 71°F | 48°F | 1.3" |
October | 24°F | 56°F | 37°F | 2.2" |
November | 15°F | 40°F | 25°F | 2.7" |
December | 4°F | 27°F | 15°F | 3.5" |
Index | Ketchum | Idaho | National |
Air quality index | 20 | 32 | 42 |
Pollution index | 1,651,620 | 2,063,710 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 361 |
Days with moderate air quality | 4 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.020% |
Carbon Tetrachloride | 0.002% |
Lead | 0.020% |
Mercury | 0.001% |
City | Population | Air Quality Index | National Avg. |
Sun Valley, ID | 1,581 | 20 | 60.0% |
Hailey, ID | 8,575 | 20 | 60.0% |
Ketchum, ID | 2,843 | 20 | 60.0% |
City | Population | Air Quality Index | National Avg. |
Cache, OK | 2,843 | 43 | 14.0% |
St. Clair, PA | 2,842 | 42 | 16.0% |
Ferris, TX | 2,842 | 51 | 2.0% |
Somerset, WI | 2,842 | 46 | 8.0% |
Cetronia, PA | 2,844 | 42 | 16.0% |
Ketchum, ID | 2,843 | 20 | 60.0% |