Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 35°F | 59°F | 46°F | 4.2" |
February | 40°F | 64°F | 51°F | 2.8" |
March | 41°F | 73°F | 57°F | 3.9" |
April | 47°F | 83°F | 65°F | 2.8" |
May | 58°F | 93°F | 76°F | 0.3" |
June | 66°F | 101°F | 85°F | 0.7" |
July | 73°F | 103°F | 87°F | 2.4" |
August | 72°F | 98°F | 84°F | 2.7" |
September | 65°F | 96°F | 81°F | 0.3" |
October | 54°F | 86°F | 69°F | 2.6" |
November | 43°F | 75°F | 58°F | 1.6" |
December | 31°F | 62°F | 46°F | 1.9" |
Index | San Simon | Arizona | National |
Air quality index | 37 | 57 | 42 |
Pollution index | 3,438,690 | 9,766,019 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 362 |
Days with moderate air quality | 3 |
Days w/ poor A.Q. for sensitive groups | |
Days with unhealthy air quality |
Pollutant | Total |
Arsenic | 0.004% |
Benzene | 0.060% |
Carbon Tetrachloride | 0.010% |
Lead | 0.040% |
Mercury | 0.003% |
City | Population | Air Quality Index | National Avg. |
Bowie, AZ | 313 | 45 | 10.0% |
San Simon, AZ | 180 | 37 | 26.0% |
City | Population | Air Quality Index | National Avg. |
Fort Apache, AZ | 180 | 44 | 12.0% |
Alston, GA | 180 | 26 | 48.0% |
Rentz, GA | 180 | 38 | 24.0% |
Auburn, IA | 180 | 37 | 26.0% |
Fostoria, IA | 180 | 35 | 30.0% |
San Simon, AZ | 180 | 37 | 26.0% |