Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 24°F | 35°F | 29°F | 4.1" |
February | 26°F | 40°F | 32°F | 2.4" |
March | 31°F | 49°F | 39°F | 3.4" |
April | 36°F | 58°F | 45°F | 2.8" |
May | 43°F | 69°F | 55°F | 2.9" |
June | 50°F | 75°F | 61°F | 6.5" |
July | 55°F | 87°F | 70°F | 3.1" |
August | 54°F | 86°F | 69°F | 3.1" |
September | 47°F | 76°F | 60°F | 2.9" |
October | 38°F | 59°F | 47°F | 4.0" |
November | 31°F | 44°F | 37°F | 3.4" |
December | 23°F | 34°F | 28°F | 3.9" |
Index | Harrison | Idaho | National |
Air quality index | 43 | 32 | 42 |
Pollution index | 408,717 | 2,063,710 | 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 | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.001% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
St. Maries, ID | 3,219 | 10 | 80.0% |
Parkline, ID | 34 | 43 | 14.0% |
Worley, ID | 217 | 43 | 14.0% |
Plummer, ID | 1,006 | 43 | 14.0% |
Fernan Lake Village, ID | 118 | 43 | 14.0% |
Harrison, ID | 279 | 43 | 14.0% |
City | Population | Air Quality Index | National Avg. |
Whatley, AL | 279 | 37 | 26.0% |
Cornfields, AZ | 279 | 17 | 66.0% |
Garrison, IA | 279 | 39 | 22.0% |
New Providence, IA | 279 | 37 | 26.0% |
Rutland, IL | 279 | 0 | 100.0% |
Harrison, ID | 279 | 43 | 14.0% |