Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 18°F | 45°F | 29°F | 2.6" |
February | 23°F | 47°F | 34°F | 2.7" |
March | 23°F | 56°F | 39°F | 1.7" |
April | 29°F | 65°F | 47°F | 2.2" |
May | 37°F | 74°F | 56°F | 3.1" |
June | 43°F | 84°F | 66°F | 0.3" |
July | 51°F | 90°F | 72°F | 2.8" |
August | 52°F | 83°F | 67°F | 5.5" |
September | 43°F | 78°F | 61°F | 2.0" |
October | 31°F | 68°F | 49°F | 3.4" |
November | 20°F | 60°F | 39°F | 0.4" |
December | 13°F | 45°F | 28°F | 3.1" |
Index | St. Michaels | Arizona | National |
Air quality index | 17 | 57 | 42 |
Pollution index | 5,861,710 | 9,766,019 | 2,726,193 |
Measurement | Total |
Days measured | 128 |
Days with good air quality | 127 |
Days with moderate air quality | 1 |
Days w/ poor A.Q. for sensitive groups | |
Days with unhealthy air quality |
Pollutant | Total |
Arsenic | 0.310% |
Benzene | 0.030% |
Carbon Tetrachloride | 0.004% |
Lead | 0.090% |
Mercury | 0.250% |
City | Population | Air Quality Index | National Avg. |
Oak Springs, AZ | 43 | 17 | 66.0% |
Window Rock, AZ | 2,451 | 17 | 66.0% |
Rock Springs, NM | 1,166 | 17 | 66.0% |
Fort Defiance, AZ | 4,209 | 17 | 66.0% |
Tse Bonito, NM | 206 | 17 | 66.0% |
St. Michaels, AZ | 916 | 17 | 66.0% |
City | Population | Air Quality Index | National Avg. |
La Veta, CO | 916 | 20 | 60.0% |
Mounds, IL | 916 | 44 | 12.0% |
Laurie, MO | 916 | 39 | 22.0% |
Temple, OK | 916 | 43 | 14.0% |
Bechtelsville, PA | 916 | 42 | 16.0% |
St. Michaels, AZ | 916 | 17 | 66.0% |