Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 24°F | 37°F | 30°F | 2.8" |
February | 28°F | 46°F | 35°F | 2.1" |
March | 34°F | 54°F | 43°F | 2.0" |
April | 36°F | 59°F | 47°F | 1.8" |
May | 43°F | 69°F | 55°F | 2.0" |
June | 46°F | 73°F | 59°F | 2.0" |
July | 51°F | 88°F | 70°F | 0.9" |
August | 48°F | 86°F | 67°F | 1.2" |
September | 41°F | 73°F | 56°F | 1.4" |
October | 39°F | 61°F | 49°F | 2.4" |
November | 31°F | 45°F | 37°F | 2.7" |
December | 24°F | 35°F | 30°F | 2.9" |
Index | De Smet | Idaho | National |
Air quality index | 10 | 32 | 42 |
Pollution index | 1,107,360 | 2,063,710 | 2,726,193 |
Measurement | Total |
Days measured | 350 |
Days with good air quality | 350 |
Days with moderate air quality | 0 |
Days w/ poor A.Q. for sensitive groups | 0 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.001% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.000% |
Lead | 0.004% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Tensed, ID | 68 | 10 | 80.0% |
Onaway, ID | 205 | 10 | 80.0% |
Farmington, WA | 142 | 10 | 80.0% |
Tekoa, WA | 776 | 18 | 64.0% |
Garfield, WA | 586 | 18 | 64.0% |
De Smet, ID | 160 | 10 | 80.0% |
City | Population | Air Quality Index | National Avg. |
Tomales, CA | 160 | 34 | 32.0% |
Dewy Rose, GA | 160 | 44 | 12.0% |
Alexander, IA | 160 | 15 | 70.0% |
Andover, IA | 160 | 42 | 16.0% |
Stockton, IA | 160 | 46 | 8.0% |
De Smet, ID | 160 | 10 | 80.0% |